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1991 GMC C/K Series Pickup Trailer Wiring

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Combined wiring system - brake and turn signals are sent along the same wire.

T-One Vehicle Wiring Harness with 4-Pole Flat Trailer Connector
excluding Crew Cab



T-One Vehicle Wiring Harness with 4-Pole Flat Trailer Connector
Crew Cab



Curt T-Connector Vehicle Wiring Harness with 4-Pole Flat Trailer Connector
Crew Cab



Curt T-Connector Vehicle Wiring Harness with 4-Pole Flat Trailer Connector
excluding Crew Cab



Custom Fit Accessories For Your
1991 GMC C/K Series Pickup













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