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

Windshield Washer Switch


Object Number: 1774854  Size: FS
Master Electrical Component List
Wiper/Washer System Description and Operation
Body Control Module Programming and Setup
Windshield Wiper Motor and Windshield Washer Fluid Pump
B+ Bus - Underhood Fuse Block
ETC, O2 SENSOR, PWR/WINDOW, SUNROOF, and WIP/WASH Fuses
Windshield Wiper Motor and Windshield Washer Fluid Pump
Windshield Wiper Motor and Windshield Washer Fluid Pump
Figure 2:

Windshield Wiper Motor and Windshield Washer Fluid Pump


Object Number: 1774861  Size: FS
Master Electrical Component List
Wiper/Washer System Description and Operation
Body Control Module Programming and Setup
Windshield Washer Switch
Windshield Washer Switch
Windshield Washer Switch
B+ Bus - Underhood Fuse Block
Splice Pack SP105 and G105 - 1 of 2
Splice Pack SP105 and G105 - 1 of 2
Splice Pack SP105 and G105 - 1 of 2