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

Wiper/Washer Switch and Pump


Object Number: 662409  Size: FS
Master Electrical Component List
Wiper/Washer System Description and Operation
Outside Moisture Sensor
DRL, FOG, AC CLU, ACCY, Wiper, Headlamps
G104
G104
Figure 2:

Outside Moisture Sensor


Object Number: 662412  Size: FS
Master Electrical Component List
Wiper/Washer System Description and Operation
Washer Solvent Level Switch
Wiper/Washer Switch and Pump
DRL, FOG, AC CLU, ACCY, Wiper, Headlamps
G402 Headliner, Fuel Sender, V4U/B9Q
G402 Headliner, Fuel Sender, V4U/B9Q
Figure 3:

Washer Solvent Level Switch


Object Number: 662414  Size: FS
Master Electrical Component List
Wiper/Washer System Description and Operation
Outside Moisture Sensor
G104