I can't see Ford have a charge port on both sides because some dumb ass would try plugging a charger on both sides at the same time, and then what? Ford would have to make it idiot proof
Someone should try running a ground jumper between the truck and trailer(a piece of wire a couple of gator clips) and see what happens. I know grounds raise hell in trailing problems and with all this "smart stuff" and aluminum bodies it can just make it worst.
I don't have a truck YET, just...