Trailer Wiring Harness Installation - 2003 Chevrolet Express Van 31345 Video
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How to Install a Wiring Harness for a Trailer on a 2003 Chevrolet Express Van 31345
Today on this 2003 Chevrolet Express Van we are going to install part number 31345 from Hopkins. This wiring harness plugs into the existing factory harness and the connection points are located inside the vehicle, below both tail lights. The first thing we are going to do is get inside the vehicle and we will remove some panels to get to our wire harness. :19… see more >
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