trailer brakes stuck on- dodge 3500
Yes, I know, the most likely culprit is the controller. But this is a new-to-me 2003 Dodge 3500. When i got it the trailer brake wire harness was still in the wrapper. I installed everything accordi...
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THanks, I broke out the meter and dusted off some unused brain cells. The input signal to the controller matches the input from the brake pedal but the line ot the trailer brakes remains at 12V so it's the controller.
