Gm Trailer Hitch Wiring Diagram. Sync your trailer lights with your vehicles lights through the Chevrolet Accessories Trailer Wiring Electrical Adapter. The metal-to-metal contact in the hitch is not reliable enough for a consistent connection.
Thanks to my man Mark west for hooking this up for me these are fuseblock and PCM and other essential wiring diagrams. Here are the air conditioner and heater wiring diagrams click to enlarge the images below and a guide to help you test the connections. we cant get the heater/ac head unit to power up even though there is power there on several wires. There's also several threads right on here on this forum that have that wiring info.
The metal-to-metal contact in the hitch is not reliable enough for a consistent connection.
Does one of your turn signals not work and you're not sure which wire to inspect?
But wiring a trailer may not be easy. Trailer Wiring Diagram - Wiring Diagrams For Trailers Trailer electrical connectors come in a variety of shapes and sizes. If you're towing just for the day and don't ever plan to tow again, you can pick Always run a ground wire from the frame of the vehicle (not from the hitch or bumper) to the trailer.