GM Service Manual Online
For 1990-2009 cars only
Figure 1:

Full Engine View Left Side


Object Number: 774476  Size: LF
(1)Idle Air Control (IAC) Motor
(2)Evaporative Emissions (EVAP) Canister Purge Solenoid
(3)Fuel Injector 1
(4)Fuel Injector 3
(5)Fuel Injector 5
(6)Manifold Absolute Pressure (MAP) Sensor
(7)Fuel Injector 7
(8)Positive Crankcase Ventilation (PCV) Valve
(9)Ignition Coil 7
(10)Ignition Coil 5
(11)Ignition Coil 3
(12)Ignition Coil 1
(13)Engine Coolant Temperature (ECT) Sensor
(14)Throttle Position (TP) Sensor
(15)Throttle Body
Figure 2:

Right Side of the Engine


Object Number: 1409545  Size: LF
(1)Throttle Body
(2)Fuel Injector 2
(3)Ignition Coil 2
(4)Fuel Injector 4
(5)Ignition Coil 4
(6)C149
(7)Fuel Injector 6
(8)Ignition Coil 6
(9)Ignition Coil 8
(10)Fuel Injector 8
Figure 3:

Engine Oil Pressure (EOP) Sensor and CMP Sensor


Object Number: 774474  Size: LF
(1)Engine Oil Pressure (EOP) Sensor
(2)Camshaft Position (CMP) Sensor
(3)Camshaft Position (CMP) Sensor Connector
Figure 4:

Knock Sensors


Object Number: 198593  Size: MF
(1)Knock Sensor (KS) 1
(2)Knock Sensor (KS) 2
Figure 5:

Crankshaft Position (CKP) Sensor Location


Object Number: 222858  Size: MF
(1)CKP Mounting Bolt
(2)CKP Mounting Location
(3)Crankshaft Position (CKP) Sensor
Figure 6:

Vehicle Speed Sensor (VSS) - Transfer Case


Object Number: 1409609  Size: MF
(1)Transfer Case
(2)VSS Sensor
(3)Transfer Case Encoder Motor
Figure 7:

Throttle Actuator Control (TAC) Module


Object Number: 750162  Size: LF
(1)Throttle Actuator Control (TAC) Module
(2)Throttle Actuator Control (TAC) Connector
(3)Fuse Block - Underhood
Figure 8:

Air Induction Components


Object Number: 350034  Size: MF
(1)Clamp
(2)Air Duct
(3)Clamp
(4)Intake Air Temperature (IAT)/Mass Air Flow (MAF) Sensor
(5)Air Cleaner Assembly
(6)Air Restriction Indicator
Figure 9:

Accelerator Pedal Position (APP) Sensor Connector


Object Number: 751380  Size: MF
(1)Accelerator Pedal Position (APP) Sensor Connector
(2)Accelerator Pedal Position (APP) Sensor
Figure 10:

Heated Oxygen Sensors (HO2S) 4.8L and 5.3L


Object Number: 334918  Size: MF
(1)Bank 1 Sensor 2 HO2S
(2)Bank 1 Sensor 1 HO2S
(3)Bank 1 Sensor 1 HO2S Threaded Boss
(4)Left Bank Catalytic Convertor
(5)Bank 1 Sensor 2 HO2S Threaded Boss
(6)Bank 2 Sensor 1 HO2S Threaded Boss
(7)Right Side Frame Rail
(8)Right Bank Catalytic Convertor
(9)Bank 2 Sensor 2 HO2S Threaded Boss
(10)Bank 2 Sensor 2 HO2S
(11)Bank 2 Sensor 1 HO2S
Figure 11:

Heated Oxygen Sensors (HO2S) 6.0L


Object Number: 349194  Size: MF
(1)Bank 2 Sensor 1 HO2S
(2)Bank 1 Sensor 2 HO2S Threaded Boss
(3)Right Side Frame Rail
(4)Right Bank Catalytic Convertor
(5)Bank 2 Sensor 2 HO2S
(6)Bank 2 Sensor 2 HO2S Threaded Boss
(7)Left Bank Catalytic Convertor
(8)Bank 1 Sensor 2 HO2S
(9)Bank 1 Sensor 1 HO2S Threaded Boss
(10)Bank 1 Sensor 1 HO2S
(11)Bank 2 Sensor 1 HO2S Threaded Boss
Figure 12:

Chassis Mounted Fuel/EVAP Controls - 10 Series


Object Number: 1606459  Size: LF
(1)Fuel Pump and Sender Assembly
(2)Evaporative Emissions (EVAP) Canister Vent Solenoid
Figure 13:

Chassis Mounted Fuel/EVAP Controls - 20 Series


Object Number: 1606460  Size: LF
(1)Fuel Pump and Sender Assembly
(2)Evaporative Emissions (EVAP) Canister Vent Solenoid
Figure 14:

PCM Location


Object Number: 310796  Size: MF
(1)Powertrain Control Module (PCM)
(2)Radiator Support
(3)Left Frame Rail
(4)PCM Wire Harness Connectors