2007 Gmc Sierra Trailer Brake Wiring Wiring Diagram
When you install a brake controller on a 2007new body style through 2013 gmc sierra or chevy silverado you will have additional wires under the hood which make the installation slightly different from a typical installation.
Put up by simply wiringforums from august 22 2017. I also noticed a white tag on the wiring harness that listed the functions of each wire color.
Standard Color Code For Wiring Simple 4 Wire Trailer
2009 Gmc Sierra Ke Controller Wiring Ignition Switch Wiring
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