2003 GMC Yukon XL 2500 Trailer Brake Harness

Your 2003 GMC Yukon XL 2500 might be the best vehicle you’ve ever owned. Or you may just be struggling to keep it highway-approved. No matter the situation, Advance Auto Parts has the Trailer Brake Harness you desperately need.

We currently carry 2 Trailer Brake Harness to choose from for your 2003 GMC Yukon XL 2500, and our inventory prices range from as little as $11.99 up to $29.49.

On top of low prices, Advance Auto Parts offers 1 different trusted brands of Trailer Brake Harness for the 2003 GMC Yukon XL 2500. We only sell parts from trusted brands like CURT so that you can find quality parts you can count on.

Have parts delivered straight to your home, or find the nearest Advance Auto Parts store to check out our Trailer Brake Harness stock in-person!

Trailer Brake Harness for Your 2003 GMC Yukon XL 2500

CURT – Trailer Brake Controller Harness (Part No.51352)

Trailer Brake Controller Harness

from

$11.99
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 Cadillac Escalade, Escalade ESV, Escalade EXT, Hummer H2, Chevrolet Silverado and GMC Sierra 1500, 1500HD, 1500 Classic, 1500HD Classic, 2500, 2500HD, 3500, 3500 Classic, Avalanche 1500, 2500, Suburban 1500, 2500, Tahoe, Yukon, Yukon XL 1500 and 2500 (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
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CURT – Trailer Brake Controller Harness (Packaged) (Part No.51353)

Trailer Brake Controller Harness (Packaged)

from

$29.49
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 Cadillac Escalade, Escalade ESV, Escalade EXT, Hummer H2, Chevrolet Silverado and GMC Sierra 1500, 1500HD, 1500 Classic, 1500HD Classic, 2500, 2500HD, 3500, 3500 Classic, Avalanche 1500, 2500, Suburban 1500, 2500, Tahoe, Yukon, Yukon XL 1500 and 2500 (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 2003 GMC Yukon XL 2500 Trailer Brake Harness

What are the most popular Trailer Brake Harness for the 2003 GMC Yukon XL 2500?

With 1 brands you can trust, our most popular Trailer Brake Harness for the 2003 GMC Yukon XL 2500 parts are:
Trailer Brake Controller Harness
from $11.99
This product is not rated
Trailer Brake Controller Harness
Trailer Brake Harness
Trailer Brake Controller Harness (Packaged)
from $29.49
This product is not rated
Trailer Brake Controller Harness (Packaged)
Trailer Brake Harness