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

Front Wiper


Object Number: 1914072  Size: FS
Master Electrical Component List
Wiper/Washer System Description and Operation
Control Module References
Rear Wiper
Figure 2:

Rear Wiper


Object Number: 1914074  Size: FS
Master Electrical Component List
Wiper/Washer System Description and Operation
Control Module References
Front Wiper