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

Lamp Controls


Object Number: 1802640  Size: FS
Master Electrical Component List
Interior Lighting Systems Description and Operation
Control Module References
Courtesy Lamps
Fuse Block - Underhood BATT MAIN 1 Fuse
Headlights/Daytime Running Lights (DRL) Schematics
Steering Wheel and Front Passenger Door Lighting
Lights Park Lamps
G202
Lock Indicator Switches
G302
G301
G301
G302
Figure 2:

Courtesy Lamps


Object Number: 1802644  Size: FS
Master Electrical Component List
Interior Lighting Systems Description and Operation
Control Module References
Overhead Lighting
Lights Lamp Controls
Overhead Lighting
Overhead Lighting
Content Theft Deterrent (CTD) System
Indicator Ajar Indicators
Body Rear End
G200
G302
Figure 3:

Overhead Lighting


Object Number: 1802645  Size: FS
Master Electrical Component List
Interior Lighting Systems Description and Operation
Control Module References
Courtesy Lamps
Courtesy Lamps
Courtesy Lamps
Garage Door Opener
G302