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

Turn Signal, Hazard, and Stop Lamps Inputs


Object Number: 1802606  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Control Module References
Turn Signal, Hazard and Stop Lamps Outputs
Fuse Block - Underhood BATT MAIN 2 Fuse
Data Link Connector Schematics L26
Data Link Connector (DLC) Schematics LY7
Exterior Lights and Interior Lights References
Driver Information System
G202
Figure 2:

Turn Signal, Hazard, and Stop Lamps Outputs


Object Number: 1802613  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Control Module References
Lights Park Lamps
Turn Signal, Hazard and Stop Lamps Inputs
G101, G102, G103, G111, G112, and G113
07 Ground Distribution G100
G302
G301
Figure 3:

Park Lamps


Object Number: 1802628  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Control Module References
Backup and License Lamps
Turn Signal, Hazard and Stop Lamps Outputs
Fuse Block - Underhood BATT MAIN 1 Fuse
Backup and License Lamps
Steering Wheel and Front Passenger Door Lighting
Headlights/Daytime Running Lights (DRL) Schematics
Lights Lamp Controls
G101, G102, G103, G111, G112, and G113
07 Ground Distribution G100
G202
07 Ground Distribution G100
G301
G302
Figure 4:

Backup and License Lamps


Object Number: 1802633  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Control Module References
Lights Park Lamps
Fuse Block - Underhood BATT MAIN 1 Fuse
Data Link Connector Schematics L26
Data Link Connector (DLC) Schematics LY7
Lights Park Lamps
Object Detection Schematics
Inside Rearview Mirror
G301
G302