2005 Ford F 350 7 Blade Trailer Plug Wiring Diagram. The connector is in a rubber plug, and will slide That's actually the blue wire for the trailer brake. Find aftermarket and OEM parts online or at a local store near you.
I finally decided to dissect mine to find out. A CURT custom trailer wiring harness is the easiest way to equip your vehicle with the proper electrical connection for towing a trailer. Wiring harness - Trailer lamp feed.
I finally decided to dissect mine to find out.
It was missing the plug but the wiring harness is there.
I drew this crude diagram to help explain. Trailer Wiring Diagrams showing you the typical wiring for most single axle trailer and tandem axle trailers. Find aftermarket and OEM parts online or at a local store near you.