I'm glad we got some more documentation on that method. I saw Woody's solution on the other thread and I was hoping someone would do a detailed writeup. That said, I'd be curious to see how the factory routed that wiring on somebody's truck that came with tow tech. Probably part of some larger...
Gotta be tow tech. Been following this one a while and the max tow only guys and base pros are the ones who can't get the lights going. Zone lighting seems to be a red herring with no bearing on anything.
Not 100% but I thought the tow tech pkg just adds the factory trailer brake controller. I...