What makes me think it's not factory is that all the wires are the same color. GM color codes their harness except for replacement pigtails, which all I've seen are white wires on the replacement pigtails.
What makes me think it's not factory is that all the wires are the same color. GM color codes their harness except for replacement pigtails, which all I've seen are white wires on the replacement pigtails.
See my truck data in the "My Garage" section here... http://www.ls1truck.com/forums/my-ga...tml#post191709