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

Wheel Speed Sensors


Object Number: 1204210  Size: LF
(1)Wheel Speed Sensor (WSS) - LF
(2)Wheel Speed Sensor (WSS) - RF
(3)Wheel Speed Sensor (WSS) - LR
(4)Wheel Speed Sensor (WSS) - RR
Figure 2:

Rear of the Engine Compartment


Object Number: 1203232  Size: LF
(1)Brake Fluid Level Switch
(2)Brake Fluid Pressure Sensor (JL4)
(3)Brake Pressure Modulator Valve (BPMV)
(4)Electronic Brake Control Module (EBCM)
Figure 3:

Steering Column


Object Number: 1246913  Size: LF
(1)Windshield Wiper/Washer Switch
(2)Inflatable Restraint Steering Wheel Module Coil
(3)Inflatable Restraint Steering Wheel Module Coil, C3
(4)Inflatable Restraint Steering Wheel Module Coil, C2
(5)Inflatable Restraint Steering Wheel Module Coil, C5
(6)Inflatable Restraint Steering Wheel Module Coil, C4
(7)Inflatable Restraint Steering Wheel Module Coil, C1
(8)Multifunction Turn Signal Lever
(9)Body Control Module, C3
(10)Windshield Wiper/Washer Switch, Connector
(11)Multifunction Turn Signal Lever, C1
(12)Multifunction Turn Signal Lever, C2
(13)Multifunction Turn Signal Lever, C3
(14)Inflatable Restraint Steering Wheel Module Coil, C4
(15)C201
(16)Steering Angle Sensor (JL4)
Figure 4:

Under the Floor Console


Object Number: 1230318  Size: LF
(1)S238
(2)S231
(3)Head Up Display (HUD) Switch
(4)S374
(5)Traction Control Switch
(6)Accessory Power Outlet - Front
(7)Accessory Power Outlet - Rear
Figure 5:

Left Rear of the Passenger Compartment


Object Number: 1204211  Size: LF
(1)Yaw and Lateral Acceleration Sensor (JL4)