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Tekonsha T-One Vehicle Wiring Harness Installation - 2014 GMC Terrain Video

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How to Install the Tekonsha T-One Vehicle Wiring Harness on a 2014 GMC Terrain


Hello neighbors, it's Brad here at etrailer, and today we're taking a look at installing the Tekonsha Trailer Wiring Harness on a 2014 GMC Terrain. Here we have our trailer wiring, actually installed on the vehicle. And if you've ever seen cars with their 4-poles hanging out, that's because it lives inside the vehicle. You don't have to run it down and loop it to your trailer hitch. So, whenever… see more >     


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