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

Rear Video Display (U42)


Object Number: 1874866  Size: FS
Master Electrical Component List
Video Entertainment System Description and Operation
Control Module References
TV Tuner (EXP)
Figure 2:

TV Tuner (EXP)


Object Number: 1874868  Size: FS
Master Electrical Component List
Control Module References
Rear Seat Audio and Audio/Video Jacks
Rear Video Display (U42)
Figure 3:

Rear Seat Audio and Audio/Video Jacks


Object Number: 1874870  Size: FS
Master Electrical Component List
Video Entertainment System Description and Operation
Control Module References
TV Tuner (EXP)