Thanks sparksalot. Me too and also the small black one next to it is a mystery. I want to install a brake controller but have read you can't install a factory one if not manufactured from the factory with it. I wonder if the 10 pin plug matches the 4 wheel drive switch and the black one would...
Hello all. I'm new to the forum after purchasing a 2015 2 wheeled drive Tahoe. It seems to have been orded with some king of tow package because of having tall rear springs and the round plug in the bumper for trailering. There isn't a factory trailer brake controller in the dash next to the...
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