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

LR of the Engine Compartment (4.3L)


Object Number: 886088  Size: MF
(1)Windshield Wiper Motor
(2)Cruise Control Module (CCM)
Figure 2:

LR of the Engine Compartment (4.8L/5.3L/6.0L)


Object Number: 796465  Size: MF
(1)Throttle Actuator Control (TAC) Module
Figure 3:

Upper Steering Column


Object Number: 1777766  Size: MF
(1)Cruise Control Set Switch (K34)
(2)Windshield Washer Switch
(3)Hazard Switch
(4)Steering Wheel
(5)Windshield Wiper Switch
(6)Cruise Control ON/OFF/RESUME Switch (K34)
(7)Steering Column