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

Courtesy Lamps


Object Number: 1470875  Size: FS
Master Electrical Component List
Interior Lighting Systems Description and Operation
Control Module References
Overhead Courtesy Lamps, Dome Lamp and Vanity Lamps
Right Rear Fuse Block B+ Bus
Overhead Courtesy Lamps, Dome Lamp and Vanity Lamps
Compartment LId Release System
G402 - 1 of 2
Figure 2:

Overhead Courtesy, Dome and Vanity Lamps


Object Number: 1470877  Size: FS
Master Electrical Component List
Interior Lighting Systems Description and Operation
Control Module References
Courtesy Lamps
Courtesy Lamps
Class 2 Serial Data Bus - RHD - 1 of 2
Power, Ground and Serial Data - 1 of 2
Garage Door Opener
G402 - 1 of 2
G402 - 1 of 2