Name | Location | Locator View | Connector End View |
|---|---|---|---|
1-2 Shift Solenoid (1-2 SS) Valve | In the automatic transmission | Automatic Transmission Electronic Component Views in Automatic Transmission - 4L60-E/4L65 or Automatic Transmission Electronic Component Views in Automatic Transmission - 4L80-E/4L85 | Automatic Transmission Internal Connector End Views in Automatic Transmission - 4L60-E/4L65 or Automatic Transmission Internal Connector End Views in Automatic Transmission - 4L80-E/4L85 |
2-3 Shift Solenoid (2-3 SS) Valve | In the automatic transmission | Automatic Transmission Electronic Component Views in Automatic Transmission - 4L60-E/4L65 or Automatic Transmission Electronic Component Views in Automatic Transmission - 4L80-E/4L85 | Automatic Transmission Internal Connector End Views in Automatic Transmission - 4L60-E/4L65 or Automatic Transmission Internal Connector End Views in Automatic Transmission - 4L80-E/4L85 |
3-2 Shift Solenoid (3-2 SS) Valve | In the automatic transmission | Automatic Transmission Electronic Component Views in Automatic Transmission - 4L60-E/4L65 | Automatic Transmission Internal Connector End Views in Automatic Transmission - 4L60-E/4L65 |
A/C Compressor Clutch (4.8L, 5.3L, 6.0L, and 8.1L) | Lower right front of engine on the A/C compressor | HVAC Component Views in HVAC Systems - Automatic or HVAC Component Views in HVAC Systems - Manual | HVAC Connector End Views in HVAC Systems - Automatic or HVAC Connector End Views in HVAC Systems - Manual |
A/C Compressor Clutch (Diesel) | Upper left front of the engine | HVAC Component Views in HVAC Systems - Automatic or HVAC Component Views in HVAC Systems - Manual | HVAC Connector End Views in HVAC Systems - Automatic or HVAC Connector End Views in HVAC Systems - Manual |
A/C Low Pressure Switch | On the right side of the A/C accumulator | HVAC Component Views in HVAC Systems - Automatic or HVAC Component Views in HVAC Systems - Manual | HVAC Connector End Views in HVAC Systems - Automatic or HVAC Connector End Views in HVAC Systems - Manual |
A/C Refrigerant Pressure Sensor (Diesel and 4.3L) | Attached to the A/C high pressure line in back of the A/C compressor | HVAC Component Views in HVAC Systems - Automatic or HVAC Component Views in HVAC Systems - Manual | HVAC Connector End Views in HVAC Systems - Automatic or HVAC Connector End Views in HVAC Systems - Manual |
A/C Refrigerant Pressure Sensor (4.8L, 5.3L, 6.0L, and 8.1L) | In the right front of the engine compartment on the A/C high pressure hose near the compressor | HVAC Component Views in HVAC Systems - Automatic or HVAC Component Views in HVAC Systems - Manual | HVAC Connector End Views in HVAC Systems - Automatic or HVAC Connector End Views in HVAC Systems - Manual |
Accelerator Pedal Position (APP) Sensor (Except 4.3L) | On the driver floor board above the accelerator pedal | Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Component Views in Engine Controls -6.6L (LLY) or Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Connector End Views in Engine Controls -6.6L (LLY) or Engine Controls Connector End Views in Engine Controls -8.1L |
Air Temperature Actuator - Left | Near the bottom middle of the HVAC box | HVAC Component Views in HVAC Systems - Automatic or HVAC Component Views in HVAC Systems - Manual | HVAC Connector End Views in HVAC Systems - Automatic or HVAC Connector End Views in HVAC Systems - Manual |
Air Temperature Actuator - Right | Near the top middle of the HVAC box | HVAC Component Views in HVAC Systems - Automatic or HVAC Component Views in HVAC Systems - Manual | HVAC Connector End Views in HVAC Systems - Automatic or HVAC Connector End Views in HVAC Systems - Manual |
Air Temperature Sensor - Lower Left (CJ2) | On the left side of the HVAC box | HVAC Component Views in HVAC Systems - Automatic | HVAC Connector End Views in HVAC Systems - Automatic |
Air Temperature Sensor - Lower Right (CJ2) | Near the bottom middle of the HVAC box in the floor duct | HVAC Component Views in HVAC Systems - Automatic | HVAC Connector End Views in HVAC Systems - Automatic |
Air Temperature Sensor - Upper Left (CJ2) | Beneath the upper I/P trim panel in the air duct left side | HVAC Component Views in HVAC Systems - Automatic | HVAC Connector End Views in HVAC Systems - Automatic |
Air Temperature Sensor - Upper Right (CJ2) | Beneath the upper I/P trim panel in the air duct right side | HVAC Component Views in HVAC Systems - Automatic | HVAC Connector End Views in HVAC Systems - Automatic |
Air Temperature Sensor Assembly - Inside (CJ2) | In the headliner above the driver seat | HVAC Component Views in HVAC Systems - Automatic | HVAC Connector End Views in HVAC Systems - Automatic |
Ambient Air Temperature Sensor (CJ2) | In the right front bumper filler assembly | HVAC Component Views in HVAC Systems - Automatic | HVAC Connector End Views in HVAC Systems - Automatic |
Ambient Air Temperature Sensor (DF5) | Attached to the radiator core support behind the grill | Stationary Windows Component Views in Stationary Windows | Stationary Windows Connector End Views in Stationary Windows |
Ambient Light Sensor (w/o CJ2) | On the top center of the I/P | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Ambient Light/Sunload Sensor Assembly (CJ2) | On the top center of the I/P | HVAC Component Views in HVAC Systems - Automatic | HVAC Connector End Views in HVAC Systems - Automatic |
A/T Shift Lock Control Solenoid | Attached to the steering column under the transmission selector lever | Shift Lock Control Component Views in Shift Lock Control | Shift Lock Control Connector End Views in Shift Lock Control |
Audio Amplifier (UQ7) | Under the rear of the center console | Entertainment Component Views in Entertainment | Entertainment Connector End Views in Entertainment |
Automatic Transmission Fluid Pressure (TFP) Manual Valve Position Switch | In the automatic transmission | Automatic Transmission Electronic Component Views in Automatic Transmission - 4L60-E/4L65 or Automatic Transmission Electronic Component Views in Automatic Transmission - 4L80-E/4L85 | Automatic Transmission Internal Connector End Views in Automatic Transmission - 4L60-E/4L65 or Automatic Transmission Internal Connector End Views in Automatic Transmission - 4L80-E/4L85 |
Automatic Transmission Fluid Temperature Sensor | In the automatic transmission | Automatic Transmission Electronic Component Views in Automatic Transmission - 4L60-E/4L65 or Automatic Transmission Electronic Component Views in Automatic Transmission - 4L80-E/4L85 | Automatic Transmission Internal Connector End Views in Automatic Transmission - 4L60-E/4L65 or Automatic Transmission Internal Connector End Views in Automatic Transmission - 4L80-E/4L85 |
Automatic Transmission Input Shaft Speed (ISS) Sensor | In the automatic transmission | Automatic Transmission Electronic Component Views in Automatic Transmission - 4L60-E/4L65 or Automatic Transmission Electronic Component Views in Automatic Transmission - 4L80-E/4L85 or Automatic Transmission Electronic Component Views in Automatic Transmission - Allison | Automatic Transmission Internal Connector End Views in Automatic Transmission - 4L60-E/4L65 or Automatic Transmission Internal Connector End Views in Automatic Transmission - 4L80-E/4L85 or Automatic Transmission Related Connector End Views in Automatic Transmission - Allison |
Automatic Transmission Turbine Speed Sensor (M74) | Upper left of the transmission to the rear of the bell housing | Automatic Transmission Electronic Component Views in Automatic Transmission - Allison | Automatic Transmission Related Connector End Views in Automatic Transmission - Allison |
Auxiliary Battery Relay (TP2) | At the right side rear of the engine compartment | Engine Electrical Component Views in Engine Electrical | Engine Electrical Connector End Views in Engine Electrical |
Auxiliary Power Outlet - Bin (Y91) | In the center console bin | Power Outlet Component Views in Power Outlets | Power Outlet Connector End Views in Power Outlets |
Auxiliary Power Outlet - Console (UQ7 and Y91) | On the rear of the center console | Power Outlet Component Views in Power Outlets | Power Outlet Connector End Views in Power Outlets |
Auxiliary Power Outlet - Front (Except UQ7 and Y91) | Center of the I/P below the HVAC control module | Power Outlet Component Views in Power Outlets | Power Outlet Connector End Views in Power Outlets |
Auxiliary Power Outlet - Front (UQ7 and Y91) | Top Front of Floor Console | Power Outlet Component Views in Power Outlets | Power Outlet Connector End Views in Power Outlets |
Auxiliary Power Outlet Switch (HP2) | In the instrument panel to the right of the HVAC control head | Power Outlet Component Views in Power Outlets | Power Outlet Connector End Views in Power Outlets |
Auxiliary Power Outlet 120 VAC - Exterior (HP2) | Mounted to the right rear interior wall of the bed | Power Outlet Component Views in Power Outlets | Power Outlet Connector End Views in Power Outlets |
Auxiliary Power Outlet 120 VAC - Interior (HP2) | Mounted to the front of the energy storage box under the rear seat | Power Outlet Component Views in Power Outlets | Power Outlet Connector End Views in Power Outlets |
Auxiliary Transmission Fluid Pump (HP2) | Inside the transmission | -- | Automatic Transmission Internal Connector End Views in Automatic Transmission - 4L60-E/4L65 |
Auxiliary Water Pump (HP2) | On the right side of the engine compartment between the engine and the right wheelwell | Cooling System Component Views in Engine Cooling | Cooling System Connector End Views in Engine Cooling |
Back-Up Alarm (8S3) | At the rear bumper | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Backup Lamp - Left | Part of the left rear lamp assembly | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Backup Lamp - Right | Part of the right rear lamp assembly | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Backup Lamp Switch (M/T) | On the left side of the transmission | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
BARO Sensor (Diesel) | Left side of the engine near the fuel injectors 2 and 4 | Engine Controls Component Views in Engine Controls -6.6L (LLY) | Engine Controls Connector End Views in Engine Controls -6.6L (LLY) |
Battery Cut Off Switch (HP2) | Attached to the energy storage box on the passenger side | Engine Electrical Component Views in Engine Electrical | Engine Electrical Connector End Views in Engine Electrical |
Battery - Left | Left front corner of the engine compartment | Engine Electrical Component Views in Engine Electrical | Engine Electrical Connector End Views in Engine Electrical |
Battery - Right (w/Dual Battery Only) | Right rear of the engine compartment | Engine Electrical Component Views in Engine Electrical | Engine Electrical Connector End Views in Engine Electrical |
Battery 1 (HP2) | Under the rear seat inside the energy storage box | Engine Electrical Component Views in Engine Electrical | Engine Electrical Connector End Views in Engine Electrical |
Battery 2 (HP2) | Under the rear seat inside the energy storage box | Engine Electrical Component Views in Engine Electrical | Engine Electrical Connector End Views in Engine Electrical |
Battery 3 (HP2) | Under the rear seat inside the energy storage box | Engine Electrical Component Views in Engine Electrical | Engine Electrical Connector End Views in Engine Electrical |
Blower Motor | Under the right side of the I/P mounted to the HVAC box | HVAC Component Views in HVAC Systems - Automatic or HVAC Component Views in HVAC Systems - Manual | HVAC Connector End Views in HVAC Systems - Automatic or HVAC Connector End Views in HVAC Systems - Manual |
Blower Motor Control Processor (CJ2) | Under the right side of the I/P mounted to the HVAC box next to the blower motor | HVAC Component Views in HVAC Systems - Automatic | HVAC Connector End Views in HVAC Systems - Automatic |
Blower Motor Resistor Assembly (CJ3) | Under the right side of the I/P mounted to the HVAC box next to the blower motor | HVAC Component Views in HVAC Systems - Manual | HVAC Connector End Views in HVAC Systems - Manual |
Body Control Module (BCM) | On the lower left side of the I/P near the steering column | Computer/Integrating Systems Component Views in Computer/Integrating Systems | Computer/Integrating Systems Connector End Views in Computer/Integrating Systems |
Boost Pressure Sensor (Diesel) | Left front of the engine intake manifold below the A/C compressor | Engine Controls Component Views in Engine Controls -6.6L (LLY) | Engine Controls Connector End Views in Engine Controls -6.6L (LLY) |
Brake Fluid Level Switch (Except JC4) | On the left side of the master cylinder | Hydraulic Brake Component Views in Hydraulic Brakes | Hydraulic Brake Connector End Views in Hydraulic Brakes |
Brake Pedal Position Sensor (HP2) | Mounted to the brake pedal bracket assembly at the bulkhead under the left I/P | Power Steering Component Views in Power Steering System | Power Steering Connector End Views in Power Steering System |
Brake Pressure Differential Switch (JC4) | In the brake line under the master cylinder in the combination valve | Hydraulic Brake Component Views in Hydraulic Brakes | Hydraulic Brake Connector End Views in Hydraulic Brakes |
Camshaft Position (CMP) Sensor (4.8L, 5.3L, and 6.0L) | Top rear center of the engine | Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L | Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L |
Camshaft Position (CMP) Sensor (8.1L) | On front of the engine left side below the water pump | Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -8.1L |
Camshaft Position (CMP) Sensor (4.3L) | In the distributor | Engine Controls Component Views in Engine Controls -4.3L | Engine Controls Connector End Views in Engine Controls -4.3L |
Camshaft Position (CMP) Sensor (Diesel) | Mounted to the front engine cover above and to the right of the crankshaft | Engine Controls Component Views in Engine Controls -6.6L (LLY) | Engine Controls Connector End Views in Engine Controls -6.6L (LLY) |
Cargo Lamp | Mounted near the roof line at the rear of the cab with CHMSL | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Cellular Microphone (UE1) | On the left side of the overhead console | Cellular Communication Component Views in Cellular Communication | Cellular Communication Connector End Views in Cellular Communication |
Cellular and Navigation Antenna (UE1) | Mounted to the roof near the driver A-pillar | Cellular Communication Component Views in Cellular Communication | Cellular Communication Connector End Views in Cellular Communication |
Center High Mounted Stop Lamp (CHMSL) | Mounted near the roof line at the rear of the cab | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Cigar Lighter (Except UQ7 and Y91) | At the bottom center of the I/P | Power Outlet Component Views in Power Outlets | Power Outlet Connector End Views in Power Outlets |
Cigar Lighter (UQ7 and Y91) | Top Front of Floor Console | Power Outlet Component Views in Power Outlets | Power Outlet Connector End Views in Power Outlets |
Clearance Lamp - LF (NYS/R05) | Front of the left rear wheel flare | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Clearance Lamp - LR (NYS/R05) | Rear of the left rear wheel flare | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Clearance Lamp - RF (NYS/R05) | Front of the right rear wheel flare | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Clearance Lamp - RR (NYS/R05) | Rear of the right rear wheel flare | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Clearance Lamps (U01) | Center of the roof panel above the windshield | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Clutch Start Switch (M/T) | At the top of the clutch pedal assembly | Manual Transmission Component Views in Manual Transmission - NV3500 or Manual Transmission Component Views in Manual Transmission - NV4500 or Manual Transmission Component Views in Manual Transmission - ZFS6 - 650 | Manual Transmission Connector End Views in Manual Transmission - NV3500 or Manual Transmission Connector End Views in Manual Transmission - NV4500 or Manual Transmission Connector End Views in Manual Transmission - ZFS6 - 650 |
Coolant Level Switch (8.1L and Diesel) | Right side of the engine compartment on the coolant reservoir bottle | Cooling System Component Views in Engine Cooling | Cooling System Connector End Views in Engine Cooling |
Cooling Fan - Left (10 Series) | Front of the engine compartment on the engine cooling fan - left | Cooling System Component Views in Engine Cooling | Cooling System Connector End Views in Engine Cooling |
Cooling Fan - Right (10 Series) | Front of the engine compartment on the engine cooling fan - right | Cooling System Component Views in Engine Cooling | Cooling System Connector End Views in Engine Cooling |
Courtesy/Map Reading Lamps - Front (YE9) | Part of the overhead console in the front of the headliner | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Courtesy/Reading Lamps - Rear (Crew Cab YE9 or Y91) | On the middle center of the headliner | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Crankshaft Position (CKP) Sensor (4.8L, 5.3L, and 6.0L) | At the right rear side of the engine block | Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L | Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L |
Crankshaft Position (CKP) Sensor (8.1L) | At the left rear side of the engine block behind the left valve cover | Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -8.1L |
Crankshaft Position (CKP) Sensor (4.3L) | At the right rear side of the engine block behind the starter | Engine Controls Component Views in Engine Controls -4.3L | Engine Controls Connector End Views in Engine Controls -4.3L |
Crankshaft Position (CKP) Sensor (Diesel) | Mounted to the front engine cover to the right of the crankshaft | Engine Controls Component Views in Engine Controls -6.6L (LLY) | Engine Controls Connector End Views in Engine Controls -6.6L (LLY) |
Cruise Control Module (CCM) (4.3L) | At the left side of the engine compartment near the fuse block - underhood | Cruise Control Component Views in Cruise Control | Cruise Control Connector End Views in Cruise Control |
Cruise Control ON/OFF Switch | On the left side of the steering column part of the turn signal/multifunction switch | -- | -- |
Data Link Connector (DLC) | On the lower left side of the I/P | Computer/Integrating Systems Component Views in Computer/Integrating System | Computer/Integrating Systems Connector End Views in Computer/Integrating System |
Daytime Running Lamp (DRL) - Left | Below the left headlamp assembly | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Daytime Running Lamp (DRL) - Right | Below the right headlamp assembly | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Digital Radio Receiver (U2K) | Behind the I/P compartment on the passenger side | Entertainment Component Views in Entertainment | Entertainment Connector End Views in Entertainment |
Dome Lamp - Rear (Except Crew Cab w/YE9 or Y91) | On the center rear of the headliner | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Door Courtesy Lamp - LF (W/YE9) | On the left front door trim panel | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Door Courtesy Lamp - RF (YE9) | On the right front door trim panel | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Door Latch Assembly - Driver | In the driver door | Power Door Systems Component Views in Doors | |
Door Latch Assembly - Passenger | In the passenger front door | Power Door Systems Component Views in Doors | |
Door Latch Assembly - LR | In the LR door | Power Door Systems Component Views in Doors | |
Door Latch Assembly - RR | In the RR door | Power Door Systems Component Views in Doors | |
Door Lock Switch - Driver (w/o A31) | On the left front door trim panel | Power Door Systems Component Views in Doors | |
Door Lock Switch - Passenger (w/o A31) | On the right front door trim panel | Power Door Systems Component Views in Doors | |
Driver Door Module (DDM) (YE9) | Behind the driver door trim panel below the switch assembly | Power Door Systems Component Views in Doors | |
EHPS Fuse (HP2) | Part of the 42-Volt harness, below the starter/generator control module next to C121 | -- | -- |
Electronic Brake Control Module (EBCM) | On the inside of the left frame rail | Antilock Brake System Component Views in Antilock Brake System | Antilock Brake System Connector End Views in Antilock Brake System |
Electro Hydraulic Power Steering (EHPS) Module (HP2) | Attached to the left front of the engine | Power Steering Component Views in Power Steering System | Power Steering Connector End Views in Power Steering System |
Electric Machine (HP2) | Between the engine and the transmission | Engine Electrical Component Views in Engine Electrical | Engine Electrical Connector End Views in Engine Electrical |
Electronic Power Take Off (EPTO) Switch (HP2) | Center of the I/P | Power Outlet Component Views in Power Outlets | Power Outlet Connector End Views in Power Outlets |
Emergency Vehicle Roof Lamp Relay (5Y0) | LR of the engine compartment above the wheelhouse | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Energy Storage Box (ESB) (HP2) | Under the rear passenger seat | Engine Electrical Component Views in Engine Electrical | Engine Electrical Connector End Views in Engine Electrical |
Energy Storage Box (ESB) Cooling Fan (HP2) | In the energy storage box near the center | Engine Electrical Component Views in Engine Electrical | Engine Electrical Connector End Views in Engine Electrical |
Energy Storage Control Module (ESCM) (HP2) | In the energy storage box | Engine Electrical Component Views in Engine Electrical | Engine Electrical Connector End Views in Engine Electrical |
Engine Control Module (ECM) (Diesel) | At the left front side of the engine compartment | Engine Controls Component Views in Engine Controls -6.6L (LLY) | Engine Control Module Connector End Views in Engine Controls -6.6L (LLY) |
Engine Coolant Temperature (ECT) Sensor (4.8L, 5.3L, and 6.0L) | Left front cylinder head at the number 1 exhaust port | Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L | Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L |
Engine Coolant Temperature (ECT) Sensor (8.1L) | Near the right cylinder head between the number 6 and 8 exhaust ports | Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -8.1L |
Engine Coolant Temperature (ECT) Sensor (4.3L) | At the rear of the engine block below the exhaust manifold | Engine Controls Component Views in Engine Controls -4.3L | Engine Controls Connector End Views in Engine Controls -4.3L |
Engine Coolant Temperature (ECT) Sensor (Diesel) | Top of the engine near the oil fill tube | Engine Controls Component Views in Engine Controls -6.6L (LLY) | Engine Controls Connector End Views in Engine Controls -6.6L (LLY) |
Engine Oil Level Switch (4.8L, 5.3L, 6.0L, and 8.1L) | Lower right side of the oil pan | Engine Controls Component Views in Engine Controls -4.3L or Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -4.3L or Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Connector End Views Engine Controls Connector End Views in Engine Controls -8.1L |
Engine Oil Level Switch (Diesel) | Mounted on the left side of the oil pan | Engine Controls Component Views in Engine Controls -6.6L (LLY) | Engine Controls Connector End Views in Engine Controls -6.6L (LLY) |
Engine Oil Pressure (EOP) Sensor (Gas) | Rear center of the engine block near the top | Engine Controls Component Views in Engine Controls -4.3L or Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -4.3L or Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Connector End Views Engine Controls Connector End Views in Engine Controls -8.1L |
Engine Oil Pressure (EOP) Sensor (Diesel) | On the left rear side of the engine block | Engine Controls Component Views in Engine Controls -6.6L (LLY) | Engine Controls Connector End Views in Engine Controls -6.6L (LLY) |
Evaporative Emission (EVAP) Canister Purge Solenoid (4.8L, 5.3L, and 6.0L) | Behind the throttle body near the front of the engine | Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L | Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L |
Evaporative Emission (EVAP) Canister Purge Solenoid (8.1L) | Left side of the throttle body near the left of the engine | Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -8.1L |
Evaporative Emission (EVAP) Canister Purge Solenoid (4.3L) | At the right front side of the engine attached to the intake manifold | Engine Controls Component Views in Engine Controls -4.3L | Engine Controls Connector End Views in Engine Controls -4.3L |
Evaporative Emission (EVAP) Canister Vent Solenoid (Gas) | At the right front side of the fuel tank | Engine Controls Component Views in Engine Controls -4.3L or Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -4.3L or Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Connector End Views Engine Controls Connector End Views in Engine Controls -8.1L |
Exhaust Gas Recirculation (EGR) Valve (Diesel) | Right side of the engine above cylinder #1 | Engine Controls Component Views in Engine Controls -6.6L (LLY) | Engine Controls Connector End Views in Engine Controls -6.6L (LLY) |
Fog Lamp - LF | Left front of the vehicle below the bumper | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Fog Lamp - RF | Right front of the vehicle below the bumper | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Fog Lamp Switch | Part of the multifunction accessory switch assembly to the right of the headlamp switch | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Front Axle Actuator (NP1) | On the right center of the front axle housing | Transfer Case Control Component Views in Transfer Case - NVG 263-NP1 | Transfer Case Control Connector End Views in Transfer Case - NVG 263-NP1 |
Front Axle Actuator (NP2/NP8) | On the right center of the front axle housing | Transfer Case Control Component Views in Transfer Case - NVG 261-NP2 or Transfer Case Control Component Views in Transfer Case - NVG 246-NP8 | Transfer Case Control Connector End Views in Transfer Case - NVG 261-NP2 or Transfer Case Control Connector End Views in Transfer Case - NVG 246-NP8 |
Fuel Composition Sensor (L59) | Left side of the engine compartment attached to the fuel lines | Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L | Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L |
Fuel Heater (Diesel) | Near the top of the fuel filter on the right side of the engine | Engine Controls Component Views in Engine Controls -6.6L (LLY) | Engine Controls Connector End Views in Engine Controls -6.6L (LLY) |
Fuel Injector 1 (Gas) | On the left side of the intake manifold near the front of the engine at #1 cylinder | Engine Controls Component Views in Engine Controls -4.3L or Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -4.3L or Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Connector End Views Engine Controls Connector End Views in Engine Controls -8.1L |
Fuel Injector 1 (Diesel) | Near the right side engine rocker cover above cylinder #1 | Engine Controls Component Views in Engine Controls -6.6L (LLY) | Engine Controls Connector End Views in Engine Controls -6.6L (LLY) |
Fuel Injector 2 (Gas) | On the right side of the intake manifold near the front of the engine at #2 cylinder | Engine Controls Component Views in Engine Controls -4.3L or Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -4.3L or Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Connector End Views Engine Controls Connector End Views in Engine Controls -8.1L |
Fuel Injector 2 (Diesel) | Near the left side engine rocker cover above cylinder #2 | Engine Controls Component Views in Engine Controls -6.6L (LLY) | Engine Controls Connector End Views in Engine Controls -6.6L (LLY) |
Fuel Injector 3 (Gas) | On the left side of the intake manifold near the middle of the engine at #3 cylinder | Engine Controls Component Views in Engine Controls -4.3L or Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -4.3L or Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Connector End Views Engine Controls Connector End Views in Engine Controls -8.1L |
Fuel Injector 3 (Diesel) | Near the right side engine rocker cover above cylinder #3 | Engine Controls Component Views in Engine Controls -6.6L (LLY) | Engine Controls Connector End Views in Engine Controls -6.6L (LLY) |
Fuel Injector 4 (Gas) | On the right side of the intake manifold near the middle of the engine at #4 cylinder | Engine Controls Component Views in Engine Controls -4.3L or Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -4.3L or Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Connector End Views Engine Controls Connector End Views in Engine Controls -8.1L |
Fuel Injector 4 (Diesel) | Near the left side engine rocker cover above cylinder #4 | Engine Controls Component Views in Engine Controls -6.6L (LLY) | Engine Controls Connector End Views in Engine Controls -6.6L (LLY) |
Fuel Injector 5 (Gas) | On the left side of the intake manifold near the middle of the engine | Engine Controls Component Views in Engine Controls -4.3L or Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -4.3L or Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Connector End Views Engine Controls Connector End Views in Engine Controls -8.1L |
Fuel Injector 5 (Diesel) | Near the right side engine rocker cover above cylinder #5 | Engine Controls Component Views in Engine Controls -6.6L (LLY) | Engine Controls Connector End Views in Engine Controls -6.6L (LLY) |
Fuel Injector 6 (Gas) | On the right side of the intake manifold near the middle of the engine at #6 cylinder | Engine Controls Component Views in Engine Controls -4.3L or Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -4.3L or Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Connector End Views Engine Controls Connector End Views in Engine Controls -8.1L |
Fuel Injector 6 (Diesel) | Near the left side engine rocker cover above cylinder #6 | Engine Controls Component Views in Engine Controls -6.6L (LLY) | Engine Controls Connector End Views in Engine Controls -6.6L (LLY) |
Fuel Injector 7 (Gas) | On the left side of the intake manifold near the rear of the engine at #7 cylinder | Engine Controls Component Views in Engine Controls -4.3L or Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -4.3L or Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Connector End Views Engine Controls Connector End Views in Engine Controls -8.1L |
Fuel Injector 7 (Diesel) | Near the right side engine rocker cover above cylinder #7 | Engine Controls Component Views in Engine Controls -6.6L (LLY) | Engine Controls Connector End Views in Engine Controls -6.6L (LLY) |
Fuel Injector 8 (Gas) | On the right side of the intake manifold near the rear of the engine at #8 cylinder | Engine Controls Component Views in Engine Controls -4.3L or Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -4.3L or Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Connector End Views Engine Controls Connector End Views in Engine Controls -8.1L |
Fuel Injector 8 (Diesel) | Near the left side engine rocker cover above Cylinder #8 | Engine Controls Component Views in Engine Controls -6.6L (LLY) | Engine Controls Connector End Views in Engine Controls -6.6L (LLY) |
Fuel Injector Control Module (FICM) (Diesel) | RF of the engine mounted above the RF valve cover | Engine Controls Component Views in Engine Controls -6.6L (LLY) | Engine Controls Connector End Views in Engine Controls -6.6L (LLY) |
Fuel Level Sensor - Primary (Diesel) | In the primary fuel tank | Instrument Panel, Gages, and Console Component Views in Instrument Panel, Gages and Console | Instrument Panel, Gages, and Console Connector End Views in Instrument Panel, Gages and Console |
Fuel Level Sensor - Secondary (Diesel) | In the secondary fuel tank | Instrument Panel, Gages, and Console Component Views in Instrument Panel, Gages and Console | Instrument Panel, Gages, and Console Connector End Views in Instrument Panel, Gages and Console |
Fuel Pressure Regulator (Diesel) | Mounted to the injection pump at the front of the engine center | Engine Controls Component Views in Engine Controls -6.6L (LLY) | Engine Controls Connector End Views in Engine Controls -6.6L (LLY) |
Fuel Pressure Sensor (Diesel) | Top of the engine mounted to the right fuel rail | Engine Controls Component Views in Engine Controls -6.6L (LLY) | Engine Controls Connector End Views in Engine Controls -6.6L (LLY) |
Fuel Pump (Diesel) (Auxiliary Tank) | Left frame rail behind the primary fuel tank | Engine Controls Component Views in Engine Controls -6.6L (LLY) | Engine Controls Connector End Views in Engine Controls -6.6L (LLY) |
Fuel Pump (FP) Relay - Secondary (w/Dual Tanks) | On the fuse block - underhood bracket | Instrument Panel, Gages, and Console Component Views in Instrument Panel, Gages and Console | Instrument Panel, Gages, and Console Connector End Views in Instrument Panel, Gages and Console |
Fuel Pump and Sender Assembly - Primary (Gas) | In the primary fuel tank | Instrument Panel, Gages, and Console Component Views in Instrument Panel, Gages and Console | Instrument Panel, Gages, and Console Connector End Views in Instrument Panel, Gages and Console |
Fuel Pump and Sender Assembly - Secondary (w/Dual Tanks) (Gas) | In the secondary fuel tank | Instrument Panel, Gages, and Console Component Views in Instrument Panel, Gages and Console | Instrument Panel, Gages, and Console Connector End Views in Instrument Panel, Gages and Console |
Fuel Tank Pressure (FTP) Sensor (Gas) | Part of the fuel pump and sender assembly - primary | Engine Controls Component Views in Engine Controls -4.3L or Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -4.3L or Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Connector End Views Engine Controls Connector End Views in Engine Controls -8.1L |
Fuel Temperature Sensor (Diesel) | Left top of the engine in front of the glow plug controller, to the left of the turbo assembly | Engine Controls Component Views in Engine Controls -6.6L (LLY) | Engine Controls Connector End Views in Engine Controls -6.6L (LLY) |
Fuse Block - I/P | Left side of the I/P behind the access panel | ||
Fuse Block - Mobile Radio (9L4) | Right side of the I/P behind the I/P compartment | ||
Fuse Block - Underhood | Left side of the engine compartment to the rear of the battery | ||
Fuse Block - Underhood - Cooling Fan (10 Series) | Left side of the engine compartment to the rear of the battery | ||
Fuse Block - Underhood - Secondary (HP2) | Left side of the engine compartment to the rear of the battery | ||
Garage Door Opener (UG1) | Mounted in the overhead console | Garage Door Opener Component Views in Garage Door Opener | Garage Door Opener Connector End Views in Garage Door Opener |
Generator - Gas (4.3L) | Top right front of the engine | Engine Electrical Component Views in Engine Electrical | Engine Electrical Connector End Views in Engine Electrical |
Generator - Gas (Except 4.3L and HP2) | Top Left front of the engine | Engine Electrical Component Views in Engine Electrical | Engine Electrical Connector End Views in Engine Electrical |
Generator - Left (K65 or 8X5) | Top left front of the engine | Engine Electrical Component Views in Engine Electrical | Engine Electrical Connector End Views in Engine Electrical |
Generator - Right (Diesel) | Top right front of the engine | Engine Electrical Component Views in Engine Electrical | Engine Electrical Connector End Views in Engine Electrical |
Generator Battery Control Module (10 Series Except HP2) | Left front corner of engine compartment on Battery Negative Cable | Engine Electrical Component Views in Engine Electrical | Engine Electrical Connector End Views in Engine Electrical |
Glow Plug 1 (Diesel) | Right side of the engine above cylinder #1 | Engine Controls Component Views in Engine Controls -6.6L (LLY) | Engine Controls Connector End Views in Engine Controls -6.6L (LLY) |
Glow Plug 2 (Diesel) | Left side of the engine above cylinder #2 | Engine Controls Component Views in Engine Controls -6.6L (LLY) | Engine Controls Connector End Views in Engine Controls -6.6L (LLY) |
Glow Plug 3 (Diesel) | Right side of the engine above cylinder #3 | Engine Controls Component Views in Engine Controls -6.6L (LLY) | Engine Controls Connector End Views in Engine Controls -6.6L (LLY) |
Glow Plug 4 (Diesel) | Left side of the engine above cylinder #4 | Engine Controls Component Views in Engine Controls -6.6L (LLY) | Engine Controls Connector End Views in Engine Controls -6.6L (LLY) |
Glow Plug 5 (Diesel) | Right side of the engine above cylinder #5 | Engine Controls Component Views in Engine Controls -6.6L (LLY) | Engine Controls Connector End Views in Engine Controls -6.6L (LLY) |
Glow Plug 6 (Diesel) | Left side of the engine above cylinder #6 | Engine Controls Component Views in Engine Controls -6.6L (LLY) | Engine Controls Connector End Views in Engine Controls -6.6L (LLY) |
Glow Plug 7 (Diesel) | Right side of the engine above cylinder #7 | Engine Controls Component Views in Engine Controls -6.6L (LLY) | Engine Controls Connector End Views in Engine Controls -6.6L (LLY) |
Glow Plug 8 (Diesel) | Left side of the engine above cylinder #8 | Engine Controls Component Views in Engine Controls -6.6L (LLY) | Engine Controls Connector End Views in Engine Controls -6.6L (LLY) |
Glow Plug Controller (Diesel) | Left rear of the engine above the rocker cover to the left of the turbocharger | Engine Controls Component Views in Engine Controls -6.6L (LLY) | Engine Controls Connector End Views in Engine Controls -6.6L (LLY) |
Hazard Switch | Upper Top of Steering Column Part of the Turn Signal/Multifunction Switch | -- | -- |
Headlamp - High Beam - Left | Left front of the vehicle | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Headlamp - High Beam - Right | Right front of the vehicle | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Headlamp - Low Beam - Left | Left front of the vehicle | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Headlamp - Low Beam - Right | Right front of the vehicle | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Headlamp Switch | Left side of the I/P | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 (Gas) | In the left exhaust pipe before the catalytic converter | Engine Controls Component Views in Engine Controls -4.3L or Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -4.3L or Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Connector End Views Engine Controls Connector End Views in Engine Controls -8.1L |
Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2 (Gas) | In the left exhaust pipe after the catalytic converter | Engine Controls Component Views in Engine Controls -4.3L or Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -4.3L or Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Connector End Views Engine Controls Connector End Views in Engine Controls -8.1L |
Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 (Gas) | In the right exhaust pipe before the catalytic converter | Engine Controls Component Views in Engine Controls -4.3L or Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -4.3L or Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Connector End Views Engine Controls Connector End Views in Engine Controls -8.1L |
Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2 (Gas) | In the right exhaust pipe after the catalytic converter | Engine Controls Component Views in Engine Controls -4.3L or Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -4.3L or Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Connector End Views Engine Controls Connector End Views in Engine Controls -8.1L |
Heated Seat Switch - Passenger (AN3) | Mounted on the front passenger door trim panel above the door handle | Power Seat Component Views in Seats | Power Seat Connector End Views in Seats |
Heated Seat Element - Driver Cushion (AN3) | Under the driver front seat bottom upholstery | Power Seat Component Views in Seats | Power Seat Connector End Views in Seats |
Heated Seat Element - Passenger Cushion (AN3) | Under the passenger front seat bottom upholstery | Power Seat Component Views in Seats | Power Seat Connector End Views in Seats |
Horn (High Note) | On the lower right corner of the core support | Horn Component Views in Horns | Horn Connector End Views in Horns |
Horn (Low Note) | On the lower left corner of the core support | Horn Component Views in Horns | Horn Connector End Views in Horns |
Horn Switch | In the steering wheel behind the inflatable restraint steering wheel module | Horn Component Views in Horns | -- |
HVAC Control Module | Middle of the I/P below the radio | HVAC Component Views in HVAC Systems - Automatic or HVAC Component Views in HVAC Systems - Manual | HVAC Connector End Views in HVAC Systems - Automatic or HVAC Connector End Views in HVAC Systems - Manual |
Hybrid Control Module (HCM) (HP2) | Left side of the engine compartment attached to the fan shroud | Engine Electrical Component Views in Engine Electrical | Engine Electrical Connector End Views in Engine Electrical |
Idle Air Control (IAC) Valve (4.3L) | Mounted to the throttle body | Engine Controls Component Views in Engine Controls -4.3L | Engine Controls Connector End Views in Engine Controls -4.3L |
Ignition Coil (4.3L) | On the top right side of the engine | Engine Controls Component Views in Engine Controls -4.3L | Engine Controls Connector End Views in Engine Controls -4.3L |
Ignition Coil 1 (4.8L, 5.3L, 6.0L, and 8.1L) | On the left rocker cover near the front of the engine at #1 cylinder | Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Connector End Views in Engine Controls -8.1L |
Ignition Coil 2 (4.8L, 5.3L, 6.0L, and 8.1L) | On the right rocker cover near the front of the engine at #2 cylinder | Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Connector End Views in Engine Controls -8.1L |
Ignition Coil 3 (4.8L, 5.3L, 6.0L, and 8.1L) | On the left rocker cover near the middle of the engine at #3 cylinder | Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Connector End Views in Engine Controls -8.1L |
Ignition Coil 4 (4.8L, 5.3L, 6.0L, and 8.1L) | On the right rocker cover near the middle of the engine at #4 cylinder | Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Connector End Views in Engine Controls -8.1L |
Ignition Coil 5 (4.8L, 5.3L, 6.0L, and 8.1L) | On the left rocker cover near the middle of the engine at #5 cylinder | Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Connector End Views in Engine Controls -8.1L |
Ignition Coil 6 (4.8L, 5.3L, 6.0L, and 8.1L) | On the right rocker cover near the middle of the engine at #6 cylinder | Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Connector End Views in Engine Controls -8.1L |
Ignition Coil 7 (4.8L, 5.3L, 6.0L, and 8.1L) | On the left rocker cover near the rear of the engine at #7 cylinder | Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Connector End Views in Engine Controls -8.1L |
Ignition Coil 8 (4.8L, 5.3L, 6.0L, and 8.1L) | On the right rocker cover near the rear of the engine at #8 cylinder | Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Connector End Views in Engine Controls -8.1L |
Ignition Control Module (ICM) (4.3L) | At the right rear side of the engine | Engine Controls Component Views in Engine Controls -4.3L | Engine Controls Connector End Views in Engine Controls -4.3L |
Ignition Switch | In the upper steering column on the ignition key cylinder housing | ||
Ignition Key Alarm Switch | On the ignition key cylinder housing | Instrument Panel, Gages, and Console Component Views in Instrument Panel, Gages and Console | Instrument Panel, Gages, and Console Connector End Views in Instrument Panel, Gages and Console |
Inflatable Restraint Front End Sensor - Left (w/o HVY) | On the left front of the vehicle by the core support | SIR Component Views in SIR | SIR Connector End Views in SIR |
Inflatable Restraint Front End Sensor - Right (w/o HVY) | On the right front of the vehicle by the core support | SIR Component Views in SIR | SIR Connector End Views in SIR |
Inflatable Restraint Front End Sensor (HVY) | Below the radiator core support in the center of the vehicle | SIR Component Views in SIR | SIR Connector End Views in SIR |
Inflatable Restraint I/P Module Disable Switch (Except 10 Series and Crew Cab) | In the I/P to the right of the radio | SIR Component Views in SIR | SIR Connector End Views in SIR |
Inflatable Restraint I/P Module | On the right side of the I/P above the I/P compartment | SIR Component Views in SIR | SIR Connector End Views in SIR |
Inflatable Restraint Passenger Presence System (PPS) Module (AL0) | Under the passenger seat attached to the seat frame | SIR Component Views in SIR | SIR Connector End Views in SIR |
Inflatable Restraint Passenger Seat Belt Tension Retractor Sensor (AL0) | On the right side of the passenger seat attached to the seat belt retractor | SIR Component Views in SIR | SIR Connector End Views in SIR |
Inflatable Restraint Passenger Presence System (PPS) Sensor (AL0) | Under the front passenger seat attached to the seat frame | SIR Component Views in SIR | SIR Connector End Views in SIR |
Inflatable Restraint Sensing and Diagnostic Module (SDM) | Under the driver seat | SIR Component Views in SIR | SIR Connector End Views in SIR |
Inflatable Restraint Steering Wheel Module | In the center of the steering wheel | SIR Component Views in SIR | SIR Connector End Views in SIR |
Inflatable Restraint Steering Wheel Module Coil | Between the steering wheel and the steering column | SIR Component Views in SIR | SIR Connector End Views in SIR |
Inflatable Restraint Side Impact Sensor - (SIS) Right (HP2) | Behind the passenger side door panel near the bottom of the door | SIR Component Views in SIR | SIR Connector End Views in SIR |
Inflatable Restraint Seat Position Sensor (SPS) - Left (AL0) | On the left front outboard seat track | SIR Component Views in SIR | SIR Connector End Views in SIR |
Inflatable Restraint Seat Position Sensor (SPS) - Right (AL0) | On the right front outboard seat track | SIR Component Views in SIR | SIR Connector End Views in SIR |
Inside Rearview Mirror | Mounted to the windshield at the center of the window | Stationary Windows Component Views in Stationary Window | Stationary Windows Connector End Views in Stationary Window |
Instrument Panel Cluster (IPC) | Above the steering column in the I/P | Instrument Panel, Gages, and Console Component Views in Instrument Panel, Gages and Console | Instrument Panel, Gages, and Console Connector End Views in Instrument Panel, Gages and Console |
Junction Block - I/P | Right side of the I/P behind the access panel | ||
Junction Block - Rear Lamps | Inside of the left frame rail near the rear of the vehicle | ||
Knock Sensor (KS) (4.8L, 5.3L, and 6.0L) | At the rear of the engine under the intake manifold | Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L | Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L |
Knock Sensor (KS) (4.3L) | On the top left rear of the engine block | Engine Controls Component Views in Engine Controls -4.3L | Engine Controls Connector End Views in Engine Controls -4.3L |
Knock Sensor (KS) (4.8, 5.3, and 6.0L) | Under the intake manifold front | Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L | Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L |
Knock Sensor (KS) - Bank 1 (8.1L) | On the left side of the engine near the exhaust manifold | ||
Knock Sensor (KS) - Bank 2 (8.1L) | On the right side of the engine near the exhaust manifold | Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -8.1L |
License Lamp - Left | To the left of the license plate mounting holes | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
License Lamp - Right | To the right of the license plate mounting holes | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Manifold Absolute Pressure (MAP) Sensor (Gas) | On the rear of the intake manifold | Engine Controls Component Views in Engine Controls -4.3L or Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -4.3L or Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Connector End Views Engine Controls Connector End Views in Engine Controls -8.1L |
Marker Lamp - LF | Left front of the vehicle near the headlamps | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Marker Lamp - RF | Right front of the vehicle near the headlamps | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Marker Lamp - LR (X88) | Part of the left rear tail lamp assembly | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Marker Lamp - RR (X88) | Part of the right rear tail lamp assembly | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Marker Lamp - Tailgate (NYS/E63/RO5) | Below the tailgate directly above the license plate | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor (Diesel) | Part of the air induction system between the air cleaner assembly and the throttle body | Engine Controls Component Views in Engine Controls -6.6L (LLY) | Engine Controls Connector End Views in Engine Controls -6.6L (LLY) |
Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor (Gas) | Part of the air induction system between the air cleaner assembly and the throttle body | Engine Controls Component Views in Engine Controls -4.3L or Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -4.3L or Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Connector End Views Engine Controls Connector End Views in Engine Controls -8.1L |
Memory/Heated Seat Switch (AN3) | Attached to the driver door trim panel above the door handle | Power Seat Component Views in Seats | Power Seat Connector End Views in Seats |
Memory Seat Module (AN3) | Under the driver seat | Power Seat Component Views in Seats | Power Seat Connector End Views in Seats |
Mode Actuator | On the left side of the HVAC box | HVAC Component Views in HVAC Systems - Automatic or HVAC Component Views in HVAC Systems - Manual | HVAC Connector End Views in HVAC Systems - Automatic or HVAC Connector End Views in HVAC Systems - Manual |
Multifunction Accessory Switch | In the I/P to the right of the headlamp switch | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Noise Compenstion Microphone (UQ7 w/Y91) | Driver side front of the center console | Cellular Communication Component Views in Cellular Communcation | Cellular Communication Connector End Views in Cellular Communcation |
OnStar Button Assembly (UE1) | Part of the inside rearview mirror assembly | Cellular Communication Component Views in Cellular Communcation | Cellular Communication Connector End Views in Cellular Communcation |
Park Brake Switch | Mounted near the top of the park brake pedal assembly | Hydraulic Brake Component Views in Hydraulic Brakes | Hydraulic Brake Connector End Views in Hydraulic Brakes |
Park/Neutral Position (PNP) Switch (A/T) | On the left side of the transmission | Automatic Transmission Electronic Component Views in Automatic Transmission - 4L60-E/4L65 or Automatic Transmission Electronic Component Views in Automatic Transmission - 4L80-E/4L85 or Automatic Transmission Electronic Component Views in Automatic Transmission - Allison | Automatic Transmission Internal Connector End Views in Automatic Transmission - 4L60-E/4L65 or Automatic Transmission Internal Connector End Views in Automatic Transmission - 4L80-E/4L85 or Automatic Transmission Related Connector End Views in Automatic Transmission - Allison |
Passenger Door Module (PDM) (YE9) | Behind the front passenger door trim panel below the switch assembly | Power Door Systems Component Views in Doors | |
Passlock Sensor | Part of the ignition lock cylinder case in the steering column | Theft Deterrent System Component Views in Theft Deterrent | Theft Deterrent System Connector End Views in Theft Deterrent |
Park/Turn Signal Lamp - LF | Left front of the vehicle | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Park/Turn Signal Lamp - RF | Right front of the vehicle | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Power Take Off (PTO) Relay (PTO) | On the fuse block - underhood bracket | Power Take-Off (PTO) Component Views in Power Take-Off | Power Take-Off (PTO) Connector End Views in Power Take-Off |
Power Take Off (PTO) Switch (PTO) | In the middle of the I/P under the radio near the HVAC controls | Power Take-Off (PTO) Component Views in Power Take-Off | Power Take-Off (PTO) Connector End Views in Power Take-Off |
Powertrain Control Module (PCM) | Left front of the engine compartment to the left of the fan shroud | Engine Controls Component Views in Engine Controls -4.3L or Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Component Views in Engine Controls -8.1L | Powertrain Control Module Connector End Views in Engine Controls -4.3L or Powertrain Control Module Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L or Powertrain Control Module Connector End Views in Engine Controls -8.1L |
Pressure Control (PC) Solenoid Valve | In the automatic transmission | Automatic Transmission Electronic Component Views in Automatic Transmission - 4L60-E/4L65 or Automatic Transmission Electronic Component Views in Automatic Transmission - 4L80-E/4L85 or Automatic Transmission Electronic Component Views in Automatic Transmission - Allison | Automatic Transmission Internal Connector End Views in Automatic Transmission - 4L60-E/4L65 or Automatic Transmission Internal Connector End Views in Automatic Transmission - 4L80-E/4L85 or Automatic Transmission Related Connector End Views in Automatic Transmission - Allison |
Pressure Switch Manifold (PSM) (M74) | In the automatic transmission | Automatic Transmission Electronic Component Views in Automatic Transmission - Allison | Automatic Transmission Related Connector End Views in Automatic Transmission - Allison |
Propshaft Speed Sensor - Front (NP8) | On the left front side of the transfer case | Transfer Case Control Component Views in Transfer Case - NVG 246-NP8 | Transfer Case Control Connector End Views in Transfer Case - NVG 246-NP8 |
Propshaft Speed Sensor - Rear (NP8) | On the transfer case extension housing | Transfer Case Control Component Views in Transfer Case - NVG 246-NP8 | Transfer Case Control Connector End Views in Transfer Case - NVG 246-NP8 |
Radio | Center of the I/P above the HVAC controls | Entertainment Component Views in Entertainment | Entertainment Connector End Views in Entertainment |
Rear Seat Audio (RSA) Controller (UK6) | Mounted in the rear of the center console | Entertainment Component Views in Entertainment | Entertainment Connector End Views in Entertainment |
Rear Seat Entertainment (RSE) Assembly (U42) | Center of the vehicle mounted in the headliner | Entertainment Component Views in Entertainment | Entertainment Connector End Views in Entertainment |
Rear Wheel Position Sensor (NYS) | Bottom of the rear wheel steering rack | Rear Wheel Steering Component Views in Rear Wheel Steering | Rear Wheel Steering Connector End Views in Rear Wheel Steering |
Rear Wheel Steering Control Module (NYS) | Mounted to the frame between the spare tire carrier and the rear bumper | Rear Wheel Steering Component Views in Rear Wheel Steering | Rear Wheel Steering Connector End Views in Rear Wheel Steering |
Rear Wheel Steering Mode Select Switch (NYS) | Center of the I/P to the right of the HVAC controls | Rear Wheel Steering Component Views in Rear Wheel Steering | Rear Wheel Steering Connector End Views in Rear Wheel Steering |
Rear Window Defogger Grid | Attached to the rear glass | Stationary Windows Component Views in Stationary Windows | Stationary Windows Connector End Views in Stationary Windows |
Recirculation Actuator | In the top center of the HVAC module | HVAC Component Views in HVAC Systems - Automatic or HVAC Component Views in HVAC Systems - Manual | HVAC Connector End Views in HVAC Systems - Automatic or HVAC Connector End Views in HVAC Systems - Manual |
Relay Block - I/P | Below the I/P to the left of the steering column | ||
Remote Playback Device - CD Player (U1S) | In the center of the I/P below the radio | Entertainment Component Views in Entertainment | Entertainment Connector End Views in Entertainment |
Roof Beacon Relay (5G4/TRW) | Attached to the left side B-pillar, behind the trim panel | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Roof Beacon Switch (5G4/TRW/50Y/5X7) | Center of the I/P attached to the accessory switch housing | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Roof Marker Lamp - Left (U01) | In the roof panel near the driver A-pillar | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Roof Marker Lamp - Right (U01) | In the roof panel near the passenger A-pillar | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Seat Adjuster Switch - Driver (AG1) | Left side of the driver seat cushion | Power Seat Component Views in Seats | Power Seat Connector End Views in Seats |
Seat Adjuster Switch - Passenger (AG2) | Right side of the front passenger seat cushion | Power Seat Component Views in Seats | Power Seat Connector End Views in Seats |
Seat Belt Switch - Driver | In the driver side seat belt buckle | Seat Belt Component Views in Seats | Seat Belt Connector End Views in Seats |
Seat Belt Switch - Passenger (ALO) | In the front passenger side seat belt buckle | Seat Belt Component Views in Seats | Seat Belt Connector End Views in Seats |
Seat Bolster/Lumbar Switch - Driver (AN3) | Left side of the driver seat cushion | Power Seat Component Views in Seats | Power Seat Connector End Views in Seats |
Seat Bolster/Lumbar Switch - Passenger (AN3) | Right side of the front passenger seat cushion | Power Seat Component Views in Seats | Power Seat Connector End Views in Seats |
Seat Bolster Motor - Driver (AN3) | Attached to the driver seat back frame | Power Seat Component Views in Seats | Power Seat Connector End Views in Seats |
Seat Bolster Motor - Passenger (AN3) | Attached to the front passenger seat back frame | Power Seat Component Views in Seats | Power Seat Connector End Views in Seats |
Seat Bolster Motor Position Sensor - Driver (AN3) | Attached to the driver seat bolster motor in the seat back frame | Power Seat Component Views in Seats | Power Seat Connector End Views in Seats |
Seat Front Vertical Motor - Driver (AG1) | Mounted to the driver seat track | Power Seat Component Views in Seats | Power Seat Connector End Views in Seats |
Seat Front Vertical Motor - Passenger (AG2) | Mounted to the front passenger seat track | Power Seat Component Views in Seats | Power Seat Connector End Views in Seats |
Seat Front Vertical Position Sensor - Driver (AN3) | Attached to the seat front vertical motor under the driver seat | Power Seat Component Views in Seats | Power Seat Connector End Views in Seats |
Seat Horizontal Motor - Driver (AG1) | Mounted to the front of the driver seat track | Power Seat Component Views in Seats | Power Seat Connector End Views in Seats |
Seat Horizontal Motor - Passenger (AG2) | Mounted to the front of the front passenger seat track | Power Seat Component Views in Seats | Power Seat Connector End Views in Seats |
Seat Horizontal Motor Position Sensor - Driver (AN3) | Attached to the seat horizontal motor under the driver seat | Power Seat Component Views in Seats | Power Seat Connector End Views in Seats |
Seat Lumbar Motor - Driver (AG1) | Attached to the driver seat back frame | Power Seat Component Views in Seats | Power Seat Connector End Views in Seats |
Seat Lumbar Motor - Passenger (AG2) | Attached to the front passenger seat back frame | Power Seat Component Views in Seats | Power Seat Connector End Views in Seats |
Seat Lumbar Motor Position Sensor - Driver (AN3) | Attached to the driver seat lumbar motor in the seat back frame | Power Seat Component Views in Seats | Power Seat Connector End Views in Seats |
Seat Recliner Motor Driver (AN3) | On the driver seat track | Power Seat Component Views in Seats | Power Seat Connector End Views in Seats |
Seat Recliner Motor - Passenger (AN3) | Attached to the front passenger seat track | Power Seat Component Views in Seats | Power Seat Connector End Views in Seats |
Seat Recliner Motor Position Sensor - Driver (AN3) | On the driver seat track | Power Seat Component Views in Seats | Power Seat Connector End Views in Seats |
Seat Rear Vertical Motor - Driver (AG1) | Mounted to the driver seat track | Power Seat Component Views in Seats | Power Seat Connector End Views in Seats |
Seat Rear Vertical Motor - Passenger (AG2) | Mounted to the front passenger seat track | Power Seat Component Views in Seats | Power Seat Connector End Views in Seats |
Seat Rear Vertical Position Sensor - Driver (AN3) | Attached to the driver seat rear vertical motor under the driver seat | Power Seat Component Views in Seats | Power Seat Connector End Views in Seats |
Selectable Ride Switch (ZX3) | Center of the I/P near the radio | Suspension Controls Component Views in Selectable Ride | Suspension Controls Connector End Views in Selectable Ride |
Shift Solenoid C (M74) | In the automatic transmission | Automatic Transmission Electronic Component Views in Automatic Transmission - Allison | Automatic Transmission Internal Connector End Views in Automatic Transmission - Allison |
Shift Solenoid D (M74) | In the automatic transmission | Automatic Transmission Electronic Component Views in Automatic Transmission - Allison | Automatic Transmission Internal Connector End Views in Automatic Transmission - Allison |
Shift Solenoid E (M74) | In the automatic transmission | Automatic Transmission Electronic Component Views in Automatic Transmission - Allison | Automatic Transmission Internal Connector End Views in Automatic Transmission - Allison |
Shock Absorber Solenoid - LF (ZX3) | Part of the left front shock | Suspension Controls Component Views in Selectable Ride | Suspension Controls Connector End Views in Selectable Ride |
Shock Absorber Solenoid - LR (ZX3) | Part of the left rear shock | Suspension Controls Component Views in Selectable Ride | Suspension Controls Connector End Views in Selectable Ride |
Shock Absorber Solenoid - RF (ZX3) | Part of the right front shock | Suspension Controls Component Views in Selectable Ride | Suspension Controls Connector End Views in Selectable Ride |
Shock Absorber Solenoid - RR (ZX3) | Part of the right rear shock | Suspension Controls Component Views in Selectable Ride | Suspension Controls Connector End Views in Selectable Ride |
Speaker - LF Door | Left front door behind the trim panel | Entertainment Component Views in Entertainment | Entertainment Connector End Views in Entertainment |
Speaker - LF Tweeter (UQ7) | In the A-pillar trim panel | Entertainment Component Views in Entertainment | Entertainment Connector End Views in Entertainment |
Speaker - LF Tweeter (UQ3) | Mounted to the left front door panel above the door speaker | Entertainment Component Views in Entertainment | Entertainment Connector End Views in Entertainment |
Speaker - LR Door (Crew Cab) | Behind the left rear door trim panel | Entertainment Component Views in Entertainment | Entertainment Connector End Views in Entertainment |
Speaker - LR (Except Crew Cab) | In the B-pillar trim panel | Entertainment Component Views in Entertainment | Entertainment Connector End Views in Entertainment |
Speaker - RF Door | Mounted in the front passenger door trim panel | Entertainment Component Views in Entertainment | Entertainment Connector End Views in Entertainment |
Speaker - RF Tweeter (UQ7) | In the right A-pillar trim panel | Entertainment Component Views in Entertainment | Entertainment Connector End Views in Entertainment |
Speaker - RF Tweeter (UQ3) | Mounted to the right front door panel above the door speaker | Entertainment Component Views in Entertainment | Entertainment Connector End Views in Entertainment |
Speaker - RR Door (Crew Cab) | In the right rear door trim panel | Entertainment Component Views in Entertainment | Entertainment Connector End Views in Entertainment |
Speaker - RR (Except Crew Cab) | Mounted in the right B-pillar trim panel | Entertainment Component Views in Entertainment | Entertainment Connector End Views in Entertainment |
Speaker - Subwoofer (UQ7) | Mounted in the front of the center console | Entertainment Component Views in Entertainment | Entertainment Connector End Views in Entertainment |
Starter | On the lower left side of the engine | Engine Electrical Component Views in Engine Electrical | -- |
Starter Solenoid | On the lower left side of the engine attached to the starter | Engine Electrical Component Views in Engine Electrical | Engine Electrical Connector End Views in Engine Electrical |
Starter/Generator Control Module (HP2) | Right rear side of the engine compartment mounted to the rear of engine compartment | Engine Electrical Component Views in Engine Electrical | Engine Electrical Connector End Views in Engine Electrical |
Starter/Generator Control Module Coolant Pump (HP2) | Front of the engine compartment mounted to the radiator core support between headlamp and air filter | Engine Electrical Component Views in Engine Electrical | Engine Electrical Connector End Views in Engine Electrical |
Steering Gear Motor Assembly (NYS) | Attached to the rear differential | Rear Wheel Steering Component Views in Rear Wheel Steering | Rear Wheel Steering Connector End Views in Rear Wheel Steering |
Steering Wheel Control Switch Assembly - Lower Left (UK3) | Mounted in the steering wheel spokes lower left | Entertainment Component Views in Entertainment | Entertainment Connector End Views in Entertainment |
Steering Wheel Control Switch Assembly - Lower Right (UK3) | Mounted in the steering wheel spokes lower right | Entertainment Component Views in Entertainment | Entertainment Connector End Views in Entertainment |
Steering Wheel Control Switch Assembly - Upper Left (UK3) | Mounted in the steering wheel spokes upper left | Entertainment Component Views in Entertainment | Entertainment Connector End Views in Entertainment |
Steering Wheel Control Switch Assembly - Upper Right (UK3) | Mounted in the steering wheel spokes upper right | Entertainment Component Views in Entertainment | Entertainment Connector End Views in Entertainment |
Steering Wheel Speed/Position Sensor (NYS and HP2) | Mounted to the bottom of the steering column | Rear Wheel Steering Component Views in Power Steering Systems | Rear Wheel Steering Connector End Views in Power Steering Systems |
Stop Lamp Switch | Mounted above the brake pedal assembly | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Supplemental Brake Assist Pump Motor (SBA) (JC4) | Left rear side of the engine compartment mounted to the power brake booster | Hydraulic Brake Component Views in Hydraulic Brakes | Hydraulic Brake Connector End Views in Hydraulic Brakes |
Tail/Stop Lamp - Left | Left rear of the vehicle | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Tail/Stop Lamp - Right | Right rear of the vehicle | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
TCC PWM Solenoid F (M74) | In the automatic transmission | Automatic Transmission Electronic Component Views in Automatic Transmission - Allison | Automatic Transmission Internal Connector End Views in Automatic Transmission - Allison |
Temperature Sensor - Battery 1 (HP2) | In the energy control box attached to the battery 1 on the left rear of the battery | Engine Electrical Component Views in Engine Electrical | Engine Electrical Connector End Views in Engine Electrical |
Temperature Sensor - Battery 2 (HP2) | In the energy control box attached to the battery 2 on the front of the battery | Engine Electrical Component Views in Engine Electrical | Engine Electrical Connector End Views in Engine Electrical |
Temperature Sensor - Battery 3 (HP2) | In the energy control box attached to the battery 3 on the right side of the battery | Engine Electrical Component Views in Engine Electrical | Engine Electrical Connector End Views in Engine Electrical |
Throttle Actuator Control (TAC) Module (4.8L, 5.3L, 6.0L, and 8.1L) | Left rear of the engine compartment | Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Connector End Views in Engine Controls -8.1L |
Throttle Body (4.8L, 5.3L, 6.0L, and 8.1L) | Front of the engine | Engine Controls Component Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Component Views in Engine Controls -8.1L | Engine Controls Connector End Views in Engine Controls -4.8L, 5.3L and 6.0L or Engine Controls Connector End Views in Engine Controls -8.1L |
Throttle Position (TP) Sensor (4.3L) | Mounted to the throttle body | Engine Controls Component Views in Engine Controls -4.3L | Engine Controls Connector End Views in Engine Controls -4.3L |
Torque Convertor Clutch (TCC) Solenoid Valve | In the automatic transmission | Automatic Transmission Electronic Component Views in Automatic Transmission - 4L80-E/4L85-E | Automatic Transmission Internal Connector End Views in Automatic Transmission - 4L80-E/4L85-E |
Torque Convertor Clutch Pulse Width Modulation (TCC PWM) Solenoid Valve | In the automatic transmission | Automatic Transmission Electronic Component Views in Automatic Transmission - 4L60-E/4L65-E or Automatic Transmission Electronic Component Views in Automatic Transmission - 4L80-E/4L85-E | Automatic Transmission Internal Connector End Views in Automatic Transmission - 4L60-E/4L65-E or Automatic Transmission Internal Connector End Views in Automatic Transmission - 4L80-E/4L85-E |
Tow/Haul Switch | Mounted at the end of the transmission shift lever | Automatic Transmission Electronic Component Views in Automatic Transmission - 4L60-E/4L65-E | Automatic Transmission Related Connector End Views in Automatic Transmission - 4L60-E/4L65-E or Automatic Transmission Related Connector End Views in Automatic Transmission - 4L80-E/4L85-E |
Trailer Connector | Below the rear bumper near the center | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Traction Control Switch (NW7) | Left side of the I/P near the headlamp switch | Antilock Brake System Component Views in Antilock Brake System | Antilock Brake System Connector End Views in Antilock Brake System |
Transfer Case Shift Control Switch (NP2) | On the left side of the transfer case | Transfer Case Control Component Views in Transfer Case - NVG 261-NP2 | Transfer Case Control Connector End Views in Transfer Case - NVG 261-NP2 |
Transfer Case Shift Control Switch (NP1/NP8) | On the left side of the I/P to the left of the instrument cluster | Transfer Case Control Component Views in Transfer Case - NVG 246-NP8 or Transfer Case Control Component Views in Transfer Case - NVG 263-NP1 | Transfer Case Control Connector End Views in Transfer Case - NVG 246-NP8 or Transfer Case Control Connector End Views in Transfer Case - NVG 263-NP1 |
Transfer Case Encoder Motor (NP1/NP8) | Left side of the transfer case | Transfer Case Control Component Views in Transfer Case - NVG 246-NP8 or Transfer Case Control Component Views in Transfer Case - NVG 263-NP1 | Transfer Case Control Connector End Views in Transfer Case - NVG 246-NP8 or Transfer Case Control Connector End Views in Transfer Case - NVG 263-NP1 |
Transfer Case Shift Control Module (NP1/NP8) | In the left side of the I/P behind the headlamp switch | Transfer Case Control Component Views in Transfer Case - NVG 246-NP8 or Transfer Case Control Component Views in Transfer Case - NVG 263-NP1 | Transfer Case Control Connector End Views in Transfer Case - NVG 246-NP8 or Transfer Case Control Connector End Views in Transfer Case - NVG 263-NP1 |
Transmission Control Module (TCM) (M74) | Left front of the engine compartment to the left of the fan shroud | Automatic Transmission Electronic Component Views in Automatic Transmission - Allison | Automatic Transmission Related Connector End Views in Automatic Transmission - Allison |
Trim Solenoid A (M74) | In the automatic transmission | Automatic Transmission Electronic Component Views in Automatic Transmission - Allison | Automatic Transmission Internal Connector End Views in Automatic Transmission - Allison |
Turbocharger Vane Position Control Solenoid Valve (Diesel) | Mounted on the right side of the turbocharger between the front and rear housing | Engine Controls Component Views in Engine Controls - 6.6L (LLY) | Engine Controls Connector End Views in Engine Controls - 6.6L (LLY) |
Turbocharger Vane Position Sensor (Diesel) | Mounted on the top of the turbocharger between the front and rear housing | Engine Controls Component Views in Engine Controls - 6.6L (LLY) | Engine Controls Connector End Views in Engine Controls - 6.6L (LLY) |
Trim Solenoid B (M74) | In the automatic transmission | Automatic Transmission Electronic Component Views in Automatic Transmission - Allison | Automatic Transmission Internal Connector End Views in Automatic Transmission - Allison |
Turn Signal/Hazard Flasher Module | On the bottom of the I/P Fuse Block | -- | -- |
Turn Signal Lamp - LR | Left rear of the vehicle | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Turn Signal Lamp - RR | Right rear of the vehicle | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Turn Signal/Multifunction Switch | On the steering column under the steering wheel | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Vanity Mirror Lamp - Left (Y91 and Crew Cab w/YE9) | Mounted in the sun visor | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Vanity Mirror Lamp - Right (Y91 and Crew Cab w/YE9) | Mounted in the sun visor | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
Vehicle Communication Interface Module (VCIM) (UE1) | Behind the passenger air bag module | Cellular Communication Component Views in Cellular Communication | Cellular Communication Connector End Views in Cellular Communication |
Vehicle Speed Sensor (VSS) (w/2WD) | On the rear of the transmission | Automatic Transmission Electronic Component Views in Automatic Transmission - 4L60-E/4L65 or Automatic Transmission Electronic Component Views in Automatic Transmission - 4L80-E/4L85 or Automatic Transmission Electronic Component Views in Automatic Transmission - Allison | Automatic Transmission Internal Connector End Views in Automatic Transmission - 4L60-E/4L65 or Automatic Transmission Internal Connector End Views in Automatic Transmission - 4L80-E/4L85 or Automatic Transmission Related Connector End Views in Automatic Transmission - Allison |
Vehicle Speed Sensor (VSS) (w/4WD) | On the rear of the transfer case | Automatic Transmission Electronic Component Views in Automatic Transmission - 4L60-E/4L65 or Automatic Transmission Electronic Component Views in Automatic Transmission - 4L80-E/4L85 or Automatic Transmission Electronic Component Views in Automatic Transmission - Allison | Automatic Transmission Internal Connector End Views in Automatic Transmission - 4L60-E/4L65 or Automatic Transmission Internal Connector End Views in Automatic Transmission - 4L80-E/4L85 or Automatic Transmission Related Connector End Views in Automatic Transmission - Allison |
Voltage Sensor - 1 (HP2) | In the energy storage control box on top of the battery #1 | Engine Electrical Component Views in Engine Electrical | Engine Electrical Connector End Views in Engine Electrical |
Voltage Sensor - 2 (HP2) | In the energy storage control box on top of the battery #2 | Engine Electrical Component Views in Engine Electrical | Engine Electrical Connector End Views in Engine Electrical |
Voltage Sensor - 3 (HP2) | In the energy storage control box on top of the battery #3 | Engine Electrical Component Views in Engine Electrical | Engine Electrical Connector End Views in Engine Electrical |
Voltage Sensor - 4 (HP2) | In the energy storage control box on top of the battery #4 | Engine Electrical Component Views in Engine Electrical | Engine Electrical Connector End Views in Engine Electrical |
Washer Fluid Level Sensor | On the washer fluid reservoir bottle | Instrument Panel, Gages, and Console Component Views in Instrument Panel, Gage and Console | Instrument Panel, Gages, and Console Connector End Views in Instrument Panel, Gage and Console |
Water In Fuel Sensor (Diesel) | Bottom of the fuel filter on the right side of the engine | Engine Controls Component Views in Engine Controls - 6.6L (LLY) | Engine Controls Connector End Views in Engine Controls - 6.6L (LLY) |
Wheel Speed Sensor (WSS) - LF | On the left front hub and bearing assembly | Antilock Brake System Component Views in Antilock Brake System | Antilock Brake System Connector End Views in Antilock Brake System |
Wheel Speed Sensor (WSS) - RF | On the right front hub and bearing assembly | Antilock Brake System Component Views in Antilock Brake System | Antilock Brake System Connector End Views in Antilock Brake System |
Window Motor - Driver | In the front of the driver door | Power Door Systems Component Views in Doors | |
Window Motor - Passenger | In the front of the passenger door | Power Door Systems Component Views in Doors | |
Window Motor - LR (Crew Cab) | Mounted to the LR door regulator | Power Door Systems Component Views in Doors | |
Window Motor - RR (Crew Cab) | Mounted to the RR door regulator | Power Door Systems Component Views in Doors | |
Window Switch - LR (Crew Cab) | On the left rear door trim panel | Power Door Systems Component Views in Doors | |
Window Switch - RR (Crew Cab) | On the right rear door trim panel | Power Door Systems Component Views in Doors | |
Windshield Washer Fluid Pump | In the washer fluid reservoir | Wiper/Washer Component Views in Wiper/Washer Systems | Wiper/Washer Connector End Views in Wiper/Washer Systems |
Windshield Wiper/Washer Switch | Part of the multifunction turn signal lever on the steering column | Wiper/Washer Component Views in Wiper/Washer Systems | Wiper/Washer Connector End Views in Wiper/Washer Systems |
Windshield Wiper Motor Module | Under the windshield cowl between the wiper arms | Wiper/Washer Component Views in Wiper/Washer Systems | Wiper/Washer Connector End Views in Wiper/Washer Systems |
Wrecker Relay (5X7) | In the RR corner of the engine compartment, above the RH wheel house | Lighting Systems Component Views in Lighting Systems | Lighting Systems Connector End Views in Lighting Systems |
C100 (16 Cavities) | I/P harness to engine harness, under the fuse block - underhood | ||
C102 (10 Cavities) (w/o NYS) | I/P harness to chassis harness, under the fuse block - underhood | ||
C102 (38 Cavities) (NYS) | I/P harness to chassis harness, at the left rear of the engine compartment | ||
C104 (12 Cavities) (YE9) | I/P harness to forward lamp harness, attached to the front side of the fuse block - underhood | ||
C104 (6 Cavities) (w/o YE9) | I/P harness to forward lamp harness, attached to the front side of the fuse block - underhood | ||
C106 (6 Cavities) (PTO) | Engine harness to I/P harness, attached to the fuse block - underhood between the left battery and the fuse block - underhood | ||
C107 (38 Cavities) (6.6L) | Main engine harness to engine jumper harness, mounted to the top of the driver side valve cover | ||
C108 (24 Cavities) (6.6L) | Main engine harness to engine jumper harness, mounted to the top of the driver side valve cover | ||
C110 (3 Cavities) (Diesel) | Fuel Pressure Regulator Harness to Engine Harness top of the engine in front of the turbocharger assembly | ||
C111(4 Cavities) (Diesel) | Fuel Rail Pressure Sensor Harness to Engine Harness, at the right rear of the engine above the rocker cover | ||
C113 (6 Cavities) (Diesel) | Engine jumper harness to engine harness, on the top of the engine next to the intake manifold | ||
C115 (2 Cavities) (4.8L,5.3L and 6.0L) | Knock Sensor harness to Engine harness, left top center of manifold | ||
C116 (24 Cavities) (HP2) | Engine harness to I/P harness, attached to the rear of the fuse block - underhood on the left side of the engine compartment | ||
C117 (1 Cavity) (9L4) | Negative battery cable harness to accessory jumper harness, on the left side of the engine compartment near the fuse block - underhood | ||
C118 (1 Cavity) (HP2) | Drain wire to 42-volt harness, attached to the starter/generator control module at the right rear of the engine compartment | ||
C119 (2 Cavities) (9L4) | Accessory jumper harness to brake/clutch harness, at the left rear of the engine compartment near P100 | ||
C120 (10 Cavity) (HP2) | Engine harness to the forward lamp harness, on the front side of the fuse block - underhood | ||
C121 (1 Cavity) (HP2) | 42-volt harness to EHPS harness, at the right rear side of the engine compartment under the coolant reservoir | ||
C122 (1 Cavity) (HP2) | 42-volt harness to EHPS harness, at the right rear side of the engine compartment under the coolant reservoir | ||
C125 (7 Cavities) (VYU) | Snowplow harness to forward lamp harness, at the left front of the engine compartment on the radiator core support | ||
C127 (7 Cavities) (VYU) | Snowplow harness to forward lamp harness, at the right front of the engine compartment on the radiator core support | ||
C140 (7 Cavities) (HP2) | 42-volt harness to accessory power receptacle harness, at the right rear of the engine compartment under the starter/generator control module | ||
C145 (10 Cavities) (PTO) | Engine harness to PTO jumper harness, on the left side of the transmission near the shift tower | ||
C148 (7 Cavities) (4.8L, 5.3L, 6.0L, and 8.1L) | Engine harness to ignition coil jumper harness, on the top left side of the engine on the rocker cover | ||
C149 (7 Cavities) (4.8L, 5.3L, 6.0L, and 8.1L) | Engine harness to ignition coil jumper harness, on the top right side of the engine on the rocker cover | ||
C150 (4 Cavities) (NP8/NP1) | 4-wheel drive harness to 4-wheel drive jumper harness, in the engine compartment mounted to the left inner fender | ||
C151 (12 Cavities) (NP1/NP8) | ATC harness to I/P harness, on the left inner fender near the fuse block - underhood | ||
C152 (12 Cavities) | Chassis harness to engine harness, under the fuse block - underhood | ||
C153 (3 Cavities) ( NP1/NP8/NP2) | 4-wheel drive harness to engine harness, on the left inner fender near the fuse block - underhood | ||
C154 (3 Cavities) (NP1/NP8) | I/P harness to ATC harness, on the left inner fender near the fuse block - underhood | ||
C155 (10 Cavities) (8.1L Only) | Engine harness to injector jumper harness, near the upper left front of engine | ||
C160 (2 Cavities) (5X7/5Y0) | Chassis harness to brake/clutch harness, at the left rear of the engine compartment near P100 | ||
C161 (1 Cavity) (5Y0) | Emergency vehicle relay harness to chassis harness, at the left rear of the engine compartment near the fuse block - underhood | ||
C175 (20 Cavities) (A/T) | Engine harness to transmission jumper harness, connects directly to the case of the transmission, jumper side internal to transmission | Automatic Transmission Electronic Component Views in Automatic Transmission - 4L60-E/4L65 or Automatic Transmission Electronic Component Views in Automatic Transmission - 4L80-E/4L85 or Automatic Transmission Electronic Component Views in Automatic Transmission - Allison | Automatic Transmission Inline 20-Way Connector End View in Automatic Transmission - 4L60-E/4L65 or Automatic Transmission Inline 20-Way Connector End View in Automatic Transmission - 4L80-E/4L85 or Automatic Transmission Inline Harness Connector End View in Automatic Transmission - Allison |
C180 (2 Cavity) (10 Series Except HP2) | Forward lamp harness to engine harness, under the fuse block - underhood | ||
C198 (1 Cavity) | I/P harness to chassis harness, on the left inner fender near the fuse block - underhood | ||
C201 (32 Cavities) | I/P harness to steering column harness, on the steering column under the I/P left knee bolster | ||
C202 (12 Cavities) (w/o HP2) | I/P harness to brake clutch harness, behind the I/P above the brake pedal assembly | ||
C202 (12 Cavities) (HP2) | I/P harness to brake clutch harness, under the upperdash pad on the left side and behind the right edge of the instrument cluster | ||
C205 (3 Cavities) (HP2) | Brake/clutch harness to brake pedal jumper, attached to the brake pedal assembly | ||
C206 (22 Cavities) (HP2) | I/P harness to body harness, behind the left kick panel | ||
C210 (2 Cavities) (5G4/TRW) | Brake clutch harness to roof beacon harness, left side of the I/P near the steering column | ||
C214 (8 Cavities) (UE1 w/o U42) | I/P harness to headliner harness, upper left side of the I/P above the instrument cluster | ||
C214 (16 Cavities) (UE1/U42) | I/P harness to headliner harness, upper left side of the I/P above the instrument cluster | ||
C216 (4 Cavities) (9L4) | Brake/clutch harness to fuse block jumper harness, top of the I/P near the center | ||
C220 (24 Cavities) (UQ7 w/o Y91) | I/P harness to infotainment jumper harness, middle of the I/P behind the HVAC control module | ||
C221 (4 Cavities) (SIR) | I/P harness to body harness, behind the left kick panel | ||
C222 (4 Cavities) (SIR) (w/o HP2) | I/P harness to body harness, behind the right kick panel | ||
C222 (4 Cavities) (SIR) (HP2) | I/P harness to body harness, behind the left side I/P access panel | ||
C223 (16 Cavities) (except NYS and HP2) | I/P harness to body harness, behind the left kick panel | ||
C230 (2 Cavities) (UE1) | I/P harness to headliner harness, upper right side of the I/P, near the VCIM | ||
C249 (4 Cavities) (Except Y91) | Console harness to bezel harness, middle of the I/P behind the HVAC control module | ||
C249 (3 Cavities) (Y91) | Console harness to bezel harness, middle of the I/P behind the HVAC control module | ||
C250 (6 Cavities) (ZX3,5X7,5G4,5YO and TRW) | Brake/clutch harness to brake/clutch jumper harness, left side of the I/P to the right of the steering column | ||
C275 (4 Cavities) (AL0) | Steering column harness to steering wheel module coil, at the base of the steering column next to C201 | ||
C275 (2 Cavities) (HVY) | Steering column harness to steering wheel module coil, at the base of the steering column next to C201 | ||
C277 (8 Cavities) (UK3) | Steering wheel module coil to steering wheel harness, behind the driver side air bag | ||
C305 (16 Cavities) (AG1) | Body harness to driver seat harness, under the driver seat | ||
C306 (40 Cavities) (w/o Y91) | Infotainment jumper harness to console harness, under the front floor console | ||
C306 (40 Cavities) (Y91) | I/P harness to console harness, under the front floor console | ||
C310 (17 Cavities) (Crew Cab) | Left rear door harness to body harness, behind the driver side B-pillar trim panel between the door hinges | ||
C320 (13 Cavities) (AN3) | Seat jumper harness to seat harness, on the driver seat track assembly | ||
C321 (24 Cavities) (AN3) | Seat jumper harness to seat harness, on the driver seat track assembly | ||
C322 (10 Cavities) (AN3) | Seat motor jumper harness to seat jumper harness, on the driver seat track assembly | ||
C323 (6 Cavities) (AG1) | Seat motor jumper harness to seat jumper harness, on the driver seat track assembly | ||
C324 (8 Cavities) (AN3) | Lumbar bolster harness to seat harness, on the driver seat track assembly | ||
C325 (6 Cavities) (AN3) | Heated seat jumper harness to seat jumper harness, on the driver seat track assembly | ||
C326 (6 Cavities) (AN3) | Heated seat jumper harness to seat harness, on the passenger seat track assembly | ||
C329 (4 Cavities) (AG2) | Lumbar bolster harness to seat harness, on the passenger seat track assembly | ||
C330 (2 Cavities) (AL0) | Body harness to passenger seat harness, under the passenger seat | ||
C340 (8 Cavities) (HP2) | Body harness to EHPS harness, attached to the energy storage box | ||
C341 (2 Cavities) (HP2) | 42-volt harness to ESB battery harness, attached to the energy storage box | ||
C350 (2 Cavities) (NP1/NP8) | Engine harness to 4-wheel drive harness, top of the transfer case near fuel lines | ||
C355 (3 Cavities) (w/o UG1) | Headliner harness to overhead console harness, under the front overhead console | ||
C355 (6 Cavities) (UG1) | Headliner harness to overhead console harness, under the front overhead console | ||
C388 (6 Cavities) (AG2) | Seat motor jumper harness to passenger seat harness, on the passenger seat track assembly | ||
C396 (17 Cavities) (Crew Cab) | Body harness to right rear door harness, behind the passenger side B-pillar trim panel between the door hinges | ||
C399 (16 Cavities) (AN3) | Body harness to passenger seat harness, under the passenger seat | ||
C404 (2 Cavities) (NYS/RO5) | Left clearance lamp to license lamp harness, near the license lamps under the rear bumper | ||
C405 (2 Cavities) (NYS/RO5) | Right clearance lamp to license lamp harness, near the license lamps under the rear bumper | ||
C428 (7 Cavities) (UY2) | At rear of vehicle behind center of rear bumber near spare tire | ||
C429 (1 Cavities) (UY2) | At rear of vehicle behind center of rear bumber near spare tire | ||
G100 | In the forward lamp harness on the lower left of the radiator core support | -- | |
G101 (NYS) | Top left front of the engine bolted on the generator bracket | -- | -- |
G102 (4.3L) | In the engine harness, on the right front of the engine block in front of the starter | -- | |
G102 (4.8L, 5.3L, 6.0L, and 8.1L) | Bolted to the left side of the engine block near the front | -- | |
G102 (Diesel) | Bolted to the right side of the engine block below G103 | -- | |
G103 (4.3L, 4.8L, 5.3L, and 6.0L) | In the engine harness, on the top right rear of the engine block | -- | |
G103 (8.1L) | Bottom of left rear cylinder head below G104 | -- | |
G103 (6.6L) | Bolted to the right side of the engine block above G102 | -- | |
G104 (4.3L, 4.8L, 5.3L, and 6.0L) | In the engine harness, on the left rear of the engine block | -- | |
G104 (8.1L) | Bolted to the left cylinder head in the rear above G103 | -- | |
G104 (Diesel) | Bolted to the left front side of the engine block in front of G108 | -- | |
G106 (Gas w/TP2/8Y9 and Diesel) | In the main battery harness on the right side of the engine | -- | |
G107 (Gas w/TP2)) | Ground strap from the engine to the frame rail | -- | -- |
G108 (Diesel) | Left front side of the engine block behind G104 | -- | |
G109 (Diesel) | Right side of the engine block behind G103 | -- | |
G110 | In the chassis harness on the left front body mount frame | -- | |
G115 (10 Series) | In the forward lamp harness on the lower right of the radiator core support | -- | |
G120 (HP2) | Mounted to the right rear of the engine compartment on the cowl | -- | |
G121 (HP2) | In the 42-volt harness, mounted to the front of the right cylinder head | -- | |
G122 (HP2) | In the 42-volt harness, mounted on the bracket behind the electronic power steering pump assembly | -- | |
G200 | In the HVAC harness, on the right side of the I/P near the A-pillar below the I/P top cover | -- | |
G203 | In the I/P harness, on the left side of the I/P near the A-pillar below the I/P top cover | -- | |
G302 (30 Series Except Chassis Cab/20 Series w/HVY) | In the chassis harness, attached to the third body mount on the left side | -- | |
G302 (10 Series) | On the left front frame body mount | -- | |
G304 | In the body harness, under the passenger seat | -- | |
G305 (Crew Cab) | In the body harness, behind the driver side B-pillar trim near the bottom | -- | |
G306 | In the body harness, behind the passenger side B-pillar trim near the bottom | -- | |
G310 (HP2) | ESB module ground, under the energy storage box control module | -- | |
G311 (HP2) | ESB ground, on the right side of the box between C341 and the EPTO harness connector | -- | |
G390 (Crew Cab w/Rear Window Defog) | Defogger grid harness, near the C-pillar | -- | |
G401 (10/20 Series Except HVY) | In the chassis harness, on the spare tire hoist assembly | -- | |
G403 (30 Series Chassis Cab) | In the chassis harness, attached to the third body mount on the left side | -- | |
G405 (HP2) | In the accessory power receptacle harness, near the right rear leaf spring mount | -- | |
S100 | In the forward lamp harness approximately 59.5 cm (23.42 in) from the daytime running lamp (DRL) - left | -- | |
S101 | In the forward lamp harness approximately 21.5 cm (8.46 in) from the horn (high note) | -- | |
S102 (4.3L) | In the engine harness approximately 20 cm (7.87 in) before the engine coolant temperature (ECT) sensor breakout | -- | |
S102 (4.8L, 5.3L, and 6.0L) | In the engine harness approximately 14 cm (5.51 in) before the manifold absolute pressure (MAP) sensor | -- | |
S102 (8.1L) | In the engine harness approximately 19 cm (7.48 in) before the C148 and C155 breakout | -- | |
S103 (4.3L) | In the engine harness approximately 16 cm (6.29 in) before the engine coolant temperature (ECT) sensor | -- | |
S103 (4.8L, 5.3L, and 6.0L) | In the engine harness approximately 7 cm (2.75 in) before the C148 and C155 breakout | -- | |
S103 (6.6L) | In the main engine harness, left side of engine, approximately 19 cm (7.4 in) before the breakout to the ECM connectors, near C106 breakout | -- | |
S103 (8.1L) | In the engine harness approximately 14.5 cm (5.70 in) before the C148 and C155 breakout | -- | |
S104 | In the engine harness between the ignition coil connectors and G102 | -- | |
S108 (HP2) | In the engine harness approximately 23 cm (9 in) from the fuse block - underhood secondary | -- | |
S110 (Gas) | In the engine harness between the powertrain control module (PCM) and the heated oxygen sensors (HO2S) | -- | |
S113 (HP2) | In the engine harness approximately 11.5 cm (4.52 in) from the knock sensor connector breakout | -- | |
S114 (HP2) | In the engine harness approximately 8 cm (3.14 in) from the fuse block - underhood secondary breakout | -- | |
S115 (HP2) | In the engine harness approximately 17.5 cm (6.88 in) from the starter/generator control module | -- | |
S116 (HP2) | In the engine harness approximately 4 cm (1.57 in) from the fuse block - underhood secondary breakout | -- | |
S117 (HP2) | In the engine harness approximately 8.5 cm (3.34 in) from the heated oxygen sensor (HO2S) Bank 1 sensor 2 connector breakout | -- | |
S118 (M74) | In the engine harness between the engine control module (ECM) and the transmission control module (TCM) | -- | |
S119 (M74) | In the engine harness between the engine control module (ECM) and the transmission control module (TCM) | -- | |
S120 (HP2) | In the 42-volt harness approximately 18 cm (7.08 in) from the C122 breakout | -- | |
S121 (HP2) | In the 42-volt harness approximately 18 cm (7.08 in) from the C121 breakout | -- | |
S123 (6.6L) | In the engine harness approximately 7.62 cm (3 in) from the fuel rail pressure regulator breakout | -- | |
S124 (HP2) | In the 42-volt harness approximately 20.5 cm (8.07 in) from C118 | -- | |
S125 (A/T Except M74) | Inside the transmission | -- | |
S127 (6.6L) | In the engine harness approximately 18 cm (7.08 in) from the glow plug connector | -- | |
S128 (HP2) | In the EHPS harness approximately 5 cm (1.96 in) from the C122 breakout | -- | |
S129 (HP2) | In the EHPS harness approximately 5 cm (1.96 in) from the EHPS pump connector breakout | -- | |
S130 (HP2) | In the accessory power receptacle harness approximately 19 cm (7.48 in) from the starter/generator control module connector | -- | |
S131 (HP2) | In the engine harness approximately 5 cm (1.97 in) from the EHPS connector breakout | -- | |
S132 (8.1L) | In the engine harness approximately 13 cm (5.11 in) from the camshaft position sensor breakout | -- | |
S134 (HP2) | In the accessory power receptacle harness approximately 45 cm (17.71 in) from the C140 breakout | -- | |
S136 (M74) | Inside the transmission | -- | |
S140 (ZX3) | In the chassis harness approximately 33.5 cm (13.19 in) from C102 | -- | |
S141 (6.6L) | In the engine harness approximately 4.5 cm (1.77 in) from the engine control module (ECM) connectors | -- | |
S142 (6.6L) | In the engine harness approximately 13.5 cm (5.31 in) from the engine control module (ECM) connectors | -- | |
S143 (6.6L) | In the engine harness approximately 9 cm (3.54 in) from the engine control module (ECM) connectors | -- | |
S144 (6.6L) | In the engine harness approximately 18 cm (7.08 in) from the engine control module connector breakout | -- | |
S145 (6.6L) | In the engine harness approximately 22.86 cm (9 in) from C108 | -- | |
S146 (6.6L) | In the engine harness approximately 30.48 cm (12 in) from C108 | -- | |
S147 (6.6L) | In the engine harness approximately 8 cm (3.14 in) from the C107/C108 breakout | -- | |
S148 (6.6L) | In the engine harness approximately 12 cm (4.72 in) from the C107/C108 breakout | -- | |
S151 | In the ignition coil jumper harness between C148 and the left bank ignition coils | -- | |
S152 (8.1L Only) | In the injector jumper harness between the left bank injectors and C155 | -- | |
S153 | In the ignition coil jumper harness between the right bank coils and C149 | -- | |
S154 (8.1L Only) | In the injector jumper harness between the right bank injectors and C155 | -- | |
S156 (4.8L, 5.3L, and 6.0L) | In the engine harness approximately 4 cm (1.57 in) before the C148 breakout | -- | |
S156 (8.1L) | In the engine harness approximately 22 cm (8.66 in) before the C148 and C155 breakout | -- | |
S157(4.8L, 5.3L, and 6.0L) | In the engine harness approximately 4 cm (1.57 in) before the C149 breakout | -- | |
S157 (8.1L) | In the engine harness approximately 22 cm (8.66 in) before the C149 breakout | -- | |
S159 | In the ignition coil jumper harness between the left bank coils and C148 | -- | |
S160 | In the ignition coil jumper harness between the right bank coils and C149 | -- | |
S163 (PTO) | In the engine harness approximately 7 cm (2.76 in) from the PTO relay connector breakout | -- | |
S164 (PTO) | In the engine harness approximately 13.5 cm (5.31 in) from the generator connector breakout | -- | |
S165 (4WD w/M74 Only) | In the engine harness approximately 4 cm (1.57 in) from the fuse block underhood breakout | -- | |
S166 (10 Series) | In the forward lamp harness approximately 5 cm (1.97 in) from the C104 breakout | -- | -- |
S166 (6.6L) | In the engine harness approximately 10.16 cm (4 in) from the fuel injector 1 breakout | -- | -- |
S167 (10 Series Except HP2) | In the engine harness approximately 13 cm (5.12 in) from the left fuel Injector bank breakout | -- | -- |
S167 (6.6L) | In the engine harness approximately 11.43 cm (4.5 in) from the fuel heater connector breakout | -- | -- |
S168 (6.6L) | In the engine harness approximately 10.16 cm (4 in) from the fuel injector control module (FICM) C1 breakout | -- | -- |
S169 (6.6L) | In the engine harness approximately 12.70 cm (5 in) from the fuel injector control module (FICM) C1 breakout | -- | -- |
S170 (6.6L) | In the engine harness approximately 8.89 cm (3.5 in) from C107 | -- | |
S171 (6.6L) | In the engine harness approximately 10.16 cm (4 in) from the fuel injector control module connector breakout | -- | |
S174 (6.6L) | In the engine harness approximately 15.24 cm (6 in) from the fuel rail pressure regulator connector | -- | |
S175 (6.6L) | In the engine harness approximately 7.62 cm (3 in) from the fuel injector control module connector breakout | -- | |
S176 (6.6L) | In the engine harness approximately 21.59 cm (8.5 in) from C107 | -- | |
S177 (6.6L) | In the engine harness approximately 7.62 cm (3 in) from C107 | -- | |
S180 (HP2) | In the engine harness approximately 10 cm (3.93 in) from the PCM breakout | -- | |
S181 (6.6L) | In the engine harness approximately 5.08 cm (2 in) from fuel injector control module (FICM) C1 breakout | -- | -- |
S182 (6.6L) | In the engine harness approximately 7.62 cm (3 in) from fuel injector control module (FICM) C1 breakout | -- | -- |
S200 (U01) | Insulation displacement connector in the roof marker harness | -- | |
S201(U01) | Insulation displacement connector in the roof marker harness | -- | |
S202 | In the I/P harness between the fuse block - left I/P and the relay block I/P | -- | |
S204 (HP2) | In the I/P harness approximately 6 cm (2.36 in) from P100 | -- | |
S205 | In the I/P harness between the inflatable restraint disable switch and the relay block - I/P | -- | |
S206 (PTO) | In the I/P harness between the fuse block - underhood and the relay block - I/P | -- | |
S207 (PTO) | In the I/P harness approximately 27 cm (10.62 in) from the headlamp switch connector | -- | |
S210 (UQ7 w/Y91) | In the I/P harness approximately 13 cm (5.12 in) from C202 breakout | ||
S212 (NYS) | In the I/P harness between the body control module (BCM) and the headlamp switch | -- | |
S213 | In the I/P harness between the cargo lamp switch and G203 | -- | |
S214 (NP8) | In the I/P harness between the transfer case shift control module and C154 | -- | |
S215 (5Y0/5X7/5G4/TRW) | In the brake clutch harness between C250 and the relay block - I/P | -- | |
S216 | In the steering column harness | -- | |
S217 | In the steering column harness | -- | |
S218 (CJ2) | In the I/P harness between the fuse block - right I/P and the relay block I/P | -- | |
S219 (5G4/5Y0/5X7) | In the brake/clutch harness between the roof beacon relay and C250 | -- | |
S220 (9L4) | In the mobile radio harness approximately 9.5 cm (3.74 in) from C216 | -- | |
S221 (9L4) | In the mobile radio harness approximately 2 cm (0.78 in) from the fuse block - mobile radio | -- | |
S222 (9L4) | In the mobile radio harness approximately 9 cm (3.54 in) from the fuse block - mobile radio | -- | |
S223 (9L4) | In the mobile radio harness approximately 13.14 cm (5.17 in) from C216 | -- | |
S224 (PTO) | In the I/P harness approximately 7 cm (2.75 in) from the instrument cluster connector breakout | -- | |
S240 | In the steering column harness | -- | |
S241 | In the steering column harness | -- | |
S260 (UK3) | In the steering wheel controls harness | -- | -- |
S276 (UK3) | In the steering wheel harness approximately 4.3 cm (1.69 in) from C277 | -- | |
S277 (UK3) | In the steering wheel harness approximately 6.3 cm (2.48 in) from C277 | -- | |
S301 | In the console harness between C306 and the accessory power outlets | -- | |
S303 | In the console harness approximately 11.5 cm (4.52 in) before the C306 breakout | -- | |
S307 (UQ7) | In the console harness between C306 and the accessory power outlets | -- | |
S309 (AG1 w/AN3) | In the driver seat harness approximately 20.32 cm (8 in) from C322 | -- | |
S310 (AG1 w/AN3) | In the driver seat harness approximately 12.7 cm (5 in) from C322 | -- | |
S311 (AG2 w/AN3) | In the driver seat harness approximately 20.32 cm (8 in) from the seat lumbar/bolster switch connector | -- | |
S312 (Dual Tanks or EVA) | In the chassis harness approcimately 28 cm (11 in) from G110 breakout | -- | -- |
S314 (AG1 w/AN3) | In the driver seat harness approximately 20.32 cm (8 in) from C321 | -- | |
S315 (AG1 w/AN3) | In the driver seat harness approximately 12.7 cm (5 in) from the recliner motor position sensor | -- | |
S321 (Crew Cab w/YE9 or Extended/Crew Cab w/Y91) | In the headliner harness between the overhead console reading lamps and the relay block - I/P | -- | |
S326 (HP2) | In the 42-volt harness next to the energy storage box (ESB) | -- | |
S327 (HP2) | In the energy storage box 120-volt harness approximately 15 cm (5.9 in) from C341 | -- | |
S328 (AG2) | In the passenger seat harness between the seat adjuster switch and the bolster/lumbar switch | -- | |
S329 (AG2) | In the passenger seat harness approximately 38.1 cm (15 in) from C399 | -- | |
S330 (HP2) | In the accessory power receptacle harness near the fourth body mount on the right side | -- | |
S331 (HP2) | In the accessory power receptacle harness between the third and fourth body mounts on the right side | -- | |
S332 (HP2) | In the accessory power receptacle harness near the third body mount | -- | |
S333 | In the console harness between the rear seat audio (RSA) controller and C306 | -- | |
S335 (Y91) | In the I/P harness approximately 6.5 cm (2.56 in) from C202 breakout | -- | -- |
S345 | In the headliner harness between the overhead console reading lamps and the relay block - I/P | -- | |
S351 (CF5) | In the sunroof harness | -- | -- |
S352 (CF5) | In the sunroof harness | -- | -- |
S408 (X88) | In the left rear lamp harness between the left rear turn signal and the junction block - rear lamps | -- | |
S412 (UY2) | In the Camper/5th Wheel Harness 43.5 cm (17.12 in) from the trailer connector breakout | -- | -- |
S413 (UY2) | In the Camper/5th Wheel Harness 12 cm (4.72 in) from the trailer connector breakout | -- | -- |
S414 (UY2) | In the Camper/5th Wheel Harness 24 cm (9.44 in) from the trailer connector breakout | -- | -- |
S415 (UY2) | In the Camper/5th Wheel Harness 37 cm (14.6 in) from the trailer connector breakout | -- | -- |
S416 (UY2) | In the Camper/5th Wheel Harness 18.5 cm (7.28 in) from the trailer connector breakout | -- | -- |
S417 (UY2) | In the Camper/5th Wheel Harness 45.5 cm (17.91 in) from the trailer connector breakout | -- | -- |
S418 (UY2) | In the Camper/5th Wheel Harness 30.5 cm (12 in) from the trailer connector breakout | -- | -- |
S420 (NYS/R05) | In the license lamp harness | -- | |
S421(NYS/R05) | In the left hip lamp harness | -- | |
S422 (NYS/R05) | In the right hip lamp harness | -- | |
S423 (NYS/R05) | In the right hip lamp harness | -- | |
S424 (NYS/R05) | In the left hip lamp harness | -- | |
S430 (HP2) | In the 120-volt harness approximately 5 cm (1.96 in) from the shielded ground wire breakout | -- | |
S431 (HP2) | In the pigtail of the EPTO outlet attached to the truck bed | -- | |
Splice Pack SP205 | In the I/P harness near the fuse block - left I/P under the knee bolster trim panel taped to the I/P Harness | Computer/Integrating Systems Component Views in Computer/Integrating Systems | Computer/Integrating Systems Connector End Views in Computer/Integrating Systems |
Splice Pack SP207 (Y91) | In the I/P harness near the relay block - I/P above emergency brake | Computer/Integrating Systems Component Views in Computer/Integrating Systems | Computer/Integrating Systems Connector End Views in Computer/Integrating Systems |
Splice Pack SP207 (Except Y91) | In the infotainment jumper harness near the relay block - I/P above emergency brake | Computer/Integrating Systems Component Views in Computer/Integrating Systems | Computer/Integrating Systems Connector End Views in Computer/Integrating Systems |
Splice Pack SP250 (UQ7w/U2K/U42 or U2K/U1S or U42/U1S or U2K/U42/U1S) | In the infotainment jumper harness near the HVAC control module | Entertainment Component Views in Entertainment | Entertainment Connector End Views in Entertainment |
