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

Front View of Engine


Object Number: 656499  Size: MF
(1)AC High Pressure Switch Connector
(2)C108
(3)C107
(4)Engine Glow Plug Relay
(5)Glow Plug Harness
(6)Engine
(7)Generator Connector
(8)AC Compressor Clutch Connector
Figure 2:

RH Engine Compartment


Object Number: 656498  Size: MF
(1)Radiator Surge Tank
(2)A/C Low Pressure Switch Connector
(3)A/C Accumulator
(4)Engine Harness
(5)Surge Tank Switch Connector
(6)Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor Connector
Figure 3:

Barometric Pressure (Baro) Sensor


Object Number: 765089  Size: MF
(1)Baro Sensor
(2)Junction Block-Battery Cable
Figure 4:

Boost Sensor


Object Number: 765100  Size: MF
(1)Boost Sensor Bracket
(2)Boost Sensor Connector
(3)Boost Sensor
Figure 5:

Crankshaft Sensor


Object Number: 765041  Size: MF
(1)Crankshaft Sensor
(2)Engine Block
Figure 6:

Camshaft Sensor


Object Number: 765039  Size: MF
(1)Camshaft Sensor
(2)Pulley
Figure 7:

Engine Coolant Temperature (ECT) Sensor


Object Number: 765094  Size: MF
(1)ECT Sensor
(2)Engine
Figure 8:

MAF/Intake Air Temperature (IAT) Sensor


Object Number: 765091  Size: MF
(1)Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor
(2)Air Cleaner Assembly
Figure 9:

Accelerator Pedal Position (APP) Sensor


Object Number: 776382  Size: MF
(1)Accelerator Pedal Position (APP) Sensor
(2)Accelerator Pedal Position (APP) Connector
Figure 10:

Fuel Injector Control Module (FICM)


Object Number: 776372  Size: MF
(1)Fuel Injector Control Module (FICM)
Figure 11:

Fuel Pump


Object Number: 776392  Size: MF
(1)Fuel Pump
Figure 12:

Engine Control Module (ECM)


Object Number: 776369  Size: MF
(1)Engine Control Module (ECM)
(2)Engine Control Module (ECM) Connectors
Figure 13:

Water In Fuel Sensor


Object Number: 776388  Size: MF
(1)Fuel Filter/Heater Element Housing
(2)Fuel Filter
(3)Water In Fuel Sensor
Figure 14:

Injection System Components


Object Number: 798816  Size: MF
(1)Injector 5 Fuel Rail
(2)Injector 7 Fuel Rail
(3)Injectors 5 and 7 Harness
(4)Intake Air Heater
(5)Fuel Pressure Sensor
(6)Injectors 6 and 8 Harness
(7)Injector 8 Fuel Rail
(8)Injector 6 Fuel Rail
(9)Injector 4 Fuel Rail
(10)Injectors 2 and 4 Harness
(11)Injector 2 Fuel Rail
(12)Injectors 1 and 3 Harness
(13)Injector 1 Fuel Rail
(14)Injector 3 Fuel Rail