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

Sunroof Assembly - Early Production


Object Number: 762410  Size: LF
(1)Sunroof Module
(2)Sunroof Motor
Figure 2:

Sunroof Assembly - Late Production


Object Number: 1549998  Size: LF
(1)
Figure 3:

Dome Lamp and Sunroof Switch


Object Number: 291763  Size: LF
(1)Dome Lamp
(2)Sunroof Switch