Gm 7 Pin Trailer Plug. Tow Bars └ Trailers & Towing └ Car Accessories └ Vehicle Parts & Accessories All Categories Antiques Art Baby Books, Comics & Magazines Business, Office. This supplies power to the road lighting of your trailer or caravan.
Post your Products or Selling Leads for FREE! The but the brake and turn signals on both sides done work. This is what I have done so far.
Rather than cut and splice wires, what I did was I disassembled the plug, then swapped the individual pins.
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To do this, insert a small screwdriver into each of the four slots on the. Locate the rubber grommet that surrounds the interior wiring harness where it feeds through the firewall. Furds have both, I don't know why GM does not.
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