7 Wire Trailer Plug To 4 Wire. Wiring up a truck for trailer towing isn't as hard as it looks; many new trucks come prewired from the factory, and there are kits that make the operation plug and play. Restore the brake lights and turn signal on your trailer to proper operation with Dorman's.
Having the various pinout diagrams available is vital to troubleshooting and/or repairing truck. Trailer Wiring Diagrams showing you the typical wiring for most single axle trailer and tandem axle trailers. Industry standard wiring configurations and color codes.
This is a fairly simple Moving onto installation, use those plastic loop clips with screws and install the wiring into place.
And the trailer plug on the back of your truck doesn't remotely match the one on the trailer.
A colour coded trailer plug wiring guide to help you require your plugs and sockets. I'll refer to wire color and gauge to make following along easier. The friendly trailer-hitch counterman points to the display of Desperate Times, Desperate Measures Trailer wiring may be easy.