Each aftermarket trailer wiring kit uses wires of different colors. The first-generation Silverado has five wires in its trailer harness; however, some kits have harnesses with up to seven wires.. How to Install Trailer Wiring Harness Towing a trailer with your Chevrolet Silverado 1500 is what the truck is made for; just make sure your.. This will help ensure that you connect the trailer correctly to your Chevrolet vehicle. The 7 Pin Trailer Connector typically has seven wires, each with a different color. These wires are used to connect various electrical components between the towing vehicle and the trailer. Here are the common wiring colors and their functions:
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The 2017 Chevrolet Silverado trailer wiring diagrams provide a comprehensive listing of all components necessary for your vehicle to tow a trailer properly and safely. 1. BREAKAWAY SWITCH - The breakaway switch is designed to stop the trailer or caravan from becoming an obstacle in the road. It brakes the trailer when the tow truck shifts.. This is the wiring diagram I use for wiring trailers at work.. Trailer plug wiring. Jump to Latest. A forum community dedicated to Chevrolet Silverado and GMC Sierra pickup owners and enthusiasts. Come join the discussion about performance, modifications, classifieds, troubleshooting, maintenance, and more!.