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

Overhead Console


Object Number: 1550991  Size: MF
(1)Courtesy/Reading Lamp - Front
(2)Sunroof Switch (CF5)
(3)Garage Door Opener (UG1)
Figure 2:

Sunroof Module


Object Number: 753918  Size: MF
(1)Roof Reinforcement
(2)Sunroof Motor
(3)Roof Panel