2020 GMC Terrain Trailer Wiring

Name: T-One Vehicle Wiring Harness with 4-Pole Flat Trailer Connector
Brand: Tekonsha
SKU: 118764
Price: 62.88 USD
Availability: InStock
Rating: 4.86 (50 reviews)

Expert Review Video:

Best 2020 GMC Terrain Custom Fit Vehicle Wiring Harness Options

Select Vehicle Style:

Filter Results

T-One Vehicle Wiring Harness with 4-Pole Flat Trailer Connector
without factory tow package

Shown on 2020 GMC Terrain

50 reviews

Code: 118764

Retail:$99.60

Our Price: $62.88

You Save: 37%

In Stock

Custom Fit Vehicle Wiring Specs:

Trailer Hitch Wiring
Powered Converter
Custom Fit
4 Flat

Plug-In Location:

Behind driver and passenger side tail lights

Features:

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.

Installation Notes:

Exterior mounted plug on some or all models. May require an aftermarket electrical mounting box or bracket (sold separately)

More Information >

Curt T-Connector Vehicle Wiring Harness with 4-Pole Flat Trailer Connector
with factory Tow package

Shown on 2020 GMC Terrain

124 reviews

Code: C94FR

Retail:$72.27

Our Price: $37.29

You Save: 48%

In Stock

Custom Fit Vehicle Wiring Specs:

Trailer Hitch Wiring
No Converter
Custom Fit
4 Flat

Plug-In Location:

Under vehicle, center

Features:

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

More Information >

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

Shown on 2020 GMC Terrain

189 reviews

Code: 118285

Retail:$57.10

Our Price: $21.14

You Save: 63%

In Stock

Custom Fit Vehicle Wiring Specs:

Trailer Hitch Wiring
Powered Converter
Custom Fit
4 Flat

Plug-In Location:

Under vehicle, driver side

Features:

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.

Installation Notes:

Exterior mounted plug on some or all models. May require an aftermarket electrical mounting box or bracket (sold separately)

Tech Tip:

Product contains relays needed to activate the tow package.

More Information >

Explore Expert Info

on Custom Fit Vehicle Wiring

Videos

for Custom Fit Vehicle Wiring

Help Articles

for Custom Fit Vehicle Wiring

Expert Answers

for Custom Fit Vehicle Wiring

Choosing the Right Trailer Wiring

Tow Ready 4-Pole Mounting Bracket Installation

Choosing the Right Brake Controller

Curt 4-Pole Flat Trailer Connector Mounting Bracket Review

Curt Powered Tail Light Converter Installation - 2023 Kia Telluride

Curt T-Connector Vehicle Wiring Harness Installation - 2023 Kia Sportage

Curt Powered Tail Light Converter Installation - 2022 Toyota Sienna

Brophy Mounting Bracket for 4-Pole Flat Trailer Connector Review

Curt T-Connector Vehicle Wiring Harness Installation - 2023 Toyota RAV4

Curt T-Connector Vehicle Wiring Harness Review C56040

Hopkins 7- and 4-Pole Trailer Connector Socket Review

Tekonsha T-One Vehicle Wiring Harness Installation - 2023 Toyota Highlander

Brake Controller 7- and 4-Way Installation Kit (ETBC7)

How to Choose the Right Trailer Hitch Class

Trailer Wiring Diagrams

My Trailer Hitch Doesn&amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;#39;t Fit

My Trailer Hitch Doesn&amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;#39;t Fit

Wiring Trailer Lights with a 7-Way Plug (It&amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;#39;s Easier Than You Think)

Wiring Trailer Lights with a 7-Way Plug (It&amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;#39;s Easier Than You Think)

How to Measure for Trailer Hitch Drop

Brake Controller Installation: Starting from Scratch

Wiring Trailer Lights with a 4-Way Plug (It&amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;#39;s Easier Than You Think)

Wiring Trailer Lights with a 4-Way Plug (It&amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;#39;s Easier Than You Think)

Routing the Power Wire for a Trailer Wiring Harness

Rooftop Cargo Carriers

Ball Mount Basics: Weight Capacity, Class, and Size

Towing a Trailer? Let&amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;#39;s Talk About Brake Controllers

Towing a Trailer? Let&amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;#39;s Talk About Brake Controllers

What is the Difference Between a Class II and a Class III Hitch?

The difference between the Class II and Class III hitches has to do with their Gross Trailer Weight (GTW), their Tongue Weight (TW), and their Hitch Receiver Size. Class II trailer hitch receivers have a 1-1/4 inch receiver and can be rated up to…

view full answer...

What is the Difference Between a 4-Way and 7-Way Trailer Connector

A 4-Way trailer connector has the basic lighting functions only; running lights, left turn signal and brake lights, right turn signal and brake lights, and ground. A 7-Way has these functions and a 12 volt circuit, a circuit for electric trailer…

view full answer...

Difference Between Curt and etrailer Trailer Hitch Receivers for 2020 Chevy Colorado

There is only one difference between the Curt Trailer Hitch Receiver #C13176 and etrailer Trailer Hitch Receiver #e98909 that fit your 2020 Chevrolet Colorado, which is the finish. The Curt trailer hitch has a glossy black finish while the etrailer…

view full answer...

What Is An OEM Prep Package And How Do I Know If I Have It

The OEM prep package consists of 4 &amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;quot;pucks&amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;quot; in the bed of the truck that will allow you…

view full answer...

Yes, we do. To add a hitch to your 2024 Toyota Grand Highlander, I recommend the Curt Trailer Hitch item #C26VV. This hitch is custom fit and bolts to your Toyota with included hardware. This is a class III hitch with a…

view full answer...

Trailer Hitch and Wiring Confirmed to Fit the 2024 Toyota Grand Highlander

Yes! We have both a hitch and wiring for your 2024 Toyota Grand Highlander. Hitch - Curt Trailer Hitch Receiver #C26VV Wiring - #C59236 If you are planning to do any towing, you can add the etrailer Ball Mount Kit #989900 to round out a tow package.

view full answer...

Availability Of Trailer Wiring Harness For A 2024 Toyota Grand Highlander

As far as wiring for the 2024 Toyota Grand Highlander, we do have the Curt #C59236 available which is more of a universal hardwire harness. Unfortunately there are not any plug-and-play options that have been confirmed to fit as of yet (October 4,…

view full answer...

Difference Between Curt &amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp; etrailer Trailer Hitches For 2024 Subaru Crosstrek Wilderness

Yep, so long as your 2024 Subaru Crosstrek Wilderness is not a hybrid both the Curt and etrailer hitches will fit: - Curt Trailer Hitch Receiver #C13382 - etrailer Trailer Hitch Receiver #e98912 The only difference besides price is the finish; the…

view full answer...

7-Way Trailer Wiring Harness for 2024 Hyundai Santa Cruz

For your 2024 Hyunda Santa Cruz we have the Curt 7-way kit part #C68JR that is a confirmed fit. This installs by plugging into a factory wiring connector on your vehicle which means a really easy install that…

view full answer...

What Does the Curt Hitch Look Like When Installed on a 2024 Toyota Grand Highlander?

I have attached a picture below of the Curt Hitch item #C26VV installed on a 2024 Toyota Grand Highlander. I really like this hitch because the crosstube installs behind the rear bumper leaving only the…

view full answer...

How to Tell if 2019 Toyota Highlander Has Factory Tow Package

For some reason Toyota isn&amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;amp;#39;t very forthcoming with how to figure out if you have the tow package or not. From my understanding all of the V6 models of the 2019 Toyota…

view full answer...

How Do I Tell if My Hyundai Santa Fe Has a Tow Package?

A tow package for your 2007 Hyundai Santa Fe could be a frame mounted trailer hitch and trailer wiring harness. If you have either or both of those two things you could pretty easily assume you have the tow package. Another option you have is to…

view full answer...