GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2005 🢒 Park Avenue 🢒 Body 🢒 Wipers/Washer Systems 🢒 Wiper/Washer Schematics
Figure 1:

Turn Signal/Multifunction Switch
Object Number: 661603 Size: FS
Master Electrical Component List
Wiper/Washer System Description and Operation
Windshield Wiper Motor
WSW/RFA and WSW Fuses
Windshield Wiper Motor
Windshield Wiper Motor
Windshield Wiper Motor
Windshield Wiper Motor
Windshield Wiper Motor
Figure 2:

Windshield Wiper Motor
Object Number: 1442867 Size: FS
Master Electrical Component List
Wiper/Washer System Description and Operation
Turn Signal/Multifunction Switch
Turn Signal/Multifunction Switch
Turn Signal/Multifunction Switch
Turn Signal/Multifunction Switch
Turn Signal/Multifunction Switch
Turn Signal/Multifunction Switch
Class 2 Serial Data Lines
G400 - 1 of 2
G400 - 1 of 2
G104 and G106
G202 - 1 of 4