GMC Sierra Hitch Wiring
- CURT®5th Wheel and Gooseneck Wiring5th Wheel and Gooseneck Wiring by CURT®. There is nothing like the luxury and power that go along with heavy-duty towing. 5th wheel RVs offer a deluxe, home-away-from-home experience unlike any other, while gooseneck trailers possess a...Provides an extra connector for plugging in your trailer wiringIncludes a right-angle plug for easy installation$72.95 - $826.62
- Dorman®Trailer Hitch Electrical Connector PlugsTrailer Hitch Electrical Connector Plugs by Dorman®. Restore the brake lights and turn signal on your trailer to proper operation with Dorman's Trailer Hitch Plug. The Plug is constructed from durable materials to protect the wiring...Hitch Plug cap flips over to prevent corrosion and other damageDirect replacement for a proper fit$22.05 - $29.69
- CURT®T-ConnectorT-Connector by CURT®. A CURT custom wiring connector (sometimes called a T-connector) is a simple, plug-and-play electrical device that eliminates the need for cutting, splicing and soldering when installing vehicle-to-trailer wiring....Creates a safe, reliable connection between your tow vehicle and your trailerTested in-house for safety$13.15 - $107.26
- CURT®Towed-Vehicle RV HarnessTowed-Vehicle RV Harness by CURT®. If you're towing your vehicle along for your next RV adventure, Bring It® with CURT! CURT towed-vehicle RV harnesses are the ideal solution to connecting your vehicle's electrical system to your RV...Creates a safe, reliable connection between your tow vehicle and your trailerTested in-house for safety$56.07 - $119.68
- Husky Towing®Trailer Wiring ConnectorTrailer Wiring Connector by Husky Towing®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...Impact And Corrosion ResistantEasy-Pull Grip Design$7.30 - $113.99
- Tekonsha®T-One ConnectorT-One Connector by Tekonsha®. Wire up your tow vehicle and trailer with whatever it takes to get your trailer lights on, the electric brakes slowing down, and the trailer battery charging. From simple wiring connectors, to connectors...Plug and Play T-harnesses to connect to vehicle wiringTrailer wiring connectors, for both truck and trailer$21.41 - $270.95
- Husky Towing®Trailer Brake System HarnessTrailer Brake System Harness by Husky Towing®. Plug Quantity: 2. With connector. Compatible With Controllers With a Connector; 36 Inch Length; 2 Plug. This top-grade product is expertly made in compliance with stringent industry...The Safest Or Easiest Way To Wire A Brake Control To Your Tow-Prepped VehicleSimply Attach The Adapter To The Brake Control$3.14 - $24.19
- CURT®Hitch WiringHitch Wiring by CURT®. A CURT connector provides a reliable connection for your trailer wiring, using an industry-standard format, such as a 4-way flat, 6-way round or 7-way RV blade. They can be used to install new wiring on a vehicle...Splices into the vehicle’s wiring to provide a connection for a trailer plugProudly made in Wisconsin, from start to finish$17.49
- CURT®Trailer Wire Relay KitTrailer Wire Relay Kit by CURT®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind, this product by Curt will last a lifetime. It will...Splices into the vehicle’s wiring to provide a connection for a trailer plugProudly made in Wisconsin, from start to finish$29.42 - $32.37
- Standard®Trailer Connector KitTrailer Connector Kit by Standard®. SMP's vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for integrity to all...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$9.60 - $213.04
- CURT®AdapterAdapter by CURT®. There are several different types of connectors used to supply power from a tow vehicle's electrical system to a trailer's wiring system. Some trailers only need the bare essentials - running lights, brake lights and...Splices into the vehicle’s wiring to provide a connection for a trailer plugProudly made in Wisconsin, from start to finish$15.45 - $28.75
- ACDelco®GM Original Equipment™ Trailer Brake Continue Relay AssemblyGM Original Equipment™ Trailer Brake Continue Relay Assembly by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for your vehicle and...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$78.58
- ACDelco®GM Original Equipment™ Trailer Tow Harness ConnectorGM Original Equipment™ Trailer Tow Harness Connector by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for your vehicle and...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$30.26 - $152.70
- ACDelco®Professional™ Inline to Trailer Wiring Harness ConnectorProfessional™ Inline to Trailer Wiring Harness Connector by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for your vehicle and...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$30.16 - $53.49
- Hopkins Towing®5th Wheel Harness5th Wheel Harness by Hopkins Towing®. Want to simplify the hookup of your gooseneck or 5th-wheel trailer? Tired of reaching those hard-to-get places while connecting them to your vehicle? Go with this highly reliable part and forget...Plug-In Simple! Endurance ™ 7 Blade with reinforced 90° angle installs easily in hard to reach placesPlugs directly into OEM wiring system$73.30 - $86.15
- Standard®Intermotor™ Trailer Connector KitIntermotor™ Trailer Connector Kit by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for integrity to...Premium parts you can rely onDesigned to restore functionality$18.41 - $163.14
- Tow Ready®5th Wheel Harness5th Wheel Harness by Tow Ready®. Wire up your tow vehicle and trailer with whatever it takes to get your trailer lights on, the electric brakes slowing down, and the trailer battery charging. From simple wiring connectors, to connectors...Plug and Play T-harnesses to connect to vehicle wiringTrailer wiring connectors, for both truck and trailer$118.19 - $148.06
- CURT®ATC FuseUniversal ATC Fuse by CURT®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind, this product by Curt will last a lifetime. It will meet...Precisely welded for a perfect fit and functionProtected by an industry-leading, dual-coat finish - inside and out$39.20 - $40.33
- Truck-Lite®88 Series 55" Rear 15 Plug License and Stop/Turn/Tail Wiring Harness with Stop/Turn/Tail and Marker/Clearance and Auxiliary and Tail BreakoutUniversal 88 Series 55" Rear 15 Plug License and Stop/Turn/Tail Wiring Harness with Stop/Turn/Tail and Marker/Clearance and Auxiliary and Tail Breakout by Truck-Lite®. 14 Gauge. Male 7 Pole Plug, Right Angle PL-3, Female 0.180 Bullet....Expertly crafted from superior materialsProvides exceptional reliability$139.45 - $147.04
- Truck-Lite®88 Series Identification Wiring HarnessUniversal 88 Series Identification Wiring Harness by Truck-Lite®. 14 Gauge. This product is made from high-grade materials to meet the strictest standards of high quality. Designed with the utmost care and attention to detail, this...High quality at an affordable priceExpertly made from premium materials$24.51 - $65.43
- Truck-Lite®88 Series Main Cable Wiring HarnessUniversal 88 Series Main Cable Wiring Harness by Truck-Lite®. This product is made from high-grade materials to meet the strictest standards of high quality. Designed with the utmost care and attention to detail, this Truck-Lite product...High quality at an affordable priceExpertly made from premium materials$52.01 - $328.50
- Truck-Lite®88 Series Marker Clearance Wiring HarnessUniversal 88 Series Marker Clearance Wiring Harness by Truck-Lite®. This product is made from high-grade materials to meet the strictest standards of high quality. Designed with the utmost care and attention to detail, this Truck-Lite...High quality at an affordable priceExpertly made from premium materials$13.15 - $30.26
- CURT®4-Way Flat Dual-Output Electrical AdapterUniversal 4-Way Flat Dual-Output Electrical Adapter by CURT®. There are several different types of connectors used to supply power from a tow vehicle's electrical system to a trailer's wiring system. Some trailers only need the bare...Splices into the vehicle’s wiring to provide a connection for a trailer plugProudly made in Wisconsin, from start to finish$26.50 - $38.55
- CURT®4-Way Flat Electrical Adapter with TesterUniversal 4-Way Flat Electrical Adapter with Tester by CURT®. There are several different types of connectors used to supply power from a tow vehicle's electrical system to a trailer's wiring system. Some trailers only need the bare...Splices into the vehicle’s wiring to provide a connection for a trailer plugProudly made in Wisconsin, from start to finish$27.66 - $30.30
- CURT®4-Way Flat to Round AdapterUniversal 4-Way Flat to Round Adapter by CURT®. There are several different types of connectors used to supply power from a tow vehicle's electrical system to a trailer's wiring system. Some trailers only need the bare essentials -...Splices into the vehicle’s wiring to provide a connection for a trailer plugProudly made in Wisconsin, from start to finish$19.42 - $23.31
- CURT®4-Way Round to 4-Way Flat AdapterUniversal 4-Way Round to 4-Way Flat Adapter by CURT®. There are several different types of connectors used to supply power from a tow vehicle's electrical system to a trailer's wiring system. Some trailers only need the bare essentials...Splices into the vehicle’s wiring to provide a connection for a trailer plugProudly made in Wisconsin, from start to finish$5.56 - $9.38
- CURT®6-Way Round to 4-Way Flat AdapterUniversal 6-Way Round to 4-Way Flat Adapter by CURT®. There are several different types of connectors used to supply power from a tow vehicle's electrical system to a trailer's wiring system. Some trailers only need the bare essentials...Splices into the vehicle’s wiring to provide a connection for a trailer plugProudly made in Wisconsin, from start to finish$7.03 - $12.62
- CURT®7-Pole Round to 4 Flat AdapterUniversal 7-Pole Round to 4 Flat Adapter by CURT®. Adapts 7-way round vehicle-end to 4-way flat trailer-end. Product: Electrical Adapter. Material: Plastic. There are several different types of connectors used to supply power from a tow...Splices into the vehicle’s wiring to provide a connection for a trailer plugProudly made in Wisconsin, from start to finish$9.02 - $11.31
- CURT®7-Way RV Blade Electrical AdapterUniversal 7-Way RV Blade Electrical Adapter by CURT®. There are several different types of connectors used to supply power from a tow vehicle's electrical system to a trailer's wiring system. Some trailers only need the bare essentials...Splices into the vehicle’s wiring to provide a connection for a trailer plugProudly made in Wisconsin, from start to finish$7.60 - $14.03
- CURT®7-Way RV Blade Electrical Adapter with Backup AlarmUniversal 7-Way RV Blade Electrical Adapter with Backup Alarm by CURT®. There are several different types of connectors used to supply power from a tow vehicle's electrical system to a trailer's wiring system. Some trailers only need...Splices into the vehicle’s wiring to provide a connection for a trailer plugProudly made in Wisconsin, from start to finish$17.65 - $22.84
Designed and manufactured with precision and a driver in mind, the GMC Sierra is available in several versions to satisfy any drivers’ requirements. The Sierra 1500 is a light-duty pickup truck that delivers a unique combination of exceptional efficiency and intelligent power. When a heavy-duty pickup is needed, the Sierra 2500 HD or 3500 HD is the finest choice. Built to provide the professional-grade capability, these trucks are available with a Duramax diesel engine and Heavy Duty Trailering Package, which allows for confident trailering with the power needed to get the job done.
To make your towing safe and secure as well as ensure your trailer is legal, check brake lights and turn signals on your trailer every time you are going to tow. When your trailer brake lights or turn signals work poorly or don’t operate, make sure your hitch wiring is in good condition. In case it’s faulty and requires replacement, don’t lose your time going from one store to another as you will find a huge range of top-notch GMC Sierra hitch wiring from leading brands here. With a great number of products on offer, it won’t be hard to find the component you need. In addition, our searching engine will help you to sort out products by your Sierra's production year, brand, adapter’s type, and even connector types to save you time.
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