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

Shift Controls and Stop Lamp Switch


Object Number: 1566876  Size: FS
Figure 2:

Pressure Controls, Temperature, and VSS


Object Number: 1566878  Size: FS
Figure 3:

PNP Switch, 4WD Signal, Serial Data, and Indicator


Object Number: 1566880  Size: FS
Master Electrical Component List
Electronic Component Description
Control Module References
Pressure Controls, Temperature, and VSS
Power, Ground, Data Link Connector, and SP205
Instrument Panel Dimming - 2 of 5
G203 - 1 of 3
G102 and G103