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  1. Custom Fit Vehicle Wiring
  2. CURT
  3. Custom Fit
  4. Trailer Hitch Wiring
  5. 4 Flat
THIS ITEM IS NOT A FIT FOR
2009 Chrysler Town and Country

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

Item # C42WR
Retail:$117.95
Our Price: $98.02
You Save: 17%
Custom Fit Vehicle Wiring
Not Confirmed to Fit

2009 Chrysler Town and Country

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Shipping Weight: 1.87 lbs
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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. Powered converter reduces strain on wiring system and is made using SMT to ensure superior performance. 1-800-940-8924 to order CURT custom fit vehicle wiring part number C42WR 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.
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  • Reviews (105)
  • Q & A (0)
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CURT Custom Fit Vehicle Wiring - C42WR

  • Custom Fit
  • Trailer Hitch Wiring
  • 4 Flat
  • CURT

Quickly and easily install a 4-way trailer connector on your vehicle with this custom harness. T-connector plugs directly into existing wiring. Powered converter reduces strain on wiring system and is made using SMT to ensure superior performance.


Features:

  • Provides a 4-way flat trailer connector at the back of your vehicle to power your trailer's signal lights
    • Compatible with 5-pole, 6-pole and 7-pole adapters (sold separately)
  • Connects quickly and easily
    • Locate connection points behind tail lights
    • Plug in T-connector
    • Run hot lead to car battery
  • Includes a tail light converter to ensure that your vehicle's wiring matches that of your trailer
    • Powered module connects directly to battery to avoid overloading vehicle's electrical system
  • Constructed using surface-mount technology (SMT) for consistent, reliable performance
    • Maximizes trailer light yield and intensity while producing minimal heat
    • Ensures superior operation in rough road conditions
  • Comes with dust cap for 4-way flat connector


Specs:

  • Maximum amperage:
    • Stop/turn lights: 3 amps per circuit
    • Tail lights: 6 amps per circuit
  • Limited 1-year warranty


Installation

This custom-fit T-connector plugs into your vehicle's wiring harness, which is located behind the driver's-side and passenger's-side tail lights. Once you've plugged in the T-connector, run the hot lead up to your car battery. Connect the lead to the included fuse holder, and then connect the fuse holder to the positive terminal on your battery.


Once installation is complete, the 4-way connector will be stowed in an out-of-the-way location within your cargo area.


It is recommended that you use a small amount of grease on all electrical connections - the plugs on your automobile and the 4-pole connector itself - to help prevent corrosion.


Powered Tail Light Converter with Surface-Mount Technology

A tail light converter is built into this T-connector. This converter is a circuit-protected, battery-powered unit that bypasses the electrical routes that are used by a basic wiring harness. As a result, there is virtually no draw on your tail light circuits.


Because most trailers run on a two-wire system - wherein the brake and turn signals are carried on one wire - the separate brake and turn signals from your vehicle's three-wire system need to be combined so they are compatible with the wiring system of the trailer. This converter combines the brake and turn signal functions of your automobile so that they run on one wire to properly activate your trailer's tail lights. Note: This will not affect how the tail lights on your vehicle operate.


Curt builds each tail light converter using surface-mount technology (SMT). This method of construction involves soldering electronic components directly to the surface of a printed circuit board. SMT eliminates the need for leads, which are used in older through-hole technology. The result is a circuit board that is smaller yet provides more routing area and that offers superior performance, reliability and durability.


Curt SMT Circuit Boards

Circuit boards constructed using SMT have been shown to perform better under rough conditions with excessive vibration than those made using the through-hole method. And where would vibration be more likely to occur than in towing applications? Curt converters also produce less heat, leading to increased durability and longer life. In addition, lower levels of resistance ensure better performance, especially for parts that operate at higher frequencies.


Each Curt circuit board is made using high-quality components that are pieced together in the most technologically savvy fashion, leading to greater predictability and reliability in functioning.



56468 Curt T-Connector Vehicle Wiring Harness with 4 Pole Trailer Connector

Installation Details C42WR Installation instructions

This Product Fits The Following Vehicles




Customer Satisfaction Score:


Customer Reviews

Curt T-Connector Vehicle Wiring Harness with 4-Pole Flat Trailer Connector - C42WR

Average Customer Rating:  4.7 out of 5 stars   (105 Customer Reviews)

Quickly and easily install a 4-way trailer connector on your vehicle with this custom harness. T-connector plugs directly into existing wiring. Powered converter reduces strain on wiring system and is made using SMT to ensure superior performance.

by:

Great product. Right price, fast delivery, and quick response time. Thank you.



by:

Excellent harness, fit as it should



by:

Kelsey was a great help. Courteous and knowledgeable. I haven’t installed the part yet, but have no reason to believe everything will work. Will come back for my trailers camper needs.



by:

Easy to install. Works great.



by:

First of all, I initially ordered the wrong item and reached out to etrailer. I spoke to Will S. in Customer service, who could not have been more professional, courteous and helpful. In the past few years, most corporate customer service has been horrible, but not at etrailer, it was exceptional. Will S. is an asset to the organization and I will be using etrailer in the future simply because of the experience I had correcting my own mistake. Thank you Will.

Regarding the setup, it was a bit more difficult than I thought it would be. The reviews said a simple setup, but the definition of simple is subjective.

A few months ago, I ordered a receiver and wiring harness for my Subaru CrossTrek the reviews said installing the harness was 'simple'. I didn't believe it, but when I installed the harness, the wiring process involved simply plugging in the harness. (Just plug the harness into the factory plug behind the rear seat). Yes I had to lift the carpet a bit to find the plug, but that was it.

This harness for my Ford Bronco, involved disconnecting the tail lights and inserting the harness plug mid-stream between the separated connectors. This was not too bad, but the installation also required running a power line to the battery.

Fortunately, the Bronco has powered Aux switches, so I ran the wire to the number 6 Aux connection and it worked great. Then I spent the next hour shimmying under the vehicle to thread the power line through and tie-wrap it to other wires under the vehicle.

So, yes the installation is simple. However, as stated previously, simple is a subjective word.

Etrailer Expert

Jenny N.

2/25/2023

Yep, it really depends on the vehicles wiring as to how simple the installation will be. I appreciate a good shortcut however I need to say that actually running the power wire to the battery is the best bet. Wiring it to anywhere else may damage the vehicle wiring as it could overload it. I have a helpful FAQ for tips on running the wire to the battery.



by:

Product was for LED Broncos, mine is a Base. Had to have a trailer shop swap wires in the harness. Worked for a while and now one brake light on the Bronco is out. Ripping this out and getting the proper Ford harness.



by:

Really easy to install, on the bronco I ran it behind the paneling and use the 12v outlet for power. The wiring stored in the jack compartment. It’s a cleaner install than putting everything under the car.



by:

It was straight forward and functional.



by:

Great product and service. Thank you

Kevin

10/22/2023

still working great

Etrailer Expert

Mike L.

11/10/2023

@Kevin Great, glad to hear that!


by:

Very easy installation. Incredible product at a great price.



by:

Very happy with the quality and ease of installation.



by:

Good instructions and all worked just fine for my 2022 Bronco.



by:

It worked out after I modified the wiring. This harness is for bronco with LED lights.



by:

Worked nice for what I needed it to do on my trailer.Easy install great service E Trailer thank you



by:

This wiring harness was a piece of sh@t! If it wasn’t for the guy on the [onllne] channel “Budget Bronco” I never would of gotten this thing to work. Watch the video!

Etrailer Expert

Jenny N.

9/20/2022

I recommend watching the video review that we have in the link below.



by:

The OEM kit requires tapping into existing wires which increases risk of corrosion. This kit taps into existing connectors to alleviate that risk. I did modify it so it fits the OE hitch to look like it was factory installed. It was easy to install, works perfect, and eTrailer was great with the order and shipping, too.



by:

Installed on a customers vehicle. No right rear turn signal was my reward. Made me look like a fool when I said sorry but I have to call the company and you’ll have to bring your brand new Bronco back again. After speaking with a rep who was helpful she read the reviews and was like yeah sorry some of them are wired wrong. I’d pay 2 3 4 times as much for a quality part that lasted is a 60k dollar ride.



by:

The wiring harness worked, I put the other harness on and no left or right

lights, this c42wr did the job. thanks
the other items have not installed yet next project



by:

Wiring worked perfect. Installed in a couple hours and towed it home.



by:

Very easy to install.



by:
2021 Ford Bronco

2021 bronco. Great quality but… the passenger taillight plugs had the wiring wrong. I found that the right blinker wasn’t working because of the way they had the pins pushed into the plugs in the wrong location. They had the pin for turn signal in a part of the plug that didn’t go to anything on the vehicle side. The green wire should have been where the white wire with black mark is. I was able to pull the plugs apart and move the pins into the correct locations. CURT NEEDS TO FIX THIS.
And maybe it was only the one I received.

Etrailer Expert

Thomas M.

1/24/2022

I have reached out to Curt, they mentioned that this harness will only work with LED tail lights. They have passed this issue to their engineering team to research.



by:

This was has been a great purchase. Fast delivery, and easy install! I recommend it hightly!



by:

everything works as it should!



by:

The wiring harness I received does not fit my 2022 bronco had to return it and order a new one.

Etrailer Expert

Mike L.

8/26/2022

It could be possible you purchased the wrong harnesss. The Curt # C42WR you purchased is for 2022 Ford Bronco models with LED taillights. If you do NOT have LED taillights, youd need part # C87BR instead.



by:

I have a 22 Bronco, wiring harness arrived 2 days early. So easy to install, finished in about an hour. Everything functions as it is suppose to. Excellent product, excellent customer service response getting harness out in the mail. Recommend to all.


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Show More Reviews

See what our Experts say about this CURT Custom Fit Vehicle Wiring

  • Recommended 7 Pin Connector For A 2021 Ford Bronco
    When it comes to installing a 7 pin connector on your 2021 Ford Bronco with LED Taillights you first will need The Curt T-Connector Vehicle Wiring Harness with 4-Pole Flat Trailer Connector # C42WR. Next you will need The Universal Installation Kit for Trailer Brake Controller - 7-Way RV and 4-Way Flat - 10 Gauge Wires # ETBC7.
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  • Correct Curt T-Connector Vehicle Wiring Harness for 2022 Ford Bronco
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  • Can Curt Wiring Harness Power Wire Connect to 2023 Ford Bronco Auxiliary Switch
    I reached out to Curt about this and they said the power wire for the # C42WR must run directly to the battery. It would be really convenient if it worked with the auxiliary switches, but you would potentially blow the fuses and cause other problems with your 2023 Ford Bronco if you installed it that way.
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  • Selecting Correct Curt 4-Way Vehicle Wiring Harness For Towing With a 2024 Ford Bronco
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  • Recommended Hitch for a 2022 Ford Bronco
    To add a hitch to your 2022 Ford Bronco, I recommend the Curt Trailer Hitch item # C76WR. This hitch is custom fit and easily installs on your bumper with four included bolts. This is a class III hitch with a 2" receiver. It has a 3,500 lbs towing capacity and a 350 lbs maximum tongue weight. I have linked an installation video below. If you are planning on towing you will also need a wiring harness item # C87BR for incandescent bulbs or item # C42WR for LED lights and a ball mount...
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  • Curt Trailer Wiring Harness that Fits 2021 Ford Bronco
    Curt has a trailer wiring harness that fits your 2021 Ford Bronco with the part # C42WR which is a plug and play style of harness but the part number you mentioned is not the correct kit to use.
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  • Does the Curt Hitch 13493 Fit a 2024 Ford Bronco?
    Yes, it does. The Curt Hitch 13493 or our part number item # C76WR is confirmed to fit the 2024 Ford Bronco. This hitch is custom fit and bolts to your Bronco with included hardware. This is a class III hitch with a 2" receiver. It has a 3,500 lbs towing capacity and 350 lbs maximum tongue weight. I really like this hitch because of how easy it is to install it. You only have to install four bolts to your rear bumper to get this hitch set up. I have linked an installation video below along...
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  • Recommended Trailer Hitch Receiver And Trailer Wiring Harness For A 2021 Ford Bronco
    For your 2021 Ford Bronco I recommend the Curt Trailer Hitch Receiver - Custom Fit - Class III - 2" # C76WR. This hitch has a simple no-drill, bolt-on installation comes with all of the necessary hardware included. The gloss black powder coat finish over protective base coat is going to offer a superior rust resistance to last a lifetime. For the trailer wiring harness I recommend the Curt Powered Tail Light Converter with 4-Pole Flat Trailer Connector # C59236 if you do not have LED...
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  • Best 4-Flat Wiring Harness for a 2021 Ford Bronco Sport
    I have a solution for you that has the same plug n play installation but the part you referenced does not fit your 2021 Ford Bronco Sport. You will want Tekonsha T-One Vehicle Wiring Harness item # TK46FR. This custom-fit T-One connector plugs into your Bronco's wiring harness, which is located in the rear cargo area. I have linked an installation video so you can follow along with the process.
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  • Recommended 4-Way Wiring Harness for a 2021 Ford Bronco
    The Curt Wiring Harness item # C42WR is the same as part number 56468. We just use a different inventory number than Curt does. This wiring harness is confirmed to fit the 2021 Ford Bronco's with LED lights. If your Bronco has incandescent bulbs you will need item # C87BR.
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  • Troubleshooting Curt T-Connector Wiring Installation on a 2022 Ford Bronco Badlands
    It sounds like something is wrong with the Curt T-Connector # C42WR you've installed on your 2022 Ford Bronco. To start off checking you'll want to look at the 12V power connection and the ground connection. Make sure there is power getting from the battery to the convert box and that your ground is securely connected to a clean, bare-metal surface. Also make sure the wiring is in good shape without any bends or exposed wiring. If all of that looks good then the next step is to test the...
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  • Correct 4-Way Wiring Harness for 2023 Ford Bronco With LED Lights
    Since you have LED lights on your 2023 Ford Bronco you want to use the Curt # C42WR. This will plug into the connection point behind your tail lights and provide you with a 4-way to power your trailer's signal lights. The # C87BR you looked at is for vehicles with incandescent or halogen lights.
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  • How to Install Curt Trailer Hitch on 2024 Ford Bronco
    It honestly couldn't be any easier to install the Curt trailer hitch on your 2024 Ford Bronco, and I'll explain but first here is the correct part number for the hitch that fits: - Curt Trailer Hitch Receiver # C76WR Now, to install the # C76WR all you do is lift it up, insert the included bolts through the holes, and torque them. That's literally all there is to it. I have added a cut out below of the instructions showing the complete install so you can see how simple it is. If you...
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  • Troubleshooting 4-Way Connector Install On 2022 Ford Bronco LED Tail Lights Brake Lights Not Working
    It sounds like there is either an issue with the powered converter or the brake wire which attaches to your 2022 Ford Bronco. You can use a Test Light # PTW2993 to test for power on the red wire of either the Tekonsha # TK99VR or Curt # C42WR when you press the brakes on your Bronco. If you have power on the red wire going into the converter and nothing coming out for the brake lights then you know the converter is defective. If you find there is no power on the red wire connecting to the...
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  • Will Curt Trailer Hitch Receiver Fit 2023 Ford Big Bend Bronco
    Yes, the Curt Trailer Hitch Receiver # C76WR fits all models of the 2023 Ford Bronco. That includes your Big Bend trim. It has a simple bolt-on installation and comes with a limited lifetime warranty. If you plan on towing, you will also need wiring and a ball mount. If you have LED taillights you need the # C42WR and for incandescent you need # C87BR. For a ball mount, check out the Curt Towing starter kit # C45534. This comes with a 2" ball, hitch pin, hitch receiver lock, hitch cover,...
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  • Selecting the Correct Curt T-Connector Wiring Harness For a 2022 Ford Bronco
    There are 2 different Curt T-Connector Vehicle Wiring Harness for your 2022 Ford Bronco as one is compatible with LED tail lights while the other is for models with incandescent tail lights. For LED tail lights you will need the Harness # C42WR. For incandescent tail lights you will need the Harness # C87BR.
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  • Recommended Wiring Harness for a 2023 Ford Bronco
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  • Parts Needed to Tow a Trailer w/ Brakes w/ a 2023 Ford Bronco
    To install a 7-Way harness on your 2023 Ford Bronco you will need two separate wiring harnesses because they don't make just one harness that will add a 7-way. The first harness you'll need is the Curt T-Connector Vehicle Wiring Harness item # C42WR for LED lights or item # C87BR. This custom-fit T-connector plugs into your Bronco's wiring harness, which is located behind the LED tail lights. This will provide you with a 4-flat connector. The second harness you will need is the Universal...
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  • Correct Curt Wiring Harness for 2023 Ford Bronco with LED or Halogen Tail Lights
    It does matter if your 2023 Ford Bronco has LED lights or not, but once you figure that out it's just a simple matter of getting either of these harnesses: - With LEDs # C42WR - Without LEDs # C87BR Both options plug in behind your tail lights and then draw power from the vehicle battery via the included wiring lead. I also recommend picking up the mounting brackets # C57202 and # BK4F so you can secure the 4-Way connector next to your hitch receiver for easy access.
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  • Recommended 7-Way Connector for a 2023 Ford Bronco w/ LED Tail Lights
    To install a 7-Way harness on your 2023 Ford Bronco you will need two separate wiring harnesses because they don't make just one that'll do the job. The first harness you'll need is the Curt T-Connector Vehicle Wiring Harness item # C42WR. This custom-fit T-connector plugs into your Bronco's wiring harness, which is located behind the LED tail lights. This will provide you with a 4-flat connector. The second harness you will need is the Universal Installation Kit for Trailer Brake Controller...
    view full answer...
  • Recommended Hitch for a 2023 Ford Bronco
    The best option to add a hitch to your 2023 Ford Bronco is the Curt Trailer Hitch item # C76WR. This hitch is custom fit and bolts to your Bronco with included hardware. This is a class III hitch with a 2" receiver. It has a 3,500 lbs towing capacity and 350 lbs maximum tongue weight. I have attached a couple of pictures below along with an installation video so you can see what this hitch looks like when installed. If you are planning on towing you will also need a wiring harness item...
    view full answer...
    Image 1 for Image 2 for
  • Recommended Hitch for a 2023 Ford Bronco
    The best hitch for your 2023 Ford Bronco is going to be the Curt item # C76WR. This hitch is custom fit and bolts to your Bronco with included hardware. This is a class III hitch with a 2" receiver that has a 3,500 lbs towing capacity and a 350 lbs maximum tongue weight. The reason this hitch is the best option for your Bronco is its ease of install. The Curt item # C76WR attaches to your rear bumper bar with 4 bolts. No cutting or trimming required. If you are planning on towing you...
    view full answer...
    Image 1 for Image 2 for
  • How to Add a 7-Way Connector for a 2023 Ford Bronco w/out the Factory Towing Package
    To install a 7-Way harness on your 2023 Ford Bronco without the towing package, you will need two separate wiring harnesses because they don't make just one that'll do the job. The first harness you'll need is the Curt T-Connector Vehicle Wiring Harness item # C42WR for LED tail lights or item # C87BR for incandescent lights. This custom-fit T-connector plugs into your Bronco's wiring harness, which is located behind the tail lights. This will provide you with a 4-flat connector. The...
    view full answer...


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


Info for this part was:

Employee Lindsey S
Edited by:
Lindsey S
Employee Jeff D
Installed by:
Jeff D
Employee Jameson C
Expert Research:
Jameson C
Employee Dustin K
Video by:
Dustin K
Employee Wilson B
Updated by:
Wilson B
Employee Mike S
Written by:
Mike S
Employee Bradley B
Test Fit:
Bradley B

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