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

Turn Signals


Object Number: 684109  Size: FS
Power Distribution Schematics - ABS, Body Power 2, ING SW 2, Lighting, PCM/Injectors and Starter Fuses, Even and ODD INJ, HAZ, PNL, and TL/MKR Circuit Breakers
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Exterior Lights Schematics - Hazard Lamps
Instrument Cluster Schematics - IPC, High Beam, LT and RT Ind, I/P ILL
Instrument Cluster Schematics - IPC, High Beam, LT and RT Ind, I/P ILL
Ground Distribution Schematics - G207, G208, and S221 L18
Ground Distribution Schematics - G108, G207, G208 and S221 LG5
Ground Distribution Schematics - G101, S138, S405 and S409 L18
Ground Distribution Schematics - G102, and S138 L18
Ground Distribution Schematics - S142 and S241 LG5
Ground Distribution Schematics - S142, S178, S179, S405 and S409 L18
Ground Distribution Schematics - G102, and S138 L18
Ground Distribution Schematics - S105, S261, and S231
Ground Distribution Schematics - S105, S261, and S231
Exterior Lights Schematics - Hazard Lamps
Exterior Lights Schematics - Hazard Lamps
Figure 2:

Hazard Lamps


Object Number: 791523  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Exterior Lights Schematics - Park Lamps
Exterior Lights Schematics - Turn Signals
Power Distribution Schematics - ABS, Body Power 2, ING SW 2, Lighting, PCM/Injectors and Starter Fuses, Even and ODD INJ, HAZ, PNL, and TL/MKR Circuit Breakers
Ground Distribution Schematics - G108, G207, G208 and S221 LG5
Ground Distribution Schematics - G102, and S138 L18
Ground Distribution Schematics - G102, and S138 L18
Exterior Lights Schematics - Turn Signals
Ground Distribution Schematics - G101, S138, S405 and S409 L18
Ground Distribution Schematics - G207, G208, and S221 L18
Ground Distribution Schematics - S142 and S241 LG5
Ground Distribution Schematics - S142, S178, S179, S405 and S409 L18
Ground Distribution Schematics - S220, S229 LG5
02Ground Distribution Schematics - G108, and S220 L18
Ground Distribution Schematics - S220, S229 LG5
Exterior Lights Schematics - Turn Signals
Exterior Lights Schematics - Turn Signals
Exterior Lights Schematics - Turn Signals
Exterior Lights Schematics - Turn Signals
Figure 3:

Park Lamps


Object Number: 684120  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Exterior Lights Schematics - Hazard Lamps
Power Distribution Schematics - ABS, Body Power 2, ING SW 2, Lighting, PCM/Injectors and Starter Fuses, Even and ODD INJ, HAZ, PNL, and TL/MKR Circuit Breakers
Ground Distribution Schematics - S220, S229 LG5
02Ground Distribution Schematics - G108, and S220 L18
Ground Distribution Schematics - G207, G208, and S221 L18
Ground Distribution Schematics - G108, G207, G208 and S221 LG5
Ground Distribution Schematics - G102, and S138 L18
Ground Distribution Schematics - S142 and S241 LG5
Ground Distribution Schematics - G101, S138, S405 and S409 L18
Ground Distribution Schematics - S142, S178, S179, S405 and S409 L18
Interior Lights Schematics
Ground Distribution Schematics - S105, S261, and S231
Ground Distribution Schematics - G102, and S138 L18
Figure 4:

Backup Lamps


Object Number: 725780  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Exterior Lights Schematics - Park Lamps
Power Distribution Schematics - ACC, B/U, Chassis, ING 1, ING 3 and Start Circuit Breakers