Thank you so much for the quick reply and detailed information. This is extremely helpful and I took you up on your suggestion of buying the circuit tester.
I have a factory installed USCAR socket on my Gladiator Rubicon and the wire colors going into the socket from behind are non-industry colors as you can see from the attached photo. I was expecting seven wires that would be green, red, white, blue, brown, black and yellow. Instead, I have a...