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Tekonsha T-One Vehicle Wiring Harness Installation - 2019 GMC Terrain Video

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Products Featured in this Video


T-One Vehicle Wiring Harness for Factory Tow Package - 4-Pole Flat Trailer Connector


Tekonsha Custom Fit Vehicle Wiring

189 reviews


Code: 118285

Retail: $57.10

Price:  $21.29
  • Custom Fit Vehicle Wiring
  • Trailer Hitch Wiring
  • Powered Converter
  • Custom Fit
  • 4 Flat
  • Tekonsha



Quickly and easily install a 4-way trailer connector on your vehicle with this custom harness. T-One connector plugs directly into OEM tow package harness - no cutting, splicing or tapping required.


Do you have a question about part 118285?more information >     


How to Install the Tekonsha T-One Vehicle Wiring Harness on a 2019 GMC Terrain


Hey everybody, Ryan here with etrailer. Today on our 2019 GMC Terrain, we're gonna be showing you how to install the Tekonsha 4-way flat vehicle wiring harness. But before we do that, why don't we check it out and make sure this is the right kit for you. So right off the bat, I do wanna address one of the big questions that we get asked and that is, is this kit gonna work with my Terrain or not… see more >     


Info for this part was:

Employee Joshua S
Video by:
Joshua S
Employee Jonathan Y
Video by:
Jonathan Y
Employee David F
Video by:
David F
Employee Aidan B
Video by:
Aidan B
Employee Jacob T
Video Edited:
Jacob T
Employee Dustin K
Video Edited:
Dustin K
Employee Chris R
Video Edited:
Chris R
Employee Cole B
Installed by:
Cole B
Employee Robert C
Test Fit:
Robert C
Employee Ryan G
Test Fit:
Ryan G
Employee Thomas T
Test Fit:
Thomas T

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