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
We have drifted from the original question, do you need pin #4.
The answer is if you want to slow charge your battery while driving.
The tech at my RV dealership installed the relay to energize pin #4 and checked out wiring as part of the walk-through at pick up. The walk through also included the WD hitch installation.
The answer is if you want to slow charge your battery while driving.
The tech at my RV dealership installed the relay to energize pin #4 and checked out wiring as part of the walk-through at pick up. The walk through also included the WD hitch installation.
