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Trailer Wiring Harness Installation - 2013 GMC Terrain 56094 Video

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How to Install a Trailer Wiring Harness on a 2013 GMC Terrain 56094


Today on our 2013 GMC Terrain we're going to be installing the CURT t-connector vehicle wiring harness with a 4-pole flat trailer connector, part number 56094. Now we're going to first begin our installation by raising the rear hatch of the vehicle. With our rear hatch raised up we're going to need to remove each of the taillights. Now to do that we'll need to remove the plastic cover here as well… see more >     


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