Trailer Wiring Harness
GM Part #84955755
About this product
Easily provide power to your trailer with a GMC Accessories Trailer Wiring Harness. It contains 4- and 7-way connections for optimal convenience.
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- Connects electrical power between tow vehicle and trailer
- Allows trailer to use brake and signal functions
- Allows you to tow RVs and trailers that meet the towing capacity for your vehicle
- Vehicle-specific style that blends seamlessly with your vehicle’s body and mechanical design
- Enhances the functionality of your vehicle
The greater of either the balance of the vehicle's bumper to bumper warranty or 12 months / 12,000 miles
Frequently Asked Questions
Yes, the brake controller is compatible with cruise control and adjusts pressure to the terrain/elevation of the trailer and tow vehicle.
Yes. Weight Carrying is where all of the tongue weight of the trailer is carried directly on the rear of the tow vehicle and on the hitch. Weight Distribution is determined by using a weight distributing hitch, and some or all of the tongue weight is evenly distributed throughout from the rear to the front of the tow vehicle.
No. Be sure to find the specific adapter to fit your trailering specifications.