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

Front of the Engine Compartment


Object Number: 1358054  Size: LF
(1)Intake Air Temperature (IAT) Mass Air Flow (MAF) Sensor
(2)Throttle Body Assembly
Figure 2:

Top of the Engine


Object Number: 1276512  Size: LF
(1)Camshaft Position (CMP) Actuator Solenoid Bank 1 Exhaust
(2)Camshaft Position (CMP) Sensor Bank 1 Exhaust
(3)Camshaft Position (CMP) Sensor Bank 1 Intake
(4)Camshaft Position (CMP) Actuator Solenoid Bank 1 Intake
(5)Manifold Absolute Pressure (MAP) Sensor
(6)C140
(7)Ignition Coil/Module 1
(8)Fuel Injector 1
(9)Ignition Coil/Module 3
(10)Fuel Injector 3
(11)Ignition Coil/Module 5
(12)Fuel Injector 5
(13)Ignition Coil/Module 7
(14)Fuel Injector 7
(15)Fuel Injector 6
(16)Starter
(17)C148
(18)Fuel Injector 8
(19)C139
(20)Ignition Coil/Module 8
(21)Ignition Coil/Module 6
(22)Ignition Coil/Module 4
(23)Fuel Injector 4
(24)Ignition Coil/Module 2
(25)Fuel Injector 2
(26)Camshaft Position (CMP) Actuator Solenoid Bank 2 Exhaust
(27)Camshaft Position (CMP) Sensor Bank 2 Exhaust
(28)Camshaft Position (CMP) Sensor Bank 2 Intake
(29)Camshaft Position (CMP) Actuator Solenoid Bank 2 Intake
(30)Evaporative Emission (EVAP) Canister Purge Valve
(31)Throttle Body Assembly
Figure 3:

Upper Center of the Engine


Object Number: 1358058  Size: LF
(1)Knock Sensor Bank 2
(2)Knock Sensor Bank 2 Connector
(3)Knock Sensor Bank 1 Connector
(4)Knock Sensor Bank 1
(5)Crankshaft Position Sensor
Figure 4:

Lower Right Rear of the Engine Compartment


Object Number: 1358047  Size: LF
(1)Transmission Control Module (TCM)
(2)Transmission Control Module (TCM) Connector
(3)Engine Control Module (ECM) Connectors
(4)Engine Control Module (ECM)
Figure 5:

Exhaust Pipes


Object Number: 1276519  Size: LF
(1)Heated Oxygen Sensor (HO2S) - Bank 2 Sensor 1
(2)Heated Oxygen Sensor (HO2S) - Bank 1 Sensor 1
(3)Heated Oxygen Sensor (HO2S) - Bank 1 Sensor 2
(4)Heated Oxygen Sensor (HO2S) - Bank 2 Sensor 2
Figure 6:

Behind Lower Left of the I/P


Object Number: 1358051  Size: LF
(1)Acceleration Pedal Position (APP) Sensor
(2)Acceleration Pedal
Figure 7:

Fuel Tanks


Object Number: 901394  Size: LF
(1)Fuel Tank - Left
(2)Fuel Pump and Sender Assembly
(3)C420
(4)Fuel Tank Pressure (FTP) Sensor
(5)Secondary Fuel Level Sender
(6)Fuel Tank - Right
(7)C460
(8)C459