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

Clearance, Identification and Marker Lamps 1 of 2


Object Number: 1905700  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Control Module References
Clearance, Identification and Marker Lamps 2 of 2
Fuse Block 1: Fuse 1 and Fuse Block I/P 2: Circuit Breakers 14, 15, 16, and 19
G400 - 6 of 8
I/P Dimmer Switch and Splice J321
Turn Signal/Hazard Lamps Left
G400 - 6 of 8
G400 - 4 of 8
Park and Tail Lamps
Clearance, Identification and Marker Lamps 2 of 2
Turn Signal/Hazard Lamps Right
G400 - 4 of 8
Tractor/Trailer Receptacle (JE4, RQ2 and U86 or JE4 and RQ3) and Tractor/Trailer Plug (VPG)
Fuse Block 1: Fuse 5 and Fuse Block I/P 1: Circuit Breakers 5, 9 - 1 of 2, and 10
Fuse Block 1: Fuse 5 and Fuse Block I/P 1: Circuit Breakers 5, 9 - 1 of 2, and 10
Fuse Block 1: Fuse 5 and Fuse Block I/P 1: Circuit Breakers 5, 9 - 1 of 2, and 10
G400 - 3 of 8
G400 - 4 of 8
Figure 2:

Clearance, Identification and Marker Lamps 2 of 2


Object Number: 1905701  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Control Module References
Park and Tail Lamps
Clearance, Identification and Marker Lamps 1 of 2
Clearance, Identification and Marker Lamps 1 of 2
Outside Rearview Mirror Schematics
Ground Distribution Schematics
Figure 3:

Park and Tail Lamps


Object Number: 1905703  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Control Module References
Clearance, Identification and Marker Lamps 2 of 2
Turn Signal/Hazard Lamps Left
Clearance, Identification and Marker Lamps 1 of 2
Turn Signal/Hazard Lamps Left
Turn Signal/Hazard Lamps Right
Ground Distribution Schematics
Tractor/Trailer Receptacle (JE4, RQ2 and U86 or JE4 and RQ3) and Tractor/Trailer Plug (VPG)
Figure 4:

Turn Signal/Hazard Lamps - Left


Object Number: 1905704  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Control Module References
Park and Tail Lamps
Turn Signal/Hazard Lamps Right
Fuse Block 2: Fuses 9, 11, 12, 13, and 14, Fuse Block I/P 1: Circuit Breaker 11, and Fuse Block I/P 2: Circuit Breakers 25 and 26
Fuse Block 2: Fuses 9, 11, 12, 13, and 14, Fuse Block I/P 1: Circuit Breaker 11, and Fuse Block I/P 2: Circuit Breakers 25 and 26
Clearance, Identification and Marker Lamps 1 of 2
Park and Tail Lamps
Clearance, Identification and Marker Lamps 1 of 2
Ground Distribution Schematics
Indicators and Illumination
Fuse Block 2: Fuses 9, 11, 12, 13, and 14, Fuse Block I/P 1: Circuit Breaker 11, and Fuse Block I/P 2: Circuit Breakers 25 and 26
Tractor/Trailer Receptacle (JE4, RQ2 and U86 or JE4 and RQ3) and Tractor/Trailer Plug (VPG)
Figure 5:

Turn Signal/Hazard Lamps - Right


Object Number: 1905707  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Control Module References
Stop Lamps
Turn Signal/Hazard Lamps Left
Fuse Block 2: Fuses 9, 11, 12, 13, and 14, Fuse Block I/P 1: Circuit Breaker 11, and Fuse Block I/P 2: Circuit Breakers 25 and 26
Fuse Block 2: Fuses 9, 11, 12, 13, and 14, Fuse Block I/P 1: Circuit Breaker 11, and Fuse Block I/P 2: Circuit Breakers 25 and 26
Clearance, Identification and Marker Lamps 1 of 2
Park and Tail Lamps
Clearance, Identification and Marker Lamps 1 of 2
Ground Distribution Schematics
Indicators and Illumination
Tractor/Trailer Receptacle (JE4, RQ2 and U86 or JE4 and RQ3) and Tractor/Trailer Plug (VPG)
Figure 6:

Stop Lamps


Object Number: 1905708  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Control Module References
Backup Lamps and Backup Alarm (UZF)
Turn Signal/Hazard Lamps Right
Fuse Block 1: Fuse 5 and Fuse Block I/P 1: Circuit Breakers 5, 9 - 1 of 2, and 10
Fuse Block 1: Fuse 5 and Fuse Block I/P 1: Circuit Breakers 5, 9 - 1 of 2, and 10
G400 - 4 of 8
Fuse Block 1: Fuse 1 and Fuse Block I/P 2: Circuit Breakers 14, 15, 16, and 19
Tractor/Trailer Receptacle (JE4, RQ2 and U86 or JE4 and RQ3) and Tractor/Trailer Plug (VPG)
Fuse Block 2: Fuses 9, 11, 12, 13, and 14, Fuse Block I/P 1: Circuit Breaker 11, and Fuse Block I/P 2: Circuit Breakers 25 and 26
Fuse Block 2: Fuses 9, 11, 12, 13, and 14, Fuse Block I/P 1: Circuit Breaker 11, and Fuse Block I/P 2: Circuit Breakers 25 and 26
G400 - 2 of 8
Park and Tail Lamps
Park and Tail Lamps
G100, G101, G102, G107, G114, G208, G209, G210, G214, G501, G502, G601, G602 and G400 - 1 of 8,
Figure 7:

Backup Lamps and Backup Alarm (UZF)


Object Number: 1905709  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Control Module References
Tractor/Trailer Receptacle (JE4, RQ2 and U86 or JE4 and RQ3) and Tractor/Trailer Plug (VPG)
Stop Lamps
Fuse Block 1: Fuse 5 and Fuse Block I/P 1: Circuit Breakers 5, 9 - 1 of 2, and 10
Fuse Block 1: Fuse 5 and Fuse Block I/P 1: Circuit Breakers 5, 9 - 1 of 2, and 10
Fuse Block I/P 1: Circuit Breaker 9 - 2 of 2
Park and Tail Lamps
Park and Tail Lamps
G100, G101, G102, G107, G114, G208, G209, G210, G214, G501, G502, G601, G602 and G400 - 1 of 8,
Figure 8:

Tractor/Trailer Receptacle (JE4 and RQ2 and U86 or JE4 and RQ3) and Tractor/Trailer Plug (VPG)


Object Number: 1905710  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Control Module References
Backup Lamps and Backup Alarm (UZF)
Fuse Block 2: Fuses 9, 11, 12, 13, and 14, Fuse Block I/P 1: Circuit Breaker 11, and Fuse Block I/P 2: Circuit Breakers 25 and 26
Clearance, Identification and Marker Lamps 1 of 2
Turn Signal/Hazard Lamps Left
Stop Lamps
Turn Signal/Hazard Lamps Right
Park and Tail Lamps
G402 and G400 - 8 of 8