Tekonsha T-One Vehicle Wiring Harness Installation - 2017 GMC Savana Van Video

If your 2015 GMC Savana came with the factory tow package then #HM40975 would plug into a factory harness already present under the van. It is usually tucked up above the spare tire or in that generally area. If that harness is not present on your…

The trailer wiring harness for your 2019 GMC Savana 2500 van will simply plug into connectors behind the trim panels inside the rear of your van, and does not have a converter. The correct wiring harness is the T-One Vehicle Wiring Harness with…

If your trailer has 7 wires running all the way back to the brakes, then yes, you can tap into the existing wiring. Each of your new brakes will have two wires for the brake magnet. One wire is for 12 volt power to the brake magnets and the other…

Thank you for all of the information and pictures! It looks like you should at least have some wiring already run on your 2019 Chevy Express Van 3500 so I'm just as confused as to why you don't have a round plug with a cap inside the…

For the 2019 Chevy Express Van 2500 without a towing package, you will need the Tekonsha T-One Vehicle Wiring Harness with 4-Pole Flat Trailer Connector part #118392 which will give you a 4-pole to start with if you don't already have one. Then…

You will need to start with a 4-way. For that you would want the #118392. From there you would need to convert the 4-way to a 7-way so that you can install the Tekonsha Voyager brake controller #39510. For that you will want the Brake Controller…

If you do not have the towing package you will need to add a 4-way connector like the T-One Vehicle Wiring Harness with 4-Pole Flat Trailer Connector, part #118392. I have attached a link to an installation video for this wiring harness you can check…

From your photo it does not look like the 2018 GMC Savana Van has a 7-way factory tow package. There is not a 7-way pin available that plugs into the plug you have shown. First you would need T-One Vehicle Wiring Harness with 4-Pole Flat Trailer…

For some vehicles there is an install harness that will allows for a quick brake controller install, but not all vehicles come equipped with this. Your 2017 GMC Savana does not have this and you'd have to hardwire in a controller. Vehicles with…

As long as your current mirrors look like the mirrors in the picture I attached the Longview Tow Mirrors part #LVT-1700 that you referenced would fit and work well for you. I attached an install video for these tow mirrors for you to check out as…