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

Right Side of the Engine - Front (4.2L)


Object Number: 1708918  Size: MF
(1)Mass Air Flow (MAF) / Intake Air Temperature (IAT) Sensor
(2)Camshaft Actuator Solenoid Assembly
(3)Camshaft Position (CMP) Sensor
(4)Engine Oil Pressure (EOP) Switch
(5)Heated Oxygen Sensor (HO2S) Sensor 1
Figure 2:

Rear of the Engine (5.3L)


Object Number: 1488873  Size: MF
(1)Engine
(2)Engine Harness
(3)Engine Oil Pressure (EOP) Sensor Connector
(4)Valve Lifter Oil Manifold (VLOM) Assembly
(5)Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1 Connector
(6)Transmission
(7)Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1 Connector
Figure 3:

Instrument Panel


Object Number: 1560730  Size: MF
(1)Rear Window Wiper/Washer Switch
(2)I/P Dimmer Switch
(3)Interior Lamp Defeat Switch
(4)Instrument Panel Cluster (IPC)
(5)Driver Information Center (DIC) Switch
(6)Radio
(7)Inflatable Restraint I/P Module
(8)HVAC Control Module
Figure 4:

Fuel Tank


Object Number: 1490767  Size: MF
(1)Fuel Tank Pressue (FTP) Sensor
(2)Fuel Pump and Sender Assembly
(3)Chassis Harness
(4)Fuel Tank
(5)Evaporative Emission (EVAP) Canister Vent Solenoid