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

Front Wiper/Washer Control


Object Number: 2085319  Size: FS
Master Electrical Component List
Wiper/Washer System Description and Operation (Front)
Control Module References
Rear Wiper/Washer Control
Figure 2:

Rear Wiper/Washer Control


Object Number: 2085321  Size: FS
Master Electrical Component List
Wiper/Washer System Description and Operation (Front)
Control Module References
Front Wiper/Washer Control