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

Steering Column Switches


Object Number: 729336  Size: MF
(1)Steering Wheel
(2)Cruise ON/OFF/Resume/Accelerate Switch
(3)Steering Column
(4)Cruise Control SET/Coast Switch
(5)Windshield Wiper Switch
(6)Windshield Washer Switch
(7)Hazard Warning Switch
Figure 2:

Windshield Wiper Motor Module


Object Number: 689841  Size: MF
(1)Windshield Wiper Motor
(2)Wiper Motor Module Connector
(3)Wiper Motor Module
Figure 3:

Windshield Washer Fluid Pump and Connectors


Object Number: 669206  Size: MF
(1)Forward Lamps Harness
(2)Connector C116
(3)Windshield Washer Fluid Pump Harness
(4)Windshield Washer Fluid Pump
(5)Windshield Washer Reservoir Filler
(6)Left Side Battery, if equipped