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

Steering Wheel Components


Object Number: 1861206  Size: LF
(1)Heated Steering Wheel (N30)
(2)Horn Switch
(3)Heated Steering Wheel Module (N30)
(4)Steering Wheel Control Switch - Right
(5)Steering Wheel Control Switch - Right
(6)Heated Steering Wheel Element (N30)
(7)Heated Steering Wheel Switch (N30)
(8)Steering Wheel Control Switch - Left
Figure 2:

Behind Left Front Fascia


Object Number: 1860679  Size: LF
(1)Horn Assembly
(2)Front Fascia