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  1. Custom Fit Vehicle Wiring
  2. CURT
  3. 4 Flat
  4. No Tow Package
  5. Trailer Hitch Wiring
  6. Vehicle End Connector
THIS ITEM IS NOT A FIT FOR
1997 Isuzu Rodeo
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CURT

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

Part Number: C56254
In Stock
$49.43
Retail:$82.95
You Save: 40%
Custom Fit Vehicle Wiring
Not Confirmed to Fit

1997 Isuzu Rodeo

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In Use/Installed

etrailer Installation
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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. Converter is made using SMT to ensure superior performance. 1-800-940-8924 to order CURT custom fit vehicle wiring part number C56254 or order online at etrailer.com. Free expert support on all CURT products. Great prices and Fastest Shipping for Curt T-Connector Vehicle Wiring Harness with 4-Pole Flat Trailer Connector. Custom Fit Vehicle Wiring reviews from real customers.
  • All Info
  • Reviews (15)
  • Q & A (0)
  • Photos

CURT Custom Fit Vehicle Wiring - C56254

Highlights

  • Custom Fit for Your Vehicle: Works with your vehicle's wiring
  • Plug-and-Play Install: T-connector plugs inline with factory wiring—no cutting or splicing.
  • Ready for Trailer Lights: 4-pole flat connector powers stop, turn, and tail signals.
  • Reliable Signal Conversion: Built-in converter syncs vehicle wiring with trailer lights.
  • Corrosion Protection: Dielectric grease (sold separately) helps keep connectors clean.
  • Trouble-Free Checks: Works with a circuit tester to confirm proper power at the plug.

Features to know about

Installs Without Cutting or Splicing: Plug-In T-Connector

Wiring up a trailer doesn’t have to mean tearing into factory wires. The Curt T-Connector Vehicle Wiring Harness with 4-Pole Flat Trailer Connector plugs directly into existing vehicle connectors for a simple, no-splice setup. It’s all plug-in, so you can get your trailer lights powered up quickly and confidently without chasing down color codes or cutting insulation.

Keeps Connections Clean and Reliable: Weather-Resistant Design

Electrical problems often start with corrosion, but this harness helps prevent that by using tight-fitting connectors that stay sealed against dirt and moisture. For even more protection, applying dielectric grease to the terminals before installation helps keep contaminants out, ensuring reliable lighting signals every time you tow.

Troubleshooting Made Straightforward: Easy Signal Testing Points

If your trailer lights aren’t responding as expected, this harness makes it simple to test for power at the 4-way connector. You can quickly connect a circuit tester to see if the signal is present before diving deeper into wiring checks. That means less guesswork and faster fixes when you’re trying to get back on the road.

Standard 4-Flat Output: Complete Lighting Functions

The integrated 4-flat connector delivers the essentials—running lights, brake lights, and turn signals—to most small and mid-size trailers. It’s the standard plug type found at the trailer end of countless setups, so you’re ready for straightforward, dependable towing connections.

Specs

  • Image: Comparison chart showing CURT T-Connector vehicle wiring harnesses with labeled connectors and converter boxes for trailer light installation.

56254 Curt T-Connector - Surface Mount Technology - 4 Wire

Installation Details C56254 Installation instructions

This Product Fits The Following Vehicles




Customer Satisfaction Score:

Ratings & Reviews

4.7

15 reviews
5 Stars
(13)
4 Stars
(1)
3 Stars
(0)
2 Stars
(1)
1 Star
(0)
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by:
2014 Hyundai Accent
Hitch and wiring harness for trailer connection are both quality constructed. Installation videos are well done and easy to follow for quick painless installation. And the price paid was very affordable, online ordering painless.
by:
Went in easy enough. Looks like the 4 prong plug could be a little longer. I used some adhesive zip tie holders i had to clean up the wiring a little more. Just zip ties to hold the wires are not enough.
by:
Good instructions, installation was straight forward, not too complicated. The custom plugs made it very easy.
by:
2016 Hyundai Accent
Easy to install and work perfectly. Still working today in spite of being wash regul;arly and generally ignored. I love it.
Mike F. profile picture

Mike F.

5/8/2018

Both wiring harness that I purchased over the last 4 yearsone to a 2014 Tucson & one for a 2016 Accent continue to perform excellently with no issues. Maintenance has consisted of an inspection and sometimes application of WD-40 to minimize the tendency for corrosion of the contact pins. I am very satisfied with this product.

by:
2014 Hyundai Accent
Prompt delivery, Easy installation. Recemmended
by:
Great product best instructions ever
by:
almost three weeks for delivery from the neighboring country... Unacceptable in 2023
by:
Worked great. If there was anything to take a picture of, then I installed it wrong..lol
by:
2013 Hyundai Accent
Quick and easy install. Took about 5 minutes
by:
2017 Hyundai Accent
Outstanding, easy to install with zero trouble.
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2016 Hyundai Accent
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2013 Hyundai Accent
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See what our Experts say about this CURT Custom Fit Vehicle Wiring

  • How to Install a 4-Way Wiring Harness in a 2016 Hyundai Accent Sedan
    Hey Matt. The Curt T-Connector Vehicle Wiring Harness item # C56149 does indeed come with installation instructions. I have linked them below as well. The wiring harnesses you are looking for are located behind the driver's-side and passenger's-side interior trim panels in your rear cargo area. Right behind the tail lights essentially. As far as a ground goes. You can look around for a bolt and clean off the paint around it and attach it to that. Or you can drill a hole, clean the paint...
    view full answer...
  • Which Curt Trailer Wiring Harness Fits 2013 Hyundai Accent Hatchback
    The correct Curt trailer wiring harness for your 2013 Hyundai Accent Hatchback is the part # C56254 and not the # C56049 as it only fits Sedans. I put a note in your order notes that you are going to need to cancel and reorder the correct kit.
    view full answer...
  • Troubleshooting Inconsistent Trailer Stop/Turn Lights with Curt Wiring on a 2013 Hyundai Accent
    Thank you for all of the details about troubleshooting the Curt T-Connector # C56254 on your 2013 Hyundai Accent. Since you said the ground is secured to a clean, bare-metal surface and all of your other wiring looks to be in order it is very possible that the issue is actually on your trailer, but I recommend using a circuit tester # PTW2979 to see whether the power is getting to your 4-Way connector or not. If the tester works fine then the problem is on your trailer, but if it isn't...
    view full answer...
  • Curt T-Connector 4-Pole Trailer Wiring Harness for 2014 Hyundai Accent Sedan
    The correct Curt T-Connector trailer wiring harness for your 2014 Hyundai Accent 4-door sedan is part # C56149. The part you referenced, # C56254, is a correct fit for the Hatchback version, but not for the sedan. This harness offers simple plug-in installation with no cutting or splicing of wires. The install instructions are linked for you. It is a good idea to apply dielectric grease # 11755 to the connectors before installation as this will help prevent entry of contaminants and moisture...
    view full answer...
  • Trailer Turn Signals Do Not Blink In Tandem with the Vehicle Turn Signals
    Usually when towing a trailer, the turn signals will blink together with the tow vehicle and not alternate like what you are describing. So, I would say what you are experiencing is not normal. It is hard to say if it is a problem with the trailer wiring harness # C56254 or something that went wrong during the installation process. I would make sure that all of the grounds are attached to clean and corrosion free bare metal surfaces. I also recommend checking the trailer side connector...
    view full answer...
  • What Size Ball Mount Comes with Hidden Hitch Trailer Hitch for 2016 Hyundai Accent Hatchback
    The ball mount that comes with Hidden Hitch trailer hitch # 60301 (no longer available) for your 2016 Hyundai Accent hatchback is # 3592. On a Class I trailer hitch like this you have to use the ball mount specified by the hitch manufacturer or it voids the hitch warranty. The ball mount must be used in the rise position only. For a 1-7/8 inch ball use # 19256 and for a 2 inch ball use # 19258. And for trailer wiring use # C56254. Please note that the vehicle owner's manual states that...
    view full answer...

Do you have a question about this Custom Fit Vehicle Wiring?


Info for this part was:

Employee Joshua S
Video Edited:
Joshua S
Employee Laura H
Written by:
Laura H
Employee Dustin K
Video by:
Dustin K
Employee Cole B
Installed by:
Cole B
Employee Wilson B
Updated by:
Wilson B
Employee Kristina F
Updated by:
Kristina F
Employee Isabelle B
Updated by:
Isabelle B
Employee David F
Test Fit:
David F

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