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CURT
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2017 - 2020 Buick Envision
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Always the correct part
We know our products
Quality Products
Free Shipping!
| Color | Black |
| Electrical System Type | 3W |
| Finish | N/A |
| Material | Blank |
| Mount Type Description | Blank |
| Output Type | 4-Way Flat |
| Side Application Type Description | Blank |
| T-Connector Location | S5 |
| Tail Light Circuits | 7.5 Amps |
| Turn and Brake Circuits | 7.5 Amps |
| Warranty | One-Year Limited Warranty |

CURT offers a variety of high-quality trailer hitches and accessories for select vehicle models. Find the perfect fit for your towing needs at TowUniverse.
CURT, a Lippert brand, offers a complete line of towing products and is the leading manufacturer of custom-fit trailer hitches. We offer the broadest selection of custom-fit hitches, and each one is designed, welded, and coated in Wisconsin.
CURT is also a leader in flat towing products, as well as 5th wheel, gooseneck, and weight distribution hitches, ball mounts, electrical components, cargo solutions, and other towing accessories.
For everything from passenger cars and vans to full-size pickups and SUVs, CURT is 'The First Name in Towing Products®.'
Experts available to answer your questions
Call 888-634-9494The 17-20 Buick Envision CURT 4-flat Plug and Play Trailer Wiring (Part #CTW194) fits the following vehicles: 2017-2020 Buick Envision. Always verify your specific year, make, and model before ordering.
The 17-20 Buick Envision CURT 4-flat Plug and Play Trailer Wiring (Part #CTW194) fits 2017-2020 Buick Envision models. The 2020 model year is the last year covered by this part number. For newer models, check for an updated version.
Yes, the 17-20 Buick Envision CURT 4-flat Plug and Play Trailer Wiring (Part #CTW194) is designed to fit the 2017-2020 Buick Envision.
The 17-20 Buick Envision CURT 4-flat Plug and Play Trailer Wiring (Part #CTW194) Refer to the included instructions for installation details. Basic hand tools are typically all you need.
Yes, the Curt 56364 is designed for the Buick Envision. It is classified for SUVs, mini and full-sized vans and connects to the vehicle's taillight wiring harness located behind the rear tire along the frame rail.
The connector is rated for 7.5 amps per side on signal circuits and 7.5 amps total on tail/running circuits. Do not exceed the product rating or the tow vehicle lamp load rating, whichever is lower, as exceeding the rating can cause loss of warranty, overheating and potential fire.
You will need a flat blade screwdriver and a cutting tool. The installation does not require drilling or welding.
The vehicle taillight wiring harness connector is located behind the rear tire, along the frame rail. It will be similar in appearance to the custom wiring connector provided with the product.
Locate the vehicle taillight wiring harness connector behind the rear tire along the frame rail. Separate it from the weather seal connector, taking care not to damage the locking tabs. Insert the custom wiring connector end into the vehicle connector, ensuring the connectors are fully inserted with locking tabs in place.
Route the 4-flat connector to the center of the vehicle and out of the trunk when in use. When not in use, roll it up and store it in a convenient, out-of-the-way location inside the trunk. Secure any loose wires with the provided cable ties.
Open the vehicle trunk and locate the storage compartment on the driver side of the cargo area. Open the fuse panel and insert the two provided relays in the location shown in the installation diagram (Figure D).
All installation steps must be followed to ensure the connector functions properly. Test for proper function by using a test light or by connecting a properly wired trailer. For the initial test, reset the vehicle's electrical system by temporarily removing the vehicle key from the ignition.
Do not exceed the product rating or the tow vehicle lamp load rating, whichever is lower. The connector is rated for 7.5 amps per side on signal circuits and 7.5 amps total on tail/running circuits. Exceeding the product rating can cause loss of warranty, overheating and potential fire.
The product includes a custom wiring connector, two relays, and cable ties for securing loose wires.
Yes, the Curt 56364 is designed for Buick Envision SUVs. It connects to the taillight wiring harness behind the rear tire.
You need a flat blade screwdriver and a cutting tool. No drilling or welding is required.
Signal circuits: 7.5 amps per side. Tail/running circuits: 7.5 amps total. Do not exceed the product rating or tow vehicle lamp load rating, whichever is lower.
The manual does not specify whether battery disconnection is required. Consult your vehicle owner's manual or contact the vehicle manufacturer for guidance.
Use a test light or connect a properly wired trailer. Reset the electrical system by temporarily removing the vehicle key from the ignition before testing.
1 compatible vehicles
| Year | Make & Model | Notes |
|---|---|---|
| 2017 - 2020 | Buick Envision | — |


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