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

Switches


Object Number: 1636939  Size: FS
Master Electrical Component List
Interior Lighting Systems Description and Operation
Control Module References
Lamps
Headlights
Park, Marker, and License Lamps
Control, I/P and Passenger Door Lamps
Left Door Controls
G301
G302 - 1 of 2
Sit-N-Lift Seat Door and PNP Interlocks, and Remote
G302 - 2 of 2
Right Door Controls
G400
Figure 2:

Lamps


Object Number: 1636940  Size: FS
Master Electrical Component List
Interior Lighting Systems Description and Operation
Control Module References
Switches
CNSTR/VENT, CLSTR/HVAC, INT/LAMP, ONSTAR, and RADIO AMP Fuses
G302 - 2 of 2
G302 - 1 of 2