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

Passenger Compartment, at the Base of the Steering Column


Object Number: 154378  Size: LF
(1)Steering Column Tilt / Telescoping Module
(2)Steering Wheel Position Sensor (SWPS)
(3)C202
(4)P101
Figure 2:

Under the Left Side of the Instrument Panel


Object Number: 525005  Size: LF
(1)Multifunction Lever
(2)Tilt/Telescope Switch
(3)Horn Switch (Hidden)
(4)Tilt Actuator
(5)Telescope Actuator
(6)Steering Column Module
Figure 3:

Steering Wheel


Object Number: 1410237  Size: LF
(1)Heated Steering Wheel
(2)Heated Steering Wheel Control Module (Behind Inflatable Restraint Steering Wheel Module)
(3)Heated Steering Wheel Switch