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

Wiper System


Object Number: 1923162  Size: FS
Master Electrical Component List
Wiper/Washer System Description and Operation
Control Module References
Washer System
Figure 2:

Washer System


Object Number: 1923165  Size: FS
Master Electrical Component List
Wiper/Washer System Description and Operation
Control Module References
Wiper System