I was preparing to do a simple blinker mod on my dually fender clearance lights until I exposed the wiring in the loom running to each fender.
I expected to find one hot wire and one ground wire. To my surprise, I find two brown wires and one black wire leading to the passenger fender and two...
Hello, everyone! Glad to be a part of this group. Former owner of a 1984 GMC C1500. Purchased it new (actually, I ordered it special).
I have owned many Chevrolet and GMC trucks, and just purchased a 1989 GMC Top Kick C7000.