Forum Discussion
MitchF150
Mar 30, 2014Nomad
What is your tow vehicle and does it have a factory round 7 pin trailer connector? If so, the center pin is usually reserved for the 'backup lights'.
But, your trailers surge brake setup would also need to be capable of disengaging via an electric signal from the vehicle for it to work.
Mitch
But, your trailers surge brake setup would also need to be capable of disengaging via an electric signal from the vehicle for it to work.
Mitch
About RV Tips & Tricks
Looking for advice before your next adventure? Look no further.25,167 PostsLatest Activity: Oct 05, 2025