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

Steering Wheel and Column


Object Number: 740233  Size: MF
(1)Steering Wheel
(2)Turn Signal/Multifunction Switch
(3)Steering Column
(4)Cruise Control ON/OFF, Cruise Control Resume/Accel and Cruise Control Set/Coast Switches
(5)Windshield Wiper Control
(6)Windshield Washer Control
(7)Hazard Switch
Figure 2:

IP Harness to Dash Panel, Right Front View


Object Number: 216169  Size: LF
(1)Stop Lamp Switch C1 - 4 cavities
(2)Stop Lamp Switch C2 - 2 cavities
(3)Ignition Switch C1 - 5 cavities
(4)Ignition Switch
(5)Park Brake Switch (JE5)
(6)Turn Signal/Multifunction Switch C2 - 4 cavities
(7)Headlamp Dimmer Switch
(8)Turn Signal/Multifunction Switch C1 - 11 cavities
(9)Headlamp Dimmer Switch
(10)Turn Signal/Hazard Flasher Module
(11)Park/Neutral (PNP) Switch C3
(12)Park/Neutral (PNP) Switch C2
(13)Park/Neutral (PNP) Switch C1
(14)Accelerator Pedal (AP) (L18), Accelerator Pedal Position (APP) Sensor (LG5)
(15)Low Air Pressure Switch
(16)Ignition Switch C2 - 4 cavities
(17)Stop Lamp Switch