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

Passenger Compartment, the Front of the I/P


Object Number: 403049  Size: LF
(1)Headlamp Dimmer Switch
(2)Driver Information Center (DIC) Switch
(3)Multifunction Lever
(4)Instrument Panel Cluster (IPC)
(5)Turn Signal/Multifunction Switch
(6)Steering Wheel Control Assembly
(7)Traction Control Switch
(8)Radio
(9)Air Temperature Switch Assembly - Right
(10)Heated Seat Switch - Front Passenger
(11)HVAC Control Module
(12)Cigar Lighter - Instrument Panel and Ashtray Lamp
(13)Heated Seat Switch - Driver
(14)Ignition Switch
(15)Horn Switch
(16)Steering Wheel Control Assembly
(17)Rear Compartment Lid Release Switch
(18)Fuel Door Release Switch
Figure 2:

Steering Column


Object Number: 741012  Size: MF
(1)Theft Deterrent Control Module
(2)Ignition Key Alarm Switch
(3)A/T Shift Lock Control Solenoid
(4)Turn Signal/Multifunction Switch
(5)Inflatable Restraint Steering Wheel Module Coil
(6)C202
(7)Fuse Holder - Steering Column
(8)C206
Figure 3:

Lower Front of the Engine


Object Number: 317559  Size: MF
(1)A/C Refrigerant Pressure Sensor
(2)Knock Sensor (KS) Bank 1
(3)Engine Oil Level Switch
(4)A/C Compressor Clutch
Figure 4:

VIN K Front


Object Number: 193776  Size: LF
(1)Mass Air Flow (MAF) Sensor
(2)Idle Air Contol (IAC) Valve
(3)Throttle Position (TP) Sensor
(4)Fuel Pressure Test Connector
(5)Engine Coolant Temperature (ECT) Sensor
(6)Fuel Injector
(7)Evaporative Emission (EVAP) Canister Purge Solenoid
(8)Engine Oil Level Switch
(9)Crankshaft Position (CKP) Sensor
(10)Camshaft Position (CMP) Sensor (Behind Water Pump Pulley)
(11)Ignition Control Module (ICM) and Coils
(12)PCV Valve (Under MAP Sensor)
(13)Manifold Absolute Pressure (MAP) Sensor
(14)Fuel Injector Harness Connector
(15)Fuel Pressure Regulator
Figure 5:

In the Headliner, Near the Windshield


Object Number: 403062  Size: LF
(1)Vanity Mirror- Right
(2)Overhead Console Assembly
(3)Courtesy/Reading Lamp-LF
(4)Reading Lamp Switch-RF
(5)Reading Lamp Switch-LF
(6)Power Sunroof Switch
(7)Garage Door Opener
(8)Head Up Display (HUD) Switch
(9)Head Up Display (HUD) Dimmer Switch
(10)Vanity Mirror-Left