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

Cruise Control Module (CCM)


Object Number: 615973  Size: MF
(1)Cruise Control Module
(2)Cruise Control Module Electrical Connector
Figure 2:

Throttle Actuator Control (TAC) Module


Object Number: 656496  Size: MF
(1)Throttle Actuator Control (TAC) Module
(2)Throttle Actuator Control (TAC) Module Connector
(3)Junction Block-Underhood
Figure 3:

Throttle Actuator Control (TAC) Motor


Object Number: 776114  Size: MF
(1)Engine - 8.1L
(2)TAC Motor