2015 GMC Sierra 3500 - Check Trailer Wiring
We just purchased a 2015 GMC Sierra DRW with the Duramax and integrated brake controller. I hooked up the trailer (a 2013 Lifestyle 36FW with the standard electric brakes) for the first time and I dro...
Forum Discussion
I've noticed that sometimes the trailer plug doesn't stay seated very well in the TV. I have to push mine in extra hard to get it stay. Double check that you don't have any play in that connection.
