7 way trailer plug issue...
I have an '09 Ford F450, and I've got an 'ongoing' trailer brake issue. I've taken the truck to my local Ford dealer ($100.00+ to check) and said they could find no problem, but if it still doesn't ...
Forum Discussion
Have you checked all the grounds?? A friend was having a similar problem and found the ground under the fifth wheel was not making good contact. Cleaned everything real good and reinstalled and all is well.
