2018 GMC Acadia Trailer Brake Control Parts

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Keep Your 2018 GMC Acadia in Top Shape with Quality Trailer Brake Control Parts

Whether you’re repairing or upgrading your Trailer Brake Control Part, using high-quality parts is key to keeping your 2018 GMC Acadia looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Trailer Brake Harness. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Competitive Prices and Extensive Inventory

The average price for a 2018 GMC Acadia Trailer Brake Control Part at Advance Auto Parts is around $22.49, with a range that starts at $20.99 and goes up to $23.99. With 2 options in stock from one trusted brand, finding the right fit is easy. Popular picks like Trailer Brake Controller Harness, Select Enclave, Acadia, Traverse, Outlook and Brake Controller Harness, Select Enclave, Acadia, Traverse, Outlook (Packaged) start at just $20.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Trailer Brake Control Part, don’t forget to check out other key components like Trailer Hitches and Trailer Wiring. At Advance Auto Parts, we’re here to help you keep your 2018 GMC Acadia in peak condition, inside and out.

Essential 2018 GMC Acadia Trailer Brake Control Parts

CURT – Trailer Brake Controller Harness, Select Enclave, Acadia, Traverse, Outlook (Part No.51422)

Trailer Brake Controller Harness, Select Enclave, Acadia, Traverse, Outlook

from

$20.99
A CURT Quick Plug brake controller wiring adapter is one of the fastest and easiest ways to plug your brake controller into your vehicle. It requires no cutting or splicing! Just insert the vehicle-specific plug end into the OEM vehicle’s factory brake controller socket. The other end plugs into your CURT trailer brake controller. Quick Plug harnesses are available for a variety of vehicles and are unique for each vehicle application to provide the easiest possible installation. This particular brake controller harness fits certain years of the Buick Enclave, GMC Acadia, Acadia Limited, Chevy Traverse and Saturn Outlook (see application info to verify fitment). CURT Quick Plug harnesses are compatible with most CURT brake controls and can be used as a replacement or for a new control unit installation. They’re also great for towing all types of trailers with electric brakes. For versatile mounting of your trailer brake controller this Quick Plug wire harness measures two feet long. It also features a slit loom sleeve to keep the wires protected against crushing and abrasions. CURT Quick Plug wire plug-in adapters are made with 12-gauge wires for a reliable connection and braking, and come with zip ties to keep the harness contained and out of sight.

Product Features:
  • Allows a CURT trailer brake controller to be plugged into OEM socket
  • Quick plug harness installs with plug-and-play convenience
  • Wire colors match standard brake controller harnesses
  • Includes 24″ of 12 gauge wire for flexible installation
  • Slit-loom sleeve keeps wires contained and protected
See More

CURT – Brake Controller Harness, Select Enclave, Acadia, Traverse, Outlook (Packaged) (Part No.51423)

Brake Controller Harness, Select Enclave, Acadia, Traverse, Outlook (Packaged)

from

$23.99
A CURT Quick Plug brake controller wiring adapter is one of the fastest and easiest ways to plug your brake controller into your vehicle. It requires no cutting or splicing! Just insert the vehicle-specific plug end into the OEM vehicle’s factory brake controller socket. The other end plugs into your CURT trailer brake controller. Quick Plug harnesses are available for a variety of vehicles and are unique for each vehicle application to provide the easiest possible installation. This particular brake controller harness fits certain years of the Buick Enclave, GMC Acadia, Acadia Limited, Chevy Traverse and Saturn Outlook (see application info to verify fitment). CURT Quick Plug harnesses are compatible with most CURT brake controls and can be used as a replacement or for a new control unit installation. They’re also great for towing all types of trailers with electric brakes. For versatile mounting of your trailer brake controller this Quick Plug wire harness measures two feet long. It also features a slit loom sleeve to keep the wires protected against crushing and abrasions. CURT Quick Plug wire plug-in adapters are made with 12-gauge wires for a reliable connection and braking, and come with zip ties to keep the harness contained and out of sight.

Product Features:
  • Allows a CURT trailer brake controller to be plugged into OEM socket
  • Quick plug harness installs with plug-and-play convenience
  • Wire colors match standard brake controller harnesses
  • Includes 24″ of 12 gauge wire for flexible installation
  • Slit-loom sleeve keeps wires contained and protected
See More

Most Popular Trailer Brake Harness for 2018 GMC Acadias

Enhance your 2018 GMC Acadia with one of the 2 Trailer Brake Harness we have in stock, starting at just $20.99.

CURT – Trailer Brake Controller Harness, Select Enclave, Acadia, Traverse, Outlook (Part No.51422)

Trailer Brake Controller Harness, Select Enclave, Acadia, Traverse, Outlook

from

$20.99
A CURT Quick Plug brake controller wiring adapter is one of the fastest and easiest ways to plug your brake controller into your vehicle. It requires no cutting or splicing! Just insert the vehicle-specific plug end into the OEM vehicle’s factory brake controller socket. The other end plugs into your CURT trailer brake controller. Quick Plug harnesses are available for a variety of vehicles and are unique for each vehicle application to provide the easiest possible installation. This particular brake controller harness fits certain years of the Buick Enclave, GMC Acadia, Acadia Limited, Chevy Traverse and Saturn Outlook (see application info to verify fitment). CURT Quick Plug harnesses are compatible with most CURT brake controls and can be used as a replacement or for a new control unit installation. They’re also great for towing all types of trailers with electric brakes. For versatile mounting of your trailer brake controller this Quick Plug wire harness measures two feet long. It also features a slit loom sleeve to keep the wires protected against crushing and abrasions. CURT Quick Plug wire plug-in adapters are made with 12-gauge wires for a reliable connection and braking, and come with zip ties to keep the harness contained and out of sight.

Product Features:
  • Allows a CURT trailer brake controller to be plugged into OEM socket
  • Quick plug harness installs with plug-and-play convenience
  • Wire colors match standard brake controller harnesses
  • Includes 24″ of 12 gauge wire for flexible installation
  • Slit-loom sleeve keeps wires contained and protected
See More

CURT – Brake Controller Harness, Select Enclave, Acadia, Traverse, Outlook (Packaged) (Part No.51423)

Brake Controller Harness, Select Enclave, Acadia, Traverse, Outlook (Packaged)

from

$23.99
A CURT Quick Plug brake controller wiring adapter is one of the fastest and easiest ways to plug your brake controller into your vehicle. It requires no cutting or splicing! Just insert the vehicle-specific plug end into the OEM vehicle’s factory brake controller socket. The other end plugs into your CURT trailer brake controller. Quick Plug harnesses are available for a variety of vehicles and are unique for each vehicle application to provide the easiest possible installation. This particular brake controller harness fits certain years of the Buick Enclave, GMC Acadia, Acadia Limited, Chevy Traverse and Saturn Outlook (see application info to verify fitment). CURT Quick Plug harnesses are compatible with most CURT brake controls and can be used as a replacement or for a new control unit installation. They’re also great for towing all types of trailers with electric brakes. For versatile mounting of your trailer brake controller this Quick Plug wire harness measures two feet long. It also features a slit loom sleeve to keep the wires protected against crushing and abrasions. CURT Quick Plug wire plug-in adapters are made with 12-gauge wires for a reliable connection and braking, and come with zip ties to keep the harness contained and out of sight.

Product Features:
  • Allows a CURT trailer brake controller to be plugged into OEM socket
  • Quick plug harness installs with plug-and-play convenience
  • Wire colors match standard brake controller harnesses
  • Includes 24″ of 12 gauge wire for flexible installation
  • Slit-loom sleeve keeps wires contained and protected
See More

FAQs for 2018 GMC Acadia Trailer Brake Control Parts

What are the best-selling Trailer Brake Control Parts for 2018 GMC Acadias?

Out of 2 Trailer Brake Control Parts that fit 2018 GMC Acadias, the following parts are the top sellers:

What’s the price range for 2018 GMC Acadia Trailer Brake Control Parts?

The prices of Trailer Brake Control Parts for the 2018 GMC Acadia range from $20.99 up to $23.99 for the most premium parts.

What is the average price of a Trailer Brake Control Part for a 2018 GMC Acadia?

The average price for Trailer Brake Control Parts for the 2018 GMC Acadia is $22.49. Keep in mind the variety of part types within our Trailer Brake Control Part category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Trailer Brake Control Parts for other GMC Acadia model years?

Yes, we carry Trailer Brake Control Parts for 10 model years of GMC Acadias between 2007 and 2017. The following model years are the most popular for Trailer Brake Control Part purchases: 2017, 2016, 2015, 2014, 2013, 2012, 2011, 2010, and 2009.

What are the cheapest Trailer Brake Control Parts for my 2018 GMC Acadia?

The cheapest 2018 GMC Acadia Trailer Brake Control Parts we carry are:

Does Advance Auto Parts sell Trailer Brake Control Parts for any other 2018 GMC models?

What types of Trailer Brake Control Parts do you sell for my 2018 GMC Acadia?

We currently have just 1 Trailer Brake Control Part in stock for a 2018 GMC Acadia, and as of 3/1/26, it is a Trailer Brake Harnes.

Can I get help with 2018 GMC Acadia Trailer Brake Control Part orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about GMC Trailer Brake Control Parts and more.

What is your return policy for GMC Acadia Trailer Brake Control Parts?

Advance Auto Parts keeps returns simple. For new GMC Acadia Trailer Brake Control Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.