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

Engine Compartment, in the Lower Left Front Corner


Object Number: 238911  Size: LF
(1)Brake Pressure Modulator Valve (BPMV)
(2)Electronic Brake Control Module (EBCM)
Figure 2:

Wheel Speed Sensor (WSS) - Front, Under the Left Front of the Vehicle, Above the Front Axle


Object Number: 802454  Size: LF
(1) Wheel Speed Sensor (WSS) - LF (RF Similar)
(2)C111
Figure 3:

Instrument Panel Cluster (IPC), at the Base of the Steering Column


Object Number: 794505  Size: LF
(1)Steering Column Fuse Holder
(2)Steering Column
(3)P101
(4)Steering Wheel Postion Sensor
(5)C202
(6)C206
Figure 4:

Passenger Compartment, in the Center of the IPC


Object Number: 599718  Size: LF
(1)Valet Switch
(2)I/P Compartment Lamp
(3)Traction Control Switch
(4)Driver Information Center (DIC) Switch
(5)Heated Seat Switch - Front Passenger
(6)Heated Seat Switch - Driver
(7)HVAC Control Processor
(8)Radio
Figure 5:

Passenger Compartment, Below the Front Passenger Seat


Object Number: 238908  Size: LF
(1)Lateral Accelerometer Sensor
Figure 6:

Rear Compartment, Below the Rear Package Shelf


Object Number: 321426  Size: MF
(1)Rear Package Shelf
(2)Yaw Rate Sensor
Figure 7:

Below the Right Rear of the Vehicle


Object Number: 321440  Size: LF
(1)C415
(2)Automatic Level Control (ALC) Compressor
(3)Wheel Speed Sensor (WSS) - RR (LR Similar)