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Tekonsha
Verify Fitment
Select your vehicle to confirm this part fits.
1996 - 2000 Chrysler Town & Country
Confirmed to Fit
1996 - 2000 Dodge Caravan
Confirmed to Fit
1998 - 2003 Dodge Durango
Confirmed to Fit
1996 - 2000 Dodge Grand Caravan
Confirmed to Fit
1996 - 2000 Plymouth Grand Voyager
Confirmed to Fit
1996 - 2000 Plymouth Voyager
Confirmed to Fit

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Tekonsha T-One connector (also referred to as T-Connector) wiring harnesses are the fastest and easiest way to add an electrical connector to the back of your vehicle. These connectors are used to link the wiring from your vehicle to the trailer when towing. Tekonsha T-One connectors feature custom designs to fit each vehicle make and model based on manufacturer specifications. Plus, the Plug & Play connectors on the end of the wires make it easy to install. No cutting or splicing!
Tekonsha offers the largest, most complete line of T-One connectors. To install a Tekonsha T-One wiring harness, simply locate your vehicle's wiring harness connector typically behind the vehicle taillight - unplug the connection and insert the T-Connector into the vehicle's harness. It's that easy! So what are you waiting for? Hit the road with the peace of mind only Tekonsha can provide. Life's a Journey. Stop Often.
| BRAND: | TEKONSHA |
| PART NUMBER: | 118334 |
| WARRANTY: | LIMITED 1 YEAR WARRANTY |
| WEIGHT: | 1.1 LBS |
| UNIVERSAL OR SPECIFIC FIT: | SPECIFIC |
| CIRCUIT PROTECTED: | YES |
| HARNESS TYPE: | MALE FEMALE |
| TERMINAL QUANTITY: | 4 |
| WIRE COLORS: | BROWN, GREEN, YELLOW, WHITE |
| WIRE QUANTITY: | 4 |
| WIRE GAUGE: | 16 GA. |
| POWER LEAD REQUIRED: | NO |
| ELECTRICAL SYSTEM TYPE: | 3-WIRE SYSTEM |
| HARDWARE INCLUDED: | YES |

Tekonsha is a leading manufacturer of electronic trailer brake controllers, pioneering the category in the 1970s. The lineup spans proportional units such as the Prodigy P3 and Prodigy iD, time-delayed controllers, the wireless Prodigy RF, plus vehicle-specific wiring harnesses, adapters and trailer brake components engineered for smooth, predictable stopping at any speed.
Tekonsha Engineering Company began in 1964 building RV steps and mirrors. Within a few years it had found its real calling, and by the 1970s Tekonsha was pioneering the manufacture of electronic trailer brake controllers, the product category that still defines the brand. More than half a century later it remains the reference name in trailer braking and is part of the Horizon Global group alongside Reese, Draw-Tite, Fulton, Bulldog and Wesbar.
A brake controller is the component that tells a trailer's electric brakes how hard to work and when, and getting that right is the difference between a controlled stop and a shove from behind. Tekonsha builds both major types. Proportional controllers use an internal accelerometer to sense how quickly the tow vehicle is slowing and apply trailer braking to match, so light braking stays light and hard braking is immediate. Time-delayed controllers ramp to a preset output over a fixed interval, a simpler and more economical approach that suits occasional towing.
The current brake controller range covers most of that ground. The Prodigy iD pairs with a phone through Tekonsha's EDGE technology for setup and monitoring, the P3 offers storable settings for multiple trailers and a trilingual colour LED display, the Prodigy P2 adds a dimmable display and boost mode for heavier loads, and the Voyager keeps operation simple and dependable. The Prodigy RF mounts to the trailer itself and controls wirelessly, which suits rental fleets and drivers who swap tow vehicles.
Installation is supported by vehicle-specific brake control harnesses that plug into a factory connector rather than requiring cut-and-splice wiring, along with mounting brackets and adapters. Matched controller bundles pair a unit with the correct harness. Products are tested to meet and often exceed published industry standards.
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6 compatible vehicles
| Year | Make & Model | Notes |
|---|---|---|
| 1996 - 2000 | Chrysler Town & Country | Tow Harness T: Connector Assembly Uses all existing holes. No Drilling required Install Time is 20 minutes |
| 1996 - 2000 | Dodge Caravan | Tow Harness T: Connector Assembly Uses all existing holes. No Drilling required Install Time is 20 minutes |
| 1998 - 2003 | Dodge Durango | Tow Harness T: Connector Assembly Uses all existing holes. No Drilling required Install Time is 20 minutes |
| 1996 - 2000 | Dodge Grand Caravan | Tow Harness T: Connector Assembly Uses all existing holes. No Drilling required Install Time is 20 minutes |
| 1996 - 2000 | Plymouth Grand Voyager | Tow Harness T: Connector Assembly Uses all existing holes. No Drilling required Install Time is 20 minutes |
| 1996 - 2000 | Plymouth Voyager | Tow Harness T: Connector Assembly Uses all existing holes. No Drilling required Install Time is 20 minutes |
Yes, the Tekonsha T-One T-Connector Harness, 4-Way Flat, w/Converter TK118334 (Part #TK118334) is designed to fit the 1996-2000 Chrysler Town & Country.
The Tekonsha T-One T-Connector Harness, 4-Way Flat, w/Converter TK118334 (Part #TK118334) fits the following vehicles: 1996-2000 Chrysler Town & Country; 1996-2000 Dodge Caravan; 1998-2003 Dodge Durango; 1996-2000 Dodge Grand Caravan; 1996-2000 Plymouth Grand Voyager; 1996-2000 Plymouth Voyager. Always verify your specific year, make, and model before ordering.
The Tekonsha T-One T-Connector Harness, 4-Way Flat, w/Converter TK118334 (Part #TK118334) fits 1996-2000 Chrysler Town & Country models. The 2003 model year is the last year covered by this part number. For newer models, check for an updated version.
The Tekonsha T-One T-Connector Harness, 4-Way Flat, w/Converter TK118334 (Part #TK118334) Refer to the included instructions for installation details. Basic hand tools are typically all you need.
The T-Connector 18334-037 is a wiring adapter that allows you to connect a trailer to your vehicle's electrical system. It works by tapping into the vehicle's existing rear taillamp wiring harness, converting the vehicle's signals to a 4-flat trailer connector. The product includes a black converter box and a complete harness with color-coded ends (yellow and green wires) for each side of the vehicle.
The T-Connector 18334-037 is designed for Minivans and Durango vehicles. The installation procedure differs between these two vehicle types, so you must verify your vehicle model before purchasing. If you own a different vehicle, this connector will not fit.
Yes. For Minivans, the 4-flat connector is routed through the driver's side rear taillamp hole and stored in the jack storage compartment. For Durango, the air baffle must be temporarily removed, and the 4-flat connector is routed underneath the bumper near the vehicle body. The converter box placement also differs: Minivans store it in the jack compartment; Durango stores it behind the air baffle inside the vehicle.
You will need a utility knife to slit the rubber grommet. Cable ties are provided with the product for securing the harness. No other specialized tools are mentioned in the installation instructions.
The package includes the T-Connector harness with yellow and green wire ends, a black converter box, a 4-flat connector, cable ties for securing the harness, and the necessary wiring to connect to your vehicle's taillamp system.
The manual does not specify whether the battery must be disconnected. Consult your vehicle's owner's manual or a qualified installer for guidance on electrical safety before beginning installation.
First, remove both rear taillamp housings and slide the red locking tab on the harness connector to the unlocked position. For Minivans, plug the T-Connector end with the yellow wire between the mating plug on the taillight socket and vehicle wiring harness on the driver's side, then lock with the red tab. Repeat on the passenger's side using the green wire end. For Durango, temporarily remove the black air baffle on the driver's side, place the T-Connector harness behind it, and plug the yellow wire end into the vehicle's wiring harness, then lock the connectors.
In step 3, slit the rubber grommet on the driver's side using a utility knife from the hole where the vehicle wiring passes through to the outside edge. Unwrap the tape around the grommet tabs or cut the tabs off. Repeat on the passenger's side. In step 5, place the rubber grommet back over the T-Connector wiring, push all existing vehicle wiring back into the grommet hole, and seat the grommet back in place on both sides.
The black converter box must be placed inside the vehicle. For Minivans, place it in the jack storage compartment. For Durango, place it inside the vehicle behind the air baffle. The converter box should be secured with double-sided tape, electrical tape, or cable ties to prevent rattling.
Secure the remainder of the T-Connector harness under the bumper with the cable ties provided, being careful to avoid any areas that could cut or pinch the wire. Also secure the black converter box and trailer wiring with double-sided tape, electrical tape, or cable ties to prevent rattling. Tuck any remaining wiring between the bumper fascia or under the bumper.
No. The air baffle removal is only required for Durango vehicles. For Minivans, you do not need to remove the air baffle; instead, you access the taillamp wiring directly and route the 4-flat connector through the jack storage compartment.
For Durango, route the 4-flat connector underneath the bumper, being careful to avoid areas that could damage the wiring. The 4-flat will be secured underneath the vehicle near the bumper. Do not route it through the jack storage compartment as you would on a Minivan.
Yes. After completing the wiring connections and securing the harness, you must reinstall the taillamp housings. Position the wire harness between the housing and the vehicle body to avoid pinching or damaging the wires.
Do not exceed the lower of your towing manufacturer's rating or these limits: Maximum stop/turn light: 1 per side (2.1 amps); Maximum tail lights: 4.2 amps. Overloading the circuit can cause fires. Consult your vehicle's owner's manual and instruction sheet for additional information.
The manual states that overloading the circuit can cause fires and you must not exceed the maximum ratings: 2.1 amps per side for stop/turn lights and 4.2 amps for tail lights. If your trailer exceeds these limits, consult your vehicle's owner's manual, the towing manufacturer's specifications, and a qualified installer to determine if a different connector or wiring solution is required.
After installation is complete, test and verify the installation with a test light or by connecting an actual trailer. All connections must be complete for the T-Connector to function properly. This verification step is essential before towing.
Verify that all connections are complete and secure. Test the trailer lights using a test light or by connecting a trailer to confirm all functions work (stop lights, turn signals, and tail lights). Ensure the black converter box is securely fastened inside the vehicle and the harness is properly routed and secured with cable ties to prevent movement or damage.
You need a utility knife to slit the rubber grommet. Cable ties for securing the harness are provided with the product.
Air baffle removal is required only for Durango vehicles (driver's side only). Minivans do not require air baffle removal.
The manual states that all connections must be complete for the T-Connector to function properly. Verify that: (1) the red locking tabs on both the driver's side and passenger's side connectors are fully locked; (2) the T-Connector ends (yellow and green wires) are fully seated in the mating plugs on the taillamp sockets and vehicle harness; (3) the rubber grommets are properly reseated over the T-Connector wiring; and (4) all trim panels and taillamp housings have been reinstalled. Test the installation with a test light or trailer to confirm all lights function.
Secure the remainder of the T-Connector harness under the bumper with the cable ties provided, ensuring they are tight enough to prevent movement. If the black converter box is also loose, secure it with double-sided tape, electrical tape, or additional cable ties. Be careful to avoid any areas where the cable ties or tape could cut or pinch the wire.



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May 22, 2023