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Trailer Wiring Harness Installation - 2010 GMC Terrain Video

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How to Install a Trailer Wiring Harness on a 2010 GMC Terrain


Today on our 2010 GMC Terrain, we're going to install the Tow Ready T-One Connector part number 118494. First, we'll need to access the rear cargo area. We'll remove the two tail light screw lens covers and then we're going to remove the two fasteners. With our fasteners removed, we can go ahead and gently pry the lens away from the body of the vehicle. See, now exposes the tail light wiring… see more >     


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Employee Zack K
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