How the heck do you plug that thing in? Where do the grey wires plug in, and where do the black wires go?

GOES IN THE RV CONNECTOR NEAR THE REAR BUMPER I THINKhttp://www.dieselplace.com/forum/smileys/Big Smile.gif

I already tried that PNUT, they wouldnt stay in. Maybe the cigarette lighter will work?http://www.dieselplace.com/forum/smileys/Approve.gif

I JUST TALKED TO BULLY DOG IT HOOKS UP JUST LIKE THE DURAMAXIMIZER

Thanks Cyclone!