Do I need power at pin 4 on my tow vehicle?
I think y'all think I be dumb. I know I need to plug that big black rubber thing on my trailer into my truck (what else will keep the trailer from falling off the ball ;)) This year we're going to...
Forum Discussion
DavidP wrote:
Yes, you need to have your 7 pin connected. This is very important if your trailer has brakes which I assume it does. If not connected you have no brakes. Also, your fridge if DSI will need 12 volt as well to operate on propane.
DITTO
