GM Service Manual Online
For 1990-2009 cars only

Name

Location

Locator View

Connector End View

A/C Compressor Clutch

On the front of the A/C compressor, in the left front side of the engine

HVAC Component Views in HVAC Systems with Manual-A/C

HVAC Connector End Views in HVAC Systems with Manual-A/C

A/C Compressor Clutch Relay

In the underhood fuse-relay center, in the left rear side of the engine compartment, on the fender

HVAC Component Views in HVAC Systems with Manual-A/C

HVAC Connector End Views in HVAC Systems with Manual-A/C

A/C Compressor Cycling Switch

On the top right of the A/C accumulator, in the right side of the engine compartment, on the bulkhead

HVAC Component Views in HVAC Systems with Manual-A/C

HVAC Connector End Views in HVAC Systems with Manual-A/C

A/C Compressor High Pressure Cutout Switch

On the rear of the A/C compressor, in the left front side of the engine

HVAC Component Views in HVAC Systems with Manual-A/C

HVAC Connector End Views in HVAC Systems with Manual-A/C

A/C Compressor Low Pressure Cutout Switch

On the top of the A/C compressor, in the high pressure refrigerant line

HVAC Component Views in HVAC Systems with Manual-A/C

HVAC Connector End Views in HVAC Systems with Manual-A/C

Air Injection Reaction (A.I.R.) Pump (5.7L)

LF of Engine Compartment

Engine Controls Component Views in Engine Controls

Engine Controls Connector End Views in Engine Controls

Air Injection Reaction (A.I.R.) Pump Clutch (7.4L)

Lower RF of Engine

Engine Controls Component Views in Engine Controls

Engine Controls Connector End Views in Engine Controls

Air Injection Reaction (A.I.R.) Pump Relay

In Underhood Fuse-Relay Center, LR of Engine Compartment, on Fender

Engine Controls Component Views in Engine Controls

Engine Controls Connector End Views in Engine Controls

Ash Tray Lamp

In the ash tray housing

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Audio Alarm Module

In the convenience center

Instrument Panel, Gages, and Console Component Views in Instrument Panel, Guages and Console

--

Automatic Day-Night Mirror with Compass

On the top inside center of the windshield, part of the inside rearview mirror

Stationary Windows Component Views in Stationary Windows

Stationary Windows Connector End Views in Stationary Windows

Automatic Transfer Case Select Switch, Connector 1

At the center rear of IP, near Remote Control Door Lock Receiver

Transfer Case Control Component Views in Transfer Case Controls

Transfer Case Control Connector End Views in Transfer Case Controls

Automatic Transfer Case Select Switch Connector 2

At the center rear of IP, near Remote Control Door Lock Receiver

Transfer Case Control Component Views in Transfer Case Controls

Transfer Case Control Connector End Views in Transfer Case Controls

Auxiliary Battery (Diesel)

In the left front side of the engine compartment

Power and Grounding Component Views

--

Auxiliary Battery Relay

In the left rear of the engine compartment, on the fender, near the underhood fuse-relay center

Power and Grounding Component Views

Power and Grounding Connector End Views

Auxiliary Blower Motor

Behind the right rear wheelhousing

HVAC Component Views in HVAC Systems with Manual-A/C

HVAC Connector End Views in HVAC Systems with Manual-A/C

Auxiliary Blower Motor Relay, High

On the top of the auxiliary HVAC plenum, near the right rear wheelhousing

HVAC Component Views in HVAC Systems with Manual-A/C

HVAC Connector End Views in HVAC Systems with Manual-A/C

Auxiliary Blower Motor Relay, Low

On the top of the auxiliary HVAC plenum, near the right rear wheelhousing

HVAC Component Views in HVAC Systems with Manual-A/C

HVAC Connector End Views in HVAC Systems with Manual-A/C

Auxiliary Blower Motor Relay, Medium

On the top of the auxiliary HVAC plenum, near the right rear wheelhousing

HVAC Component Views in HVAC Systems with Manual-A/C

HVAC Connector End Views in HVAC Systems with Manual-A/C

Auxiliary Cooling Fan Motor (except 4.3L)

RH of Engine Compartment, front of Radiator

Cooling System Component Views in Engine Cooling Systems

Cooling System Connector End Views in Engine Cooling Systems

Auxiliary Cooling Fan Relay

LH of Engine Compartment

Cooling System Component Views in Engine Cooling Systems

Cooling System Connector End Views in Engine Cooling Systems

Auxiliary Heater Control Switch

Center of IP Dash, left of the IP Cluster

Heater Blower Controls Component Views in Heating and Ventilation (Non-A/C)

Heater Blower Controls Connector End Views in Heating and Ventilation (Non-A/C)

Auxiliary HVAC Control Logic Module

In the rear Overhead Console, behind the controls

HVAC Component Views in HVAC Systems with Manual-A/C

HVAC Connector End Views in HVAC Systems with Manual-A/C

Auxiliary HVAC Control Module, Front

On the front of the overhead console, near the windshield

HVAC Component Views in HVAC Systems with Manual-A/C

HVAC Connector End Views in HVAC Systems with Manual-A/C

Auxiliary HVAC Control Module, Rear

On the rear of the overhead console molding, in the headliner

HVAC Component Views in HVAC Systems with Manual-A/C

HVAC Connector End Views in HVAC Systems with Manual-A/C

Auxiliary HVAC Control Switch, Front

In the front Overhead Console

HVAC Component Views in HVAC Systems with Manual-A/C

HVAC Connector End Views in HVAC Systems with Manual-A/C

Auxiliary Mode Door Motor

In the Auxiliary HVAC plenum, forward of the left rear wheelhousing

HVAC Component Views in HVAC Systems with Manual-A/C

HVAC Connector End Views in HVAC Systems with Manual-A/C

Auxiliary Power Center (Z56)

Center of dash

Power and Grounding Component Views

--

Auxiliary Power Connectors, Front

In the center, lower right side of the IP, to the left of the ash tray

Power and Grounding Component Views

Power and Grounding Connector End Views

Auxiliary Power Connector, Rear

Top rear of the Right Rear wheel well

Power and Grounding Component Views

Power and Grounding Connector End Views

Auxiliary Temperature Door Motor

In the auxiliary HVAC plenum, near the right rear wheelhousing

HVAC Component Views in HVAC Systems with Manual-A/C

HVAC Connector End Views in HVAC Systems with Manual-A/C

Backup Lamp, Left Side (Cab Chassis)

At the rear of the vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Backup Lamp, Left Side (Pickup/Utility)

At the rear of the vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Backup Lamp, Right Side (Cab Chassis)

At the rear of the vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Backup Lamp, Right Side (Pickup/Utility)

At the rear of the vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Backup Lamp Switch (MG5)

On the left side of the transmission, below the shift tower

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Backup Lamp Switch (MW3)

On the left top of the transmission

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Battery, LH (w/Dual Battery Option)

In the left front of the engine compartment

Power and Grounding Component Views

--

Battery, RH

In the right front of the engine compartment

Power and Grounding Component Views

--

Blower Motor, Front

To the right of the IP, behind the IP compartment box

HVAC Component Views in HVAC Systems with Manual-A/C

HVAC Connector End Views in HVAC Systems with Manual-A/C

Blower Motor Relay, High

Behind the IP compartment box, on the HVAC plenum

HVAC Component Views in HVAC Systems with Manual-A/C

HVAC Connector End Views in HVAC Systems with Manual-A/C

Brake Lamp Relay (Pick-up)

In the underhood fuse-relay center, in the left rear side of the engine compartment, on the fender

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Brake Pressure Warning Switch

On rear of EBCM casting, near Brake Master Cylinder, at LF Wheelhousing

Antilock Brake System Component Views in ABS Systems

Antilock Brake System Connector End Views in ABS Systems

Camshaft Position Sensor

Top rear center of the engine

Engine Controls Component Views in Engine Controls

Engine Controls Connector End Views in Engine Controls

Cargo Door Contactor, Left Side

On the rear body opening and the door, on the upper left side

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Cargo Door Contactor, Right Side

On the rear body opening and the door, on the upper right side

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Cargo Door Defogger Grid, Left Rear

On the left rear cargo door glass

Stationary Windows Component Views in Stationary Windows

Stationary Windows Connector End Views in Stationary Windows

Cargo Door Defogger Grid, Right Rear

On the right rear cargo door glass

Stationary Windows Component Views in Stationary Windows

Stationary Windows Connector End Views in Stationary Windows

Cargo Door Lock Relay (Luxury)

Left C Pillar

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Cargo Lamp (Pickup)

At the rear center of the cab, above the rear window, part of the center high mounted stop lamp

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Cargo Lamp Switch (Pickup)

In the center of the IP, to the left of the radio

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Center High Mount Stoplamp (Pickup)

Center High Mount Stoplamp (Pickup)

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Center High Mount Stoplamp (Suburban/Utility)

Center High Mount Stoplamp (Suburban/Utility)

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Cigar Lighter

In the lower right center of the IP, to the left of the ash tray

Power and Grounding Component Views

Power and Grounding Connector End Views

Clearance Lamp, Left Front

In the front of the left rear fender

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Clearance Lamp, Left Rear

In the rear of the left rear fender

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Clearance Lamp, Right Front

In the front of the right rear fender

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Clearance Lamp, Right Rear

In the rear of the right rear fender

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Clutch Pedal Position Switch

At top of Clutch Pedal

Engine Electrical Component Views in Engine Controls

Engine Electrical Connector End Views in Engine Controls

Convenience Center

Under the left side of the IP, on the bulkhead

Power and Grounding Component Views

Power and Grounding Connector End Views

Courtesy Lamp, Left Front Door

On the middle left side of the left front door

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Courtesy Lamp, Left Rear Door

On the middle left side of the left rear door trim

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Courtesy Lamp, Left Side IP

Under the left side of the IP

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Courtesy Lamp, Right Front Door

On the middle right side of the right front door

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Courtesy Lamp, Right Rear Door

On the middle right side of the right rear door trim

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Courtesy Lamp, Right Side IP

Under the right side of the IP

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Cruise Control Module (CCM)

LR of Engine Compartment, on Bulkhead

Cruise Control Component Views in Cruise Control

Cruise Control Connector End Views in Cruise Control

Cruise Control Switch

In Turn Signal Lever

Cruise Control Component Views in Cruise Control

Cruise Control Connector End Views in Cruise Control

Data Link Connector (DLC)

Under LH of IP, LH of Steering Column, mounted to bottom of Knee Bolster

Data Link Communications Component Views

Data Link Communications Connector End Views

Daytime Running Lamps (DRL) Module

Under the left side of the IP, taped to the IP harness

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Daytime Running Lamps (DRL) Relay

Under the left side of the IP, at the lower center of the convenience center

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Daytime Running Lamps (DRL)/Radio Override Switch (Z56)

In the center of the IP, to the left side of the radio

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Dome Lamp, Front

Approximately 22 cm (8.7 in) from the windshield centerline, in the headliner

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Dome Lamp, Rear

Approximately 22 cm (8.7 in) from the windshield centerline, in the headliner

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Door Jamb Switch, Cargo

At the rear body opening, part of the right rear cargo door contactor

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Door Jamb Switch, Liftgate

Inside the liftgate door

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Door Jamb Switch, Left Front

At the left end of the IP

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Door Jamb Switch, Right Front

At the right end of the IP

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Door Lock Control Module

Left C Pillar

Power Door Systems Component Views

Power Door Systems Connector End Views

Door Lock Relay

Under the center of the IP, near the remote control door lock receiver

Power Door Systems Component Views

Power Door Systems Connector End Views

Door Lock Switch, Cargo

On top of the right D pillar

Power Door Systems Component Views

Power Door Systems Connector End Views

Door Lock Switch, Left Front

On the left front door trim panel, below the inside door handle

Power Door Systems Component Views

Power Door Systems Connector End Views

Door Lock Switch, Right Front

On the right front door trim panel, below the inside door handle

Power Door Systems Component Views

Power Door Systems Connector End Views

Electronic Brake Control Module (EBCM)

Near Brake Master Cylinder, at LF Wheelhousing

Antilock Brake System Component Views in ABS Systems

Antilock Brake System Connector End Views in ABS Systems

Electronic Variable Orifice (EVO)/Passlock Module

Under the center of the IP

Theft Deterrent System Component Views in Theft Detterent

Theft Deterrent System Connector End Views in Theft Detterent

Endgate Identification Lamps

On the center and the bottom of the endgate

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Engine Shutoff Solenoid

Top left center of the engine

Engine Controls Component Views in Engine Controls

Engine Controls Connector End Views in Engine Controls

Evaporative Emissions Canister Purge Solenoid

At top RH of Engine

Engine Controls Component Views in Engine Controls

Engine Controls Connector End Views in Engine Controls

Evaporative Emissions Canister Vent

LF of EBCM, near Brake Master Cylinder, at LF Wheelhousing

Engine Controls Component Views in Engine Controls

--

Exhaust Gas Recirculation (EGR) Boost Solenoid (Diesel)

Top LH center of Engine, above Valve Cover

Engine Controls Component Views in Engine Controls

Engine Controls Connector End Views in Engine Controls

Exhaust Pressure Regulator (EGR) PWM Valve Solenoid

Top of Engine

Engine Controls Component Views in Engine Controls

Engine Controls Connector End Views in Engine Controls

Exhaust Pressure Regulator (EGR) Solenoid

Top LH center of engine, above Valve Cover

Engine Controls Component Views in Engine Controls

Engine Controls Connector End Views in Engine Controls

Fog Lamp Switch

On the center of the IP, to the right of the steering column shift lever

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Fog Lamp, Left Side

At the left lower edge of the front bumper and the air deflector

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Fog Lamp, Right Side

At the right lower edge of the front bumper and the air deflector

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Front Axle Actuator

RF of Front Drive Axle

Transfer Case Control Component Views in Transfer Case Controls

Transfer Case Control Connector End Views in Transfer Case Controls

Fuel Gauge Sender

In Fuel Tank

Instrument Panel, Gages, and Console Component Views in Instrument Panel, Gauges and Console

Instrument Panel, Gages, and Console Connector End Views in Instrument Panel, Gauges and Console

Fuel Gauge Sender, Secondary

In Auxiliary Fuel Tank

Instrument Panel, Gages, and Console Component Views in Instrument Panel, Gauges and Console

Instrument Panel, Gages, and Console Connector End Views in Instrument Panel, Gauges and Console

Fuel Heater (Diesel)

Top rear of Engine in the fuel filter assembly

Engine Controls Component Views in Engine Controls

Engine Controls Connector End Views in Engine Controls

Fuel Injectors (5.0L, 5.7L, 7.4L)

In Intake Manifold

Engine Controls Component Views in Engine Controls

Engine Controls Connector End Views in Engine Controls

Fuel Pump (Diesel)

Inside LH Frame Rail, below LF Door

Engine Controls Component Views in Engine Controls

Engine Controls Connector End Views in Engine Controls

Fuel Pump, Secondary (Diesel)

In Auxiliary Fuel Tank

Engine Controls Component Views in Engine Controls

Engine Controls Connector End Views in Engine Controls

Fuel Pump and Sender

In Fuel Tank

Engine Controls Component Views in Engine Controls

Engine Controls Connector End Views in Engine Controls

Fuel Pump Balance Module

Inside LH Frame Rail, near Transmission Crossmember

Instrument Panel, Gages, and Console Component Views in Instrument Panel, Gauges and Console

Instrument Panel, Gages, and Console Connector End Views in Instrument Panel, Gauges and Console

Fuel Pump Balance Relay

On Fuel Pump Balance Module, inside LH Frame Rail, near Transmission Crossmember

Instrument Panel, Gages, and Console Component Views in Instrument Panel, Gauges and Console

Instrument Panel, Gages, and Console Connector End Views in Instrument Panel, Gauges and Console

Fuel Pump Relay

In Underhood Fuse-Relay Center, LR of Engine Compartment, on Fender

Engine Controls Component Views in Engine Controls

Engine Controls Connector End Views in Engine Controls

Fuel Solenoid

--

Engine Controls Component Views in Engine Controls

Engine Controls Connector End Views in Engine Controls

Fusible Link

Molded into the battery positive connector

Power and Grounding Component Views

Power and Grounding Connector End Views

Garage Door Opener

In the overhead console

Garage Door Opener Component Views in Garage Door Opener

Garage Door Opener Connector End Views in Garage Door Opener

Generator

LH Front of Engine

Engine Electrical Component Views in Engine Electrical

Engine Electrical Connector End Views in Engine Electrical

Glow Plug Controller

LR of Engine, near Bulkhead

Engine Controls Component Views in Engine Controls

Engine Controls Connector End Views in Engine Controls

Glow Plug Relay

LR of Engine, near Bulkhead

Engine Controls Component Views in Engine Controls

Engine Controls Connector End Views in Engine Controls

Headlamp and Panel Dimmer Switch

Lower Left side of the IP

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Headlamp, High Beam (Composite), Left Side

On the left front of the vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Headlamp, High Beam (Composite), Right Side

On the right front of the vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Headlamp, High/Low Beam, Left Side

On the left front of the vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Headlamp, High/Low Beam, Right Side

On the right front of the vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Headlamp, Low Beam (Composite), Left Side

On the left front of the vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Headlamp, Low Beam (Composite), Right Side

On the right front of the vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Heated Mirror Relay

Left side of the IP, Inside the IP Support Bracket

Power Door Systems Component Views

Power Door Systems Connector End Views

Heated Oxygen Sensor (5.0L)

Exhaust pipe, after Catalytic Converter

Engine Controls Component Views in Engine Controls

Engine Controls Connector End Views in Engine Controls

Heated Oxygen Sensor, LH Bank (5.7L/7.4L)

Left Exhaust Manifold

Engine Controls Component Views in Engine Controls

Engine Controls Connector End Views in Engine Controls

Heated Oxygen Sensor, RH Bank (5.7L/7.4L)

Right Exhaust Manifold

Engine Controls Component Views in Engine Controls

Engine Controls Connector End Views in Engine Controls

Heated Seat Element, LF

Inside the Left Front Seat Cushion

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Heated Seat Element, RF

Inside the Right Front Seat Cushion

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Heated Seat Module LF

Under the LF power seat

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Heated Seat Module, RF

Under the RF power seat

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Heated Seat Switch, LF

At the LF of the LF power seat

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Heated Seat Switch, RF

At the RF of the RF power seat

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Heated Seat Temperature Sensor, LF

Inside the Left Front Seat Cushion

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Heated Seat Temperature Sensor, RF

Inside the Right Front Seat Cushion

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Horn Relay

In the Underhood Fuse Relay Center

Horn Component Views in Horns

Horn Connector End Views in Horns

Horn, Left

At the front of the vehicle

Horn Component Views in Horns

Horn Connector End Views in Horns

Horn, Right

At the front of the vehicle

Horn Component Views in Horns

Horn Connector End Views in Horns

HVAC Control Lamp

Part of the heater controls, in the center of the IP, under the radio

HVAC Component Views in HVAC Systems with Manual-A/C

HVAC Connector End Views in HVAC Systems with Manual-A/C

HVAC Control Module

Part of the heater controls, in the center of the IP, under the radio

HVAC Component Views in HVAC Systems with Manual-A/C

HVAC Connector End Views in HVAC Systems with Manual-A/C

HVAC Control Switch

Right of the IP on the dash

HVAC Component Views in HVAC Systems with Manual-A/C

HVAC Connector End Views in HVAC Systems with Manual-A/C

Ignition Coil

RR of Engine

Engine Controls Component Views in Engine Controls

Engine Controls Connector End Views in Engine Controls

Ignition Control Module

RR of Engine

Engine Controls Component Views in Engine Controls

Engine Controls Connector End Views in Engine Controls

Ignition Switch

IP Steering Column, under Lock Cylinder

Standard Wheel/Column Component Views in Steering Systems

Standard Wheel/Column Connector End Views in Steering Systems

Inflatable Restraint Front End Discriminating Sensor

Under front outside center of Radiator

SIR Component Views in SIR

SIR Connector End Views in SIR

Inflatable Restraint IP Module

RH of IP, above IP Compartment Box

SIR Component Views in SIR

SIR Connector End Views in SIR

Inflatable Restraint IP Module Switch (Pickup)

Center of IP

SIR Component Views in SIR

SIR Connector End Views in SIR

Inflatable Restraint Sensing and Diagnostic Module (SDM)

Under Carpet Beneath Drivers Seat

SIR Component Views in SIR

SIR Connector End Views in SIR

Instrument Cluster

On the upper left end of the IP, above the steering column

Instrument Panel, Gages, and Console Component Views in Instrument Panel, Guages and Console

Instrument Panel, Gages, and Console Connector End Views in Instrument Panel, Guages and Console

Interior Lamp Control Module

Under the center of the IP

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

IP Compartment Box Lamp

In the IP compartment box

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

IP Fuse Block

To the left of the IP, near the left front door jamb switch

Power and Grounding Component Views

Power and Grounding Connector End Views

Key-In Warning Buzzer Switch

In the steering column

Instrument Panel, Gages, and Console Component Views in Instrument Panel, Guages and Console

Instrument Panel, Gages, and Console Connector End Views in Instrument Panel, Guages and Console

License Lamps, Left and Right Side

At the rear of the vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Liftgate Defogger Grid

On the liftgate glass

Stationary Windows Component Views in Stationary Windows

Stationary Windows Connector End Views in Stationary Windows

Liftgate Release Relay

Right center of liftgate

Power Door Systems Component Views

Power Door Systems Connector End Views

Liftgate Release Switch

In the center of the IP, to the left of the radio

Power Door Systems Component Views

Power Door Systems Connector End Views

Low Coolant Level Indicator Module (Diesel)

Under center of IP

Engine Controls Component Views in Engine Controls

Engine Controls Connector End Views in Engine Controls

Low Coolant Level Sensor (Diesel)

In Coolant Reservoir, RH of Engine Compartment

Engine Controls Component Views in Engine Controls

Engine Controls Connector End Views in Engine Controls

Manifold Absolute Pressure (MAP) Sensor (Diesel)

On Bulkhead, RH of Steering Column

Engine Controls Component Views in Engine Controls

Engine Controls Connector End Views in Engine Controls

Marker Lamps, Roof

Across the top front of the roof

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Mass Air Flow (MAF) Sensor

At Air Intake Duct, near Air Filter, RH of Engine

Engine Controls Component Views in Engine Controls

Engine Controls Connector End Views in Engine Controls

Mega Fuse Block

In the RF of the vehicle

Power and Grounding Component Views

Power and Grounding Connector End Views

Mode Door Motor

Under the IP, on the left side of the HVAC plenum

HVAC Component Views in HVAC Systems with Manual-A/C

HVAC Connector End Views in HVAC Systems with Manual-A/C

Park/Turn Lamp, LF

At the LF corner of the vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Park /Turn Lamp, RF

At the LF corner of the vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Park/Neutral Position (PNP) Switch

At LH center of Transmission

Automatic Transmission Electronic Component Views in Transmissions

Automatic Transmission Internal Connector End Views in Transmissions

Power Amplifier

Under the left of the IP, right of the brake pedal bracket

Entertainment Component Views in Entertainment

Entertainment Connector End Views in Entertainment

Power Amplifier Relay

Under the left of the IP, right of the brake pedal bracket

Entertainment Component Views in Entertainment

Entertainment Connector End Views in Entertainment

Power Outside Rearview Mirror, LH

Outside Left Front Door

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Power Outside Rearview Mirror Motor, LH

On the LF door, near the center of the A Pillar

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Power Outside Rearview Mirror Switch

Drivers Door Panel, below the inside door handle

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Power Seat Adjuster Switch LH

In the LF seat, on the bottom, mounted to the frame

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Power Seat Adjuster Switch, RH

In the RF seat, on the bottom, mounted to the frame

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Power Seat Lumbar Motor, Left Front

Under the left front seat, mounted to the seat frame

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Power Seat Lumbar Motor, Right Front

Under the right front seat, mounted to the seat frame

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Power Seat Lumbar Switch, Left Front

On the lower left front of the left front seat

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Power Seat Lumbar Switch, Right Front

On the lower right front of the right front seat

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Powertrain Control Module (PCM) (Diesel)

Under RH end of IP, above Blower Motor, behind IP Compartment Box

Engine Controls Component Views in Engine Controls

Powertrain Control Module Connector End Views in Engine Controls

Power Window Master Switch

On the left front door, below the inside door handle

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Power Window Switch, Left Rear

On the left front door trim panel, below the inside door handle

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Power Window Switch, Right Front

On the right front door trim panel, below the inside door handle

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Power Window Switch, Right Rear

On the right rear door, below the inside door handle

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Radio

In the center of the IP

Entertainment Component Views in Entertainment

Entertainment Connector End Views in Entertainment

Reading Lamps, Overhead Console

Near the windshield centerline

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Recirculation Door Motor

Under the IP, on the HVAC plenum

HVAC Component Views in HVAC Systems with Manual-A/C

HVAC Connector End Views in HVAC Systems with Manual-A/C

Remote Battery Stud

Part of the underhood fuse-relay center, in the left rear side of the engine compartment, on the fender

Power and Grounding Component Views

Power and Grounding Connector End Views

Remote Control Door Lock Receiver

Under the IP, inside the right of the right steering column support bracket

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Seat Belt Switch, LF

Inside the Left Front Seat Belt Buckle

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Seat Belt Switch, LR

Inside the Left Rear Seat Belt Buckle

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Seat Belt Switch, RF

Inside the Right Front Seat Belt Buckle

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Seat Belt Switch, RR

Inside the Right Rear Seat Belt Buckle

Power Seat Component Views in Seats

Power Seat Connector End Views in Seats

Selectable Four-Wheel Drive (S4WD) Indicator Lamp

Part of the transfer case selector lever

--

Transfer Case Control Connector End Views in Transfer Case Controls

Spare Power Source (Convenience Center)

Under the left side of the IP, on the bulkhead

Power and Grounding Component Views

Power and Grounding Connector End Views

Spotlamp Relay (Z56)

Behind the IP, near the convenience center

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Spotlamp (Z56), Left Side

Mounted in the left side A pillar, near the windshield

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Spotlamp (Z56), Right Side

Mounted in the right side A pillar, near the windshield

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Starter Motor

Lower RR of Engine

Engine Electrical Component Views in Engine Electrical

Engine Electrical Connector End Views in Engine Electrical

Starter Motor Solenoid

On Starter Motor

Engine Electrical Component Views in Engine Electrical

Engine Electrical Connector End Views in Engine Electrical

Starter Relay

In Underhood Fuse-Relay Center, LR of Engine Compartment, on Fender

Engine Electrical Component Views in Engine Electrical

Engine Electrical Connector End Views in Engine Electrical

Stoplamp Switch

On the top of the brake pedal

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Sunshade Mirror Lamp, Left Side

Part of the left side sunvisor

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Sunshade Mirror Lamp, Right Side

Part of the right side sunvisor

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Tail/Stop Turn Lamp (Cab Chassis), Left Rear

On the left rear corner of the vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Tail/Stop Turn Lamp (Pickup/Utility), Left Rear

On the right rear corner of the vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Tail/Stop Turn Lamp (Cab Chassis), Right Rear

On the right rear corner of the vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Tail/Stop Turn Lamp (Pickup/Utility), Right Rear

On the left rear corner of the vehicle

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Temperature Door Motor

Under the IP, on the center of the HVAC plenum

HVAC Component Views in HVAC Systems with Manual-A/C

HVAC Connector End Views in HVAC Systems with Manual-A/C

Transfer Case Control Module (TCCM) (Selectable 4WD)

Under IP, near the convenience center

--

Transfer Case Control Connector End Views in Transfer Case Controls

Transfer Case Mode Selector Illumination Lamp

In Transfer Case Select Switch

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Transfer Case Relay

RR of Engine Compartment, near center of Bulkhead

--

Transfer Case Control Connector End Views in Transfer Case Controls

Transfer Case Select Switch

Center of IP, RH of Steering Column Shift Lever

--

Transfer Case Control Connector End Views in Transfer Case Controls

Transfer Case Shift Control Module, Connector C1 (Auto 4WD)

Under LH of IP, near Convenience Center

Transfer Case Control Component Views in Transfer Case Controls

Transfer Case Control Connector End Views in Transfer Case Controls

Transfer Case Shift Control Module, Connector C2 (Auto 4WD)

Under LH of IP, near Convenience Center

Transfer Case Control Component Views in Transfer Case Controls

Transfer Case Control Connector End Views in Transfer Case Controls

Turn/Hazard Switch

Part of the multifunction switch, on the upper left side of the steering column

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Underhood Fuse Block

In the left rear side of the engine compartment, on the fender

Power and Grounding Component Views

Power and Grounding Connector End Views

Underhood Lamp

Under the right side of the hood

Lighting Systems Component Views in Lighting Systems

Lighting Systems Connector End Views in Lighting Systems

Vehicle Control Module (VCM) (Gas)

Engine Compartment, near EBCM

Engine Controls Component Views in Engine Controls

VCM Connector End Views in Engine Controls

Water-in-Fuel Sensor (Diesel)

Top near of Engine

Engine Controls Component Views in Engine Controls

Engine Controls Connector End Views in Engine Controls

Water Valve (4-Door Utility/Suburban)

In the engine compartment, right rear of the inner fender

HVAC Component Views in HVAC Systems with Manual-A/C

HVAC Connector End Views in HVAC Systems with Manual-A/C

Window Defogger Grid, Rear

On the rear window

Stationary Windows Component Views in Stationary Windows

Stationary Windows Connector End Views in Stationary Windows

Window Lockout Switch, Rear

On the left front door, below the inside door handle, part of the power window master switch

Power Door Systems Component Views in Doors

Power Door Systems Connector End Views in Doors

Window Washer Pump Motor, Rear

In the washer reservoir, right front of the vehicle, behind the support

Wiper/Washer Component Views in Wiper/Washer Systems

Wiper/Washer Connector End Views in Wiper/Washer Systems

Window Wiper Motor Module, Rear

On the lower liftgate glass

Wiper/Washer Component Views in Wiper/Washer Systems

Wiper/Washer Connector End Views in Wiper/Washer Systems

Windshield Washer Pump Motor, Front

At the washer reservoir, left rear of the radiator support bracket

Wiper/Washer Component Views in Wiper/Washer Systems

Wiper/Washer Connector End Views in Wiper/Washer Systems

Window Wiper/Washer Switch, Rear

Center of the IP, right of the radio

Wiper/Washer Component Views in Wiper/Washer Systems

Wiper/Washer Connector End Views in Wiper/Washer Systems

Windshield Wiper Motor Module, Front

At the center and rear of the engine compartment, at the bulkhead

Wiper/Washer Component Views in Wiper/Washer Systems

Wiper/Washer Connector End Views in Wiper/Washer Systems

Windshield Wiper/Washer Switch

At the steering column, part of the multifunction lever

Wiper/Washer Component Views in Wiper/Washer Systems

Wiper/Washer Connector End Views in Wiper/Washer Systems

C100

Part of the engine harness to IP harness, in the left rear side of the engine compartment, at the bulkhead

Harness Routing Views

Inline Harness Connector End Views

C103

Part of the engine harness to fuel pump motor, in the left rear side of the engine compartment, under the brake master cylinder

Harness Routing Views

Inline Harness Connector End Views

C105 (7.4L)

Part of the engine harness to fuel injectors, at the rear of the intake manifold

Harness Routing Views

Inline Harness Connector End Views

C107

Part of engine harness to oxygen sensors harness, on the left front of the transmission

Harness Routing Views

Inline Harness Connector End Views

C109

Part of the auxiliary power center harness to fused battery harness, in the left side of the engine compartment, near C100

Harness Routing Views

Inline Harness Connector End Views

C110

IP harness to FWA lamps harness, LR of engine compartment, near C102

Harness Routing Views

Inline Harness Connector End Views

C112 (Diesel)

Part of the engine harness to engine sensors, center rear of the engine

Harness Routing Views

Inline Harness Connector End Views

C116

In the left rear of the vehicle, near the core support

Harness Routing Views

Inline Harness Connector End Views

C120

Part of the engine harness to front axle actuator, in the rear of the engine, near the transmission

Harness Routing Views

Inline Harness Connector End Views

C122 (M30)

On the right side of the transmission

Harness Routing Views

Inline Harness Connector End Views

C122 (MT1)

On the left side of the transmission

Harness Routing Views

Inline Harness Connector End Views

C131

IP harness, Inline to Active Transfer Case Control harness

Harness Routing Views

Inline Harness Connector End Views

C200

Behind the right side of the IP, near the heater motor, in foam wrap

Harness Routing Views

Inline Harness Connector End Views

C203

Behind the right side of the IP, near the heater motor, in foam wrap

Harness Routing Views

Inline Harness Connector End Views

C205

At the convenience center

Harness Routing Views

Inline Harness Connector End Views

C206

Inside the lower left side A pillar

Harness Routing Views

Inline Harness Connector End Views

C207

Inside the lower left side A pillar

Harness Routing Views

Inline Harness Connector End Views

C208

Inside the lower left side A pillar

Harness Routing Views

Inline Harness Connector End Views

C209

Inside the lower left side A pillar

Harness Routing Views

Inline Harness Connector End Views

C210

At the convenience center

Harness Routing Views

Inline Harness Connector End Views

C211

Under the left front seat

Harness Routing Views

Inline Harness Connector End Views

C212

Under the left front seat

Harness Routing Views

Inline Harness Connector End Views

C213

Inside the lower right side A pillar

Harness Routing Views

Inline Harness Connector End Views

C215

Inside the lower right side A pillar

Harness Routing Views

Inline Harness Connector End Views

C216

Inside the lower right side A pillar

Harness Routing Views

Inline Harness Connector End Views

C227 (Stoplamp Switch)

IP harness, Inline to the Stoplamp Switch

Harness Routing Views

Inline Harness Connector End Views

C228

Part of the crossbody harness to the right front seat belt switch, under the right front seat

Harness Routing Views

Inline Harness Connector End Views

C229

Part of the crossbody harness to the right front power seat, under the right front seat

Harness Routing Views

Inline Harness Connector End Views

C230

Behind the right side of the IP, above the HVAC evaporator housing

Harness Routing Views

Inline Harness Connector End Views

C232

Part of the IP harness to SIR harness, behind the right side of the IP

Harness Routing Views

Inline Harness Connector End Views

C235

Part of the auxiliary power center harness to fused battery harness, on the left side of the IP, near P100

Harness Routing Views

Inline Harness Connector End Views

C236

In the left front seat harness, approx. 30 cm (12 in)

Harness Routing Views

Inline Harness Connector End Views

C237

In the right front seat harness, approx. 30 cm (12 in)

Harness Routing Views

Inline Harness Connector End Views

C238 (Z56)

Inline to roof harness

Harness Routing Views

Inline Harness Connector End Views

C239

Behind RH of I/P, near heater motor

Harness Routing Views

Inline Harness Connector End Views

C240

Inline to Right Hand Power Seat harness

Harness Routing Views

Inline Harness Connector End Views

C243

Part of the crossbody harness

Harness Routing Views

Inline Harness Connector End Views

C245 (Z56)

IP harness to Auxiliary Fuse Panel harness, breaks out from the EVO/Passlock breakout

Harness Routing Views

Inline Harness Connector End Views

C266

Part of the IP harness to steering column harness, to the left side of the steering column, near the bulkhead

Harness Routing Views

Inline Harness Connector End Views

C267

In the Right Front Seat harness

Harness Routing Views

Inline Harness Connector End Views

C271

IP harness to Roof Lamp & Mirror harness

Harness Routing Views

Inline Harness Connector End Views

C272 (Z56 Police Package)

Inline to spotlamps

Harness Routing Views

Inline Harness Connector End Views

C280

At the convenience center

Harness Routing Views

Inline Harness Connector End Views

C298

Behind the left side of the IP, near the convenience center

Harness Routing Views

Inline Harness Connector End Views

C299

Behind RH of IP, above HVAC evaporator, housing

Harness Routing Views

Inline Harness Connector End Views

C300

In the overhead console

Harness Routing Views

Inline Harness Connector End Views

C301

At the left front kick panel

Harness Routing Views

Inline Harness Connector End Views

C302

At the LF kick panel

Harness Routing Views

Inline Harness Connector End Views

C307

Front to Rear harness, Inline to the Overhead Console harness

Harness Routing Views

Inline Harness Connector End Views

C310

RH heated seat harness to Crossbody harness

Harness Routing Views

Inline Harness Connector End Views

C311

LH heated seat harness to Crossbody harness

Harness Routing Views

Inline Harness Connector End Views

C400

At the right rear of the vehicle, above the auxiliary blower motor

Harness Routing Views

Inline Harness Connector End Views

C401

At the right rear of the vehicle, above the auxiliary blower motor

Harness Routing Views

Inline Harness Connector End Views

C402

At the top, center rear of the vehicle

Harness Routing Views

Inline Harness Connector End Views

C404

Inside the endgate near the liftgate release motor

Harness Routing Views

Inline Harness Connector End Views

C405

Top of the right side D pillar

Harness Routing Views

Inline Harness Connector End Views

C406

Top of the right side D pillar

Harness Routing Views

Inline Harness Connector End Views

C407 (Pickup)

Below the left rear edge of the bed

Harness Routing Views

Inline Harness Connector End Views

C407 (Suburban/Utility)

Lower center outside of the endgate

Harness Routing Views

Inline Harness Connector End Views

C408 (Pickup/Cab)

Below the center rear edge of the bed

Harness Routing Views

Inline Harness Connector End Views

C411 (Pickup)

Crossbody harness, Inline to Rear Cargo Lamp harness

Harness Routing Views

Inline Harness Connector End Views

C496

In the right side B pillar

Harness Routing Views

Inline Harness Connector End Views

C498

In the left side B pillar

Harness Routing Views

Inline Harness Connector End Views

D104 (4.3L, 5.0L, 5.7L)

Part of the engine harness, approximately 20 cm (8 in) from the A/C compressor clutch connector

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--

D104 (6.5L)

Part of the engine harness, approximately 28 cm (11 in) from the A/C compressor clutch connector

--

--

D104 (7.4L)

Part of the engine harness, approximately 17 cm (6.5 in) from the A/C compressor clutch connector

--

--

D203

Part of the IP harness, at the right side of the steering column support

--

--

G101

On the sheet metal at the right front wheelhousing

Power and Grounding Component Views

--

G102 (Diesel)

On the left front side of the intake manifold

Power and Grounding Component Views

--

G103 (Gas)

On the right front side of the engine, near the thermostat housing

Power and Grounding Component Views

--

G104 (5.0L/5.7L)

Backside of the right cylinder head

Power and Grounding Component Views

--

G104 (6.5L)

Top rear of the right cylinder head

Power and Grounding Component Views

--

G104 (7.4L)

Backside of the engine block, below the right cylinder head

Power and Grounding Component Views

--

G105 (Gas)

On the right front side of the engine block

Power and Grounding Component Views

--

G105 (Diesel)

Right Rear of the cylinder head, cylinder #7 intake bolt

Power and Grounding Component Views

--

G108

Top Center of the bulkhead

Power and Grounding Component Views

--

G110

In the right rear of the engine compartment, below the heater lines

Power and Grounding Component Views

--

G111

On the right rear side of the engine

Power and Grounding Component Views

--

G113

On the radiator support, near the left side headlamp

Power and Grounding Component Views

--

G115 (NC1)

At the AIR pump ground, mounted on the frame rail

Power and Grounding Component Views

--

G200

Behind the left side of the IP, below the fuse block, on the tie bar

Power and Grounding Component Views

--

G201

Behind the left side of the IP, below the fuse block, on the tie bar

Power and Grounding Component Views

--

G202

On the right side of the instrument panel, mounted to the HVAC plenum bracket

Power and Grounding Component Views

--

G300 (Extended/Crew Cab)

Halfway up the right side of the C pillar

Power and Grounding Component Views

--

G400 (Utility/Suburban)

On the right side B pillar, near the door striker

Power and Grounding Component Views

--

G401

At the rear of the left side frame rail, behind the bumper

Power and Grounding Component Views

--

G404

Inside the left side frame rail, near the rear crossmember

Power and Grounding Component Views

--

P100

In the left rear side of the engine compartment, at the bulkhead, above C100

Harness Routing Views

--

P101

In the right rear side of the engine compartment, at the bulkhead

Harness Routing Views

--

P400

On the top rear of the body, at the right side liftgate hinge

Harness Routing Views

--

P500

At the left front door

Harness Routing Views

--

P600

At the right front door

Harness Routing Views

--

S101 (Gas)

Engine harness approx. 12 cm (5.5 in) from EBCM harness breakout, in the Underhood Fuse Relay Center harness breakout

--

--

S101 (Diesel)

Engine harness approx. 6.5 cm (2.5 in) from EBCM harness breakout into the PCM harness

--

--

S103 (5.0L, 5.7L)

Engine harness, approx. 8 cm (3 in) from EGR valve breakout, toward taillamp harness breakout

--

--

S103 (6.5L)

Engine harness, approx. 12 cm (4.7 in) from starter solenoid breakout, towards the Underhood Lamp harness breakout

--

--

S103 (7.4L - A/T)

Engine harness, approx. 8 cm (3 in) from the EGR Valve harness breakout, towards the Ignition Coil harness breakout

--

--

S103 (7.4L - M/T)

Engine Harness, approx. 4 cm (1.5 in) from the Fuel Injector harness breakout, towards the Taillamp harness breakout

--

--

S104 (5.0L - A/T, 5.7L - M/T)

Engine Harness, approx. 12 cm (4.7 in) into the fuel Injector breakout

--

--

S104 (7.4L)

Engine harness, approx. 30 cm (11.8 in) from EBCM breakout, towards C200

--

--

S107 (4.3L, 5.0L, 5.7L)

Engine harness, approx. 20 cm (8 in) from EGR valve breakout, toward taillamp harness breakout

--

--

S107 (6.5L, HD)

Engine harness, approx. 40 cm (15 in) from EBCM breakout, toward Transmission harness breakout

--

--

S107 (7.4L)

Engine harness, approx. 18 cm (7 in) from EBCM breakout, toward tthe EGR harness breakout

--

--

S108 (Gas)

Engine harness, approx. 12 cm (4.5 in) from ignition coil breakout, toward starter solenoid

--

--

S108 (Diesel)

Engine harness, approx. 6 cm (2.5 in) from Transmission harness breakout, towards the PCM

--

--

S110 (5.0L, 5.7L)

Engine harness, approx. 23 cm (9 in) from EBCM breakout, toward taillamp harness

--

--

S110 (6.5L)

Engine harness, approx. 4 cm (1.5 in) from the EBCM breakout, towards the Taillamp harness breakout

--

--

S110 (7.4L-A/T)

Engine harness, approx. 26 cm (10 in) from EBCM breakout, near taillamp harness breakout

--

--

S112 (6.5L)

Engine jumper harness, approx. 9 cm (3.5 in) from oil pressure sensor breakout, towards C112

--

--

S113

Engine harness, approx. 19 cm (7.5 in) from EBCM breakout, into the Underhood Fuse Relay Center harness

--

--

S115 (6.5L)

Engine jumper harness, approx. 5 cm (2 in) from oil pressure sensor breakout

--

--

S123

Forward lamps harness, approx. 23 cm (9 in) from LH park lamp breakout, toward windshield washer pump

--

--

S128

Forward lamps harness, approx. 5 cm (2 in) from RH headlamp breakout, toward G112

--

--

S129

Engine jumper harness, approx. 43 cm (17 in) from oil pressure sensor breakout

--

--

S146 (7.4L)

Engine harness, approx. 22 cm (8.5 in) into the Underhood Fuse Relay Center harness

--

--

S147 (Gas)

Engine harness, approx. 5 cm (2 in) from EGR valve breakout, toward taillamp harness breakout

--

--

S147 (Diesel)

Engine harness, approx. 4 cm (1.5 in) from starter motor solenoid breakout

--

--

S148 (w/LeadedFuel)

Oxygen Sensor Harness, approx. 7 cm (2.5 in) from RH bank oxygen sensor breakout, toward engine harness

--

--

S148 (w/o Leaded Fuel)

Approx. 19 cm (7.5 in) into oxygen sensor harness

--

--

S149 (w/o Leaded Fuel)

Oxygen sensor harness, approx. 7 cm (2.5 in) from RH bank oxygen sensor breakout, toward LH bank oxygen sensor

--

--

S151

Engine Harness, approx. 7 cm (2.5 in) inside EBCM harness breakout

--

--

S154 (7.4L)

Left Bank Fuel Injector harness

--

--

S155 (7.4L)

Right Bank Fuel Injector harness

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--

S156 (4.3L, 5.0L - M/T, 5.7L - M/T, 7.4L - M/T)

Engine harness, approx. 16 cm (6 in) from VSS connector

--

--

S156 (5.0L, 5.7L - A/T, HD)

Engine harness, approx. 12 cm (4.5 in) from VSS connector

--

--

S156 (5.0L, 5.7L - A/T, LD)

Engine harness, approx. 20 cm (8 in) from VSS connector

--

--

S156 (7.4L - A/T)

Engine harness, approx. 13 cm (5 in) from VSS connector

--

--

S158

In washer pump jumper harness

--

--

S161

Engine harness, approx. 8 cm (3 in) from EGR valve breakout, toward fuel injector harness breakout

--

--

S162 (4.3L, 5.0L, 5.7L )

Engine harness, approx. 17 cm (6.5 in) from starter solenoid breakout, toward LH oxygen sensor breakout

--

--

S162 (7.4L)

Engine harness, approx. 15 cm (6 in) from RH bank oxygen sensor breakout, toward starter solenoid breakout

--

--

S167 (All Except Z56, Police Package)

Engine harness, approx. 18 cm (7 in) from G115

--

--

S167 (Z56 Police Package Only)

Battery harness, approx. 35 cm (13.5 in) from C121

--

--

S168 (Z56, Police Package Only)

Battery harness, approx. 25 cm (10 in) from C121

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--

S185

At Diode D104

--

--

S186

At Diode D104

--

--

S192

4WD Indicator harness, approx. 10 cm (4 in) from the ABS harness breakout, towards the Front-Axle Acuator

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--

S200

IP harness, approx. 10 cm (4 in) from steering column harness breakout

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--

S201

IP harness, approx. 8 cm (3 in) from steering column harness breakout, toward the Steering Column

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--

S204

IP harness, approx. 10 cm (4 in) from C100, towards Data Link Connector (DLC)

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--

S205

IP harness, approx. 12 cm (4.5 in) from steering column harness breakout

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--

S206

IP harness, approx. 6 cm (2.5 in) from steering column harness breakout, toward the Steering Column

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--

S207

IP harness, approx. 12 cm (4.5 in) from steering column harness breakout, toward the Steering Column

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--

S212

IP harness, approx. 8 cm (3 in) from inflatable restraint switch breakout

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--

S213

IP harness, approx. 4 cm (1.5 in) from steering column harness breakout, towards the DLC

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--

S215

IP harness, approx. 8 cm (3 in) from instrument cluster breakout, toward radio connectors breakout

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--

S217

IP harness, approx. 16 cm (6 in) from instrument cluster harness breakout, toward radio connectors breakout

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--

S218

IP harness, approx. 16 cm (6 in) from inflatable restraint switch breakout

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--

S233

Crossbody harness, approx. 25 cm (10 in) from LH Power Seat harness breakout

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--

S235

IP harness, approx. 4 cm (1.5 in) from steering column harness breakout, C100

--

--

S236

IP harness, approx. 10 cm (4 in) into steering column harness towards the Steering Column

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--

S237

RF seat harness, approx. 4 cm (1.5 in) from power seat lumbar switch breakout

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--

S238

Crossbody harness, approx. 26 cm (10 in) into the LH Seat harness breakout

--

--

S242

IP harness, approx. 12 cm (4.5 in) from inflatable restraint switch breakout, towards the Auxiliary Power Connectors

--

--

S243

HVAC Harness, approx. 4 cm (1.5 in) from recirculation door breakout, toward blower motor relay

--

--

S244

HVAC Harness, approx. 8 cm (3 in) from recirculation door breakout, toward high blower motor relay

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--

S248

Crossbody harness, approx. 35 cm (13 in) before the LF door harness breakout, from C301

--

--

S251

Crossbody harness, approx. 13 cm (5 in) from LF Door harness breakout, toward IP harness breakout

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S254 (Suburban/Utility)

Crossbody harness, approx. 12 cm (4.5 in) from C210 breakout, toward power amplifier breakout

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S255

Crossbody Harness, approx. 20 cm (8 in) from C210 breakout, toward the LH Seat harness breakout

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S256 (Pickup/Extended Cab)

Crossbody harness, approx. 12 cm (4.5 in) from C210 breakout, toward LH Seat harness breakout

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S256 (Utility/ Suburban)

Crossbody harness, approx. 11 cm (4 in) from C210 breakout, toward the LH Seat harness breakout

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S256 (Crew Cab)

Crossbody harness, approx. 1 cm (0.5 in) before door lock relay breakout, toward the LH Seat harness breakout

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S259

Crossbody harness, approx. 7 cm (2.5 in) into seat belt switch harness, toward C212

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S264

IP harness, approx. 4 cm (1.5 in) from instrument cluster breakout, toward radio connectors breakout

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S266 (Utility/Pickup/Extended Cab)

Crossbody harness, approx. 8 cm (3 in) from C210 breakout, toward the LH Seat harness breakout

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S268

IP harness, approx. 7 cm (2.5 in) into the HVAC Control Switch harness breakout

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S272

IP harness, approx. 4 cm (1.5 in) from auxiliary power outlet breakout

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S281

Crossbody harness approx. 70 cm (24.5 in) from RH heated seat breakout

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S283 (Z56)

Spotlamp Extension harness, approx. 35 cm (13.5 in) from C272 harness breakout, towards the RH Spotlight

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S288 (9L4)

Auxiliary Power harness

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S289 (9L4)

Auxiliary Power harness

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S290

IP harness, approx. 8 cm (3 in) before the radio harness breakout, from C304

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S292

IP harness, approx. 22 cm (8.5 in) before the radio harness breakout, from C304

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S298

IP harness, approx. 24 cm (9.5 in) from instrument cluster breakout, toward radio breakout

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S299

IP harness, approx. 4 cm (1.5 in) into the steering column harness breakout, toward C266

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S300 (w/Bench Seat)

Lumbar Seat harness

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S302

Selectable 4WD harness, approx. 10 cm (4 in) from the Tranfer Case Relay breakout, toward the Front Axle Switch

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S303

Power lumbar seat jumper, approx. 20 cm (8 in) from RH power seat breakout, toward C299

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S304 (4-Door Utility/Suburban)

Rear HVAC control harness, approx. 31 cm (12 in) from auxiliary HVAC control logic module breakout, toward front auxiliary HVAC control module

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S307 (4-Door Utility/Suburban)

Rear HVAC control harness, approx. 10 cm (4 in) from auxiliary HVAC control logic module breakout, toward front auxiliary HVAC control module

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S308 (4-Door Utility/Suburban)

Rear HVAC control harness, approx. 5 cm (2 in) from auxiliary HVAC control logic module breakout, toward rear auxiliary HVAC control module

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S312

Illuminated Vanity mirror jumper harness, approx. 4 cm (1.5 in) from inside rearview mirror breakout, toward LH Illuminated vanity mirror

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S315

Taillamp extension harness, approx. 40 cm (15 in) from fuel pump balance module breakout, toward engine harness

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S316

Illuminated vanity mirror jumper harness, approx. 8 cm (3 in) toward LH illuminated vanity mirror

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S317

Taillamp extension harness, approx. 10 cm (4 in) from fuel pump and sender breakout, toward engine harness

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S318

Taillamp extension harness, approx. 10 cm (4 in) from fuel pump balance module breakout, toward engine harness

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S319 (Gas)

Taillamp extension harness, approx. 7 cm (2.5 in) from fuel pump and sender breakout, toward balance fuel pump balance module breakout

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S324

Taillamp extension harness, approx. 10 cm (4 in) from G404 breakout, toward engine harness

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S330

Floor console harness approx. 13 cm (5 in) from LH heated seat switch breakout

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S331

Floor console harness approx. 22 cm (8.5 in) from LH heated seat switch breakout

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S332

Floor console harness approx 28 cm (11 in) from LH heated seat switch breakout

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S335

Floor console harness approx. 5 cm (2 in) from C304 harness breakout, towards the BCM

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S336

Floor console harness approx. 5 cm (2 in) from cross body incline connector harness breakout

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S337

LH rear heated 150

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S358

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S400 (w/Auxiliary A/C)

Auxiliary A/C harness, approx. 17 cm (6.5 in) from blower motor Relays, toward blower motor

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S401 (w/Auxiliary A/C)

Auxiliary A/C harness, approx. 40 cm (15 in) from blower motor relays, toward blower motor

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S401 (w/Auxiliary HVAC)

Auxiliary HVAC harness, approx. 13 cm (5 in) from blower motor relays breakout, toward blower motor

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S403 (w/Auxiliary HVAC)

Auxiliary HVAC harness, approx. 7 cm (2.5 in) from blower motor resistor breakout, toward blower motor

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S410 (2-door Utility)

Front-to-rear body harness, approx. 37 cm (14.5 in) from RR door jamb switch breakout, toward RH door speaker breakout

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S410 (4-Door Utility/Suburban)

Front-to-rear body harness, approx. 12 cm (4.5 in) from RR door speaker breakout, toward RR door jamb breakout

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S411 (Chassis Cab)

Taillamp harness, approx. 33 cm (13 in) from taillamp extension harness breakout, towards the RH Tail & Stoplamp Connector

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S411 (Fleetside)

Taillamp harness, approx. 7 cm (2.5 in) from taillamp extension harness breakout, toward LH taillamp

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S411 (Suburban/Utility/Stepside)

Taillamp harness, approx. 7 cm (2.5 in) from tailamp trailer tow harness breakout, toward RH taillamp

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S416

License lamps harness, approx. 4 cm (1.5 in) from taillamp harness breakout, toward RH license lamp

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S419

Front-to-rear body harness, approx. 13 cm (5 in) from CHMSL breakout

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S424

Front-to-rear body harness, approx. 13 cm (5 in) from CHMSL breakout

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S426 (Utility/Surburban w/o C36/C69)

Front-to-rear body harness, approx. 13 cm (5 in) from front dome lamp breakout, toward rear dome lamp breakout

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S426 (Pickup/Extended Cab w/Overhead Console)

Dome lamp harness, approx. 13 cm (5 in) from CHMSL breakout, toward C411

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S426 (CrewCab)

Dome Lamp harness, approx. 7 cm (2.5 in) from Front Dome Lamp harness breakout, toward C301

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S426 (4-Door Utility/Suburban w/ZW9/C69 & C36)

Front-to-rear body harness, approx. 62 cm (24.5 in) from rear dome lamp breakout, toward front dome lamp breakout

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S434 (2-Door Utility)

Front-to-rear body harness, approx. 7 cm (2.5 in) from front dome lamp breakout, toward crossbody harness breakout

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S434 (4-Door Utility/Suburban)

Front-to-rear body harness, approx. 20 cm (8 in) before the Rear Dome Lamp harness breakout, towards the HVAC Module

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S434 (4-Door Utility/Suburban w/o C69

Front-to-rear body harness, approx. 25 cm (10 in) into crossbody harness breakout, towards C301

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S443

In the Overhead Console harness, between the Garage Door Opener and Reading Lamps

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S500

Inside LF door harness, approx. 8 cm (3 in) from tweeter speaker breakout, toward LF window regulator

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S501

Inside LF door harness, at breakout to window motor regulator

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