GM Service Manual Online
For 1990-2009 cars only

Lighting System Schematics - Tractor/Trailer Receptacle

Trailer Wiring


Object Number: 778199  Size: FS
Master Electrical Component List
Exterior Lighting Systems Description and Operation
Lighting System Schematics - Outside Rearview Mirrors Lamps
Lighting System Schematics - TRN Trailer RLY, MF SW and TRN SG Haz FL
Lighting System Schematics - TRN Trailer RLY, MF SW and TRN SG Haz FL
Lighting System Schematics - Trailer STP LP RLY, Back UP SW, ABS RLY
Lighting System Schematics - Trailer STP LP RLY, Back UP SW, ABS RLY
Lighting System Schematics - Marker and Tail LP Rly,Multifunction SW
Lighting System Schematics - Marker and Tail LP Rly,Multifunction SW