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

Sunroof Switch


Object Number: 863265  Size: LF
(1)Sunroof Switch Connector
(2)Sunroof Switch
Figure 2:

Sunroof Module


Object Number: 863267  Size: LF
(1)Sunroof Assembly
(2)Sunroof Control Module
(3)Sunroof Motor, and Sunroof Opening Position Switch