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

Front Wiper Motor


Object Number: 593407  Size: SF
Figure 2:

Rear Wiper Motor


Object Number: 592883  Size: SF
(1)Rear Wiper Motor
Figure 3:

Rear Wiper/Washer Switch


Object Number: 594851  Size: MF
(1)Rear Wiper Switch
(2)Rear Washer Switch
Figure 4:

Windshield Washer Pumps


Object Number: 592950  Size: SF
(1)Front Windshield Washer Pump
(2)Rear Windshield Washer Pump
Figure 5:

Wiper/Washer Switch


Object Number: 609532  Size: MF