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

Cruise Control Module, And Wiper Motor Location View


Object Number: 781522  Size: LF
(1)Windshield Wiper Motor And Module
(2)C108
(3)Windshield Wiper Motor And Module Connector
(4)Cruise Control Module (CCM) Connector
Figure 2:

Steering Column


Object Number: 181457  Size: MF
(1)Horn Switch
(2)Inflatable Restraint Steering Wheel Module
(3)Inflatable Restraint Steering Wheel Module Coil
(4)Windshield Wiper/Washer Switch
(5)Cruise Control ON/OFF Switch
(6)Turn Signal Switch