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

I/P Dimming Supply 1 of 2


Object Number: 1627451  Size: FS
Master Electrical Component List
Interior Lighting Systems Description and Operation
Control Module References
I/P Dimming Supply - 2 of 2
B+ Bus - Rear Fuse Block
G302 - 1 of 2, G303, and G304
G302 - 1 of 2, G303, and G304
G302 - 2 of 2 and G306
G201 - 2 of 2 and G305
G201 - 2 of 2 and G305
I/P Dimming Supply - 2 of 2
I/P Dimming Supply - 2 of 2
Figure 2:

I/P Dimming Supply 2 of 2


Object Number: 1627452  Size: FS
Master Electrical Component List
Interior Lighting Systems Description and Operation
Control Module References
I/P Dimming Supply - 1 of 2
I/P Dimming Supply - 1 of 2
I/P Dimming Supply - 1 of 2
Lighting Systems Schematic Icons
Lighting Systems Schematic Icons
G201 - 2 of 2 and G305
G201 - 1 of 2