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Trailer Wiring Harness Installation - 2013 GMC Terrain Video

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Products Featured in this Video


T-One Vehicle Wiring Harness with 4-Pole Flat Trailer Connector


Tekonsha Custom Fit Vehicle Wiring

162 reviews


Code: 118494

Retail: $87.11

Price:  $61.54
  • 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 wiring harness. T-One connector plugs directly into existing wiring. Powered ModuLite reduces strain on wiring system.


Do you have a question about part 118494?more information >     


How to Install a Trailer Wiring Harness on a 2013 GMC Terrain


Today on our 2013 GMC Terrain, we're going to be taking a look at and installing the tow ready, T1 Vehicle wiring harness with four pull back trailer connector. Part number 118494. Here's what this wiring harness is going to look like once it's installed on the vehicle. As you can see, gives us a four-fold connector here through the vehicle. It's nice because it gives us a module that what it does… see more >     


Info for this part was:

Employee Zack K
Video Edited:
Zack K
Employee Joshua S
Video Edited:
Joshua S
Employee Jacob T
Video Edited:
Jacob T
Employee Chris R
Video Edited:
Chris R
Employee Nicholas E
Test Fit:
Nicholas E
Employee Jared G
Test Fit:
Jared G
Employee Matthew S
Test Fit:
Matthew S
Employee Brent H
Test Fit:
Brent H
Employee Shane H
Test Fit:
Shane H
Employee Robert C
Test Fit:
Robert C
Employee Kathleen M
Video by:
Kathleen M
Employee Jonathan Y
Video by:
Jonathan Y
Employee Cole B
Installed by:
Cole B

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