Best Gmc Wiring Harness in 2022 [*Top Picks*]

Looking for the best gmc wiring harness on the market? We’ve got you covered. Check out our ratings of absolute bestsellers below and make a final decision.

5021 Reviews Scanned

  • Aftermarket Stereo Install Wiring Harness for GM Chevy GMC Buick 2000-2012 Early Model
    Bestseller #1
    Aftermarket Stereo Install Wiring Harness for GM Chevy GMC Buick 2000-2012 Early Model (33)
      Compatible with Buick: 2004 - 2007 Ranier, 2005 - 2007 Terraza, 2005 - 2009 LaCrosse Compatible with GMC:2004 - 2012 GMC Canyon, 2002 - 2008 GMC Envoy, 2003 - 2007 GMC Savana, 2003 - 2006 GMC Sierra, 2003 - 2006 GMC Yukon Compatible with Chevy:2003 - 2006 Chevrolet Avalanche/Silverado/Suburban/Tahoe, 2003 - 2005 Chevrolet Blazer (S-10), 2000 - 2005 Chevrolet Cavalier, 2004 - 2012 Chevrolet Colorado, 2003 - 2007 Chevrolet Express,2000 - 2005 Chevrolet Impala, 2001 - 2003 Chevrolet Malibu,2000 - 2005 Chevrolet Monte Carlo, 2003 - 2004 Chevrolet S-10, 2004 - 2006 Chevrolet SSR, 2002 - 2009 Chevrolet Trailblazer, 2000 - 2006 Chevrolet Venture Direct Connection to the factory harness without cutting any wires for installing an aftermarket radio This wire radio harness is to replace your factory or broken stereo harness. If there are any question, please contact us anytime
  • RED WOLF Replacement for GM Chevy Silverado GMC 2002-2008 Model Aftermarket Stereo Radio Wiring Harness Connector Adapter
    Bestseller #1
    RED WOLF Replacement for GM Chevy Silverado GMC 2002-2008 Model Aftermarket Stereo Radio Wiring Harness Connector Adapter (532)
      Not compatible with amp systems like Bose, Infinity, etc.Replacement for GMC Sierra (2003-2007), GMC Canyon (2004-2012), GMC Envoy (2007-2009), GMC Envoy (2002-2006), GMC Savana (2003-2007) Full Size Van RED WOLF, GMC Yukon / Yukon XL (2003-2006) Replacement for Chevrolet: Avalanche(2003-2006),Cavalier(2000-2005),Colorado(2004-2012),E, 2001 - 2002 Express Van, Impala(2000-2005), Malibu (2004-2005) Classic Models ONLY, Malibu (2000-2003), Monte Carlo (2000-2005), Silverado (2007) Classic Models ONLY, Silverado (2003,2004,2006), SSR (2003-2006), Suburban (2003-2006), Tahoe (2003-2006 Non-Bose), Trailblazer (2002-2009), Uplander (2005-2008), 2000 - 2005 Venture Van, 2002 - 2005 Blazer, 2005 - 2009 Corvette Beware this harness DO NOT directly plug and play, RED WOLF suggest solder connections and heat shrink tubing for best result Match the wires directly color for color and make sure you note the ones with the seconds colors in them, example, green with black stripe ( speakers ) we would suggest some type of insulated connectors. In some case, you may had to move a pin for it to work with aftermarket stereo and get power from ignition with red cable provided to ensure there is 12 volts supply This RED WOLF wire set is to replace your factory or broken stereo harness. If there are any confused, please contact us freely
  • CURT 56070 7-Foot Vehicle-Side Truck Bed 7-Pin Trailer Wiring Harness Extension, Select Chevrolet, Dodge, Ford, GMC, Nissan, Ram, Toyota , black
    Bestseller #1
    CURT 56070 7-Foot Vehicle-Side Truck Bed 7-Pin Trailer Wiring Harness Extension, Select Chevrolet, Dodge, Ford, GMC, Nissan, Ram, Toyota , black (276)
      TRUCK BED EXTENSION. This trailer wiring harness is designed to be an extension of the existing tow wiring of your truck. It retains use of the rear 7-way RV blade socket, while adding an additional 7-way socket in the truck bed EASY TO INSTALL. No wire cutting! No splicing! This trailer wire extension plugs into existing factory wiring on your truck and has a 7-foot harness for flexible positioning in the truck bed (2-1/8-inch hole saw required for installation) HEAVY-DUTY CONNECTOR. The 7-pin trailer wire extension can be used to connect trailer taillights, brake lights, reverse lights, turn signals, electric trailer brakes and an auxiliary power wire DURABLE CONSTRUCTION. For long-lasting use and a reliable connection, the housing of the 7-pin truck wiring socket is made from durable molded black plastic and has a spring-loaded dust cover to protect the connection points VEHICLE-SPECIFIC. This vehicle-trailer wiring extension harness is designed for select models of Chevrolet, Dodge, Ford, GMC, Nissan, Ram and Toyota vehicles, ensuring the easiest possible installation
  • CURT 99313 Class 3 Trailer Hitch, 2-Inch Receiver, 4-Pin Wiring Harness, Select Buick Enclave, Chevy Traverse, GMC Acadia
    Bestseller #1
    CURT 99313 Class 3 Trailer Hitch, 2-Inch Receiver, 4-Pin Wiring Harness, Select Buick Enclave, Chevy Traverse, GMC Acadia (386)
      COMPLETE KIT. This towing kit includes a class 3 hitch with hardware and a wiring harness to provide a complete kit for outfitting your vehicle for towing. Both the hitch and wiring are designed for select models of the Buick Enclave, Chevrolet Traverse and GMC Acadia. DEPENDABLE STRENGTH. This trailer hitch is rated for 5, 000 lbs. gross trailer weight, 500 lbs. tongue weight, 6, 000 lbs. weight distribution capacity and 600 lbs. weight distribution tongue weight (limited to lowest-rated towing component). VERSATILE DESIGN. This class 3 hitch equips your vehicle with a standard 2-inch x 2-inch hitch receiver, allowing for a wide variety of towing options. It can accept a ball mount, cargo carrier, bike rack, tow hook and much more. RUST, CHIP, UV-RESISTANT. This tow hitch is protected with a unique dual-coat finish of rust-resistant liquid Bonderite and highly durable black powder coat. The two finishes are co-cured together for exceptional resistance to rust, chipping and UV rays. EASY TO INSTALL. No cutting! No splicing! The trailer wiring harness in this kit plugs into existing factory wiring on your vehicle and equips it with a standard 4-pin trailer wiring connector for plugging in and towing a trailer. It connects the taillights, turn signals and brake lights.
  • Car Speaker Radio Wiring Harness and Antenna Adapter for Some GM Chevy GMC 2000-2012 Model
    Bestseller #1
    Car Speaker Radio Wiring Harness and Antenna Adapter for Some GM Chevy GMC 2000-2012 Model (33)
      Compatible with:2004 - 2012 GMC Canyon, 2002 - 2008 GMC Envoy, 2003 - 2007 GMC Savana, 2003 - 2006 GMC Sierra, 2003 - 2006 GMC Yukon Compatible with:2003 - 2006 Chevrolet Avalanche, 2003 - 2005 Chevrolet Blazer (S-10), 2000 - 2005 Chevrolet Cavalier, 2004 - 2012 Chevrolet Colorado, 2003 - 2007 Chevrolet Express, 2000 - 2001 Chevrolet Impala, 2002 - 2005 Chevrolet Impala, 2001 - 2003 Chevrolet Malibu Compatible with:2000 - 2005 Chevrolet Monte Carlo, 2003 - 2004 Chevrolet S-10, 2003 - 2006 Chevrolet Silverado,2004 - 2006 Chevrolet SSR, 2003 - 2006 Chevrolet Suburban, 2003 - 2006 Chevrolet Tahoe, 2002 - 2009 Chevrolet Trailblazer, 2000 - 2006 Chevrolet Venture Direct Connection to the factory harness without cutting any wires for installing an aftermarket radio. Most radio wire pins is vary by model, you may had to move a pin to match with factory plug. Geting power from ignition with red cable provided to ensure there is 12 volts supply.
  • RED WOLF Radio Stereo Wiring Harness Antenna Adapter Connector Plug Replacement for GM Chevy GMC Buick 2002-2008 Early Model
    Bestseller #1
    RED WOLF Radio Stereo Wiring Harness Antenna Adapter Connector Plug Replacement for GM Chevy GMC Buick 2002-2008 Early Model (532)
      Compatible with Chevrolet Cobalt 2005-2006, Avalanche 2003-2006, Colorado 2004-2012, Corvette 2005-2012, Equinox 2005-2006, Impala 2000-2005, Cavalier 2000-2005,Malibu 2001-2007, Malibu Classic 2004, Malibu Maxx 2004-2007, Monte Carlo 2000-2005, Silverado 2003-2007 (2007) Classic Models ONLY, SSR 2003-2006, Suburban 2003-2006, Tahoe 2004-2006, Trailblazer 2002-2009, Uplander 2005-2008 Replacement for GMC Envoy 2002-2009, Canyon 2004-2012, Savana 2003-2007, Sierra 2003-2007, Sierra Classic 2007, Yukon/Yukon XL 1500 2003-2006. Buick: 2004 - 2007 Ranier, 2005 - 2007 Terraza, 2005 - 2009 LaCrosse. Cadillac 2003 - 2006 Escalade ESV/EXT Compatible with Pontiac Sunfire 2000-2005, Grand Am 2001-2005, Aztek 2001-2005, G6 2005-2009, Grand Prix 2004-2008, Montana 2000-2005, Montana SV6 2005-2006, Torrent 2006. Hummer SUT 2003-2007, H2 2003-2007, H3 2005-2010, H3T 2009-2010. Isuzu 2003 - 2008 Ascender. Oldsmobile 2001 - 2004 Alero, 2002 - 2004 Bravada, 2000 - 2004 Silhouette. Saturn 2005 - 2007 Relay. Most radio wire pins is vary by model, you may had to move a pin to match with factory plug. Geting power from ignition with red cable provided to ensure there is 12 volts supply. Not compatible with amp systems like Bose, Infinity, On-Star etc
  • CURT 99316 Class 3 Trailer Hitch, 2-Inch Receiver, 4-Pin Wiring Harness, Select Chevrolet Express, GMC Savana 1500, 2500, 3500
    Bestseller #1
    CURT 99316 Class 3 Trailer Hitch, 2-Inch Receiver, 4-Pin Wiring Harness, Select Chevrolet Express, GMC Savana 1500, 2500, 3500 (2861)
      COMPLETE KIT. This towing kit includes a class 3 hitch with hardware and a wiring harness to provide a complete kit for outfitting your vehicle for towing. Both the hitch and wiring are designed for select models of the Chevrolet Express or GMC Savana 1500, 2500 and 3500. DEPENDABLE STRENGTH. This trailer hitch is rated for 6, 000 lbs. gross trailer weight, 600 lbs. tongue weight, 10, 000 lbs. weight distribution capacity and 1, 000 lbs. weight distribution tongue weight (limited to lowest-rated towing component). VERSATILE DESIGN. This class 3 hitch equips your vehicle with a standard 2-inch x 2-inch hitch receiver, allowing for a wide variety of towing options. It can accept a ball mount, cargo carrier, bike rack, tow hook and much more. RUST, CHIP, UV-RESISTANT. This tow hitch is protected with a unique dual-coat finish of rust-resistant liquid Bonderite and highly durable black powder coat. The two finishes are co-cured together for exceptional resistance to rust, chipping and UV rays. EASY TO INSTALL. No cutting! No splicing! The trailer wiring harness in this kit plugs into existing factory wiring on your vehicle and equips it with a standard 4-pin trailer wiring connector for plugging in and towing a trailer. It connects the taillights, turn signals and brake lights.
  • ZUOZE Car Stereo Radio Wiring Harness with Antenna Adapter for Chevy, GMC, Buick, Pontiac, Hummer, Chevrolet Silverado Colorado Malibu Suburban Corvette Cavalier, GM Sierra Envoy Canyon, Savana, Yukon
    Bestseller #1
    ZUOZE Car Stereo Radio Wiring Harness with Antenna Adapter for Chevy, GMC, Buick, Pontiac, Hummer, Chevrolet Silverado Colorado Malibu Suburban Corvette Cavalier, GM Sierra Envoy Canyon, Savana, Yukon (45)
      🚗The car stereo radio wiring harness is not compatible with amp systems like Bose, Infinity, etc. 🚗Compatible with Chevrolet: Avalanche 2003-2006 / Blazer 2002-2005 / Cavalier 2000-2005 / Colorado 2004-2012 / Corvette 2005-2009 / Express 2001-2002 / Express 2500 2007 / Impala 2000-2005 / Malibu 2000-2003 / Malibu 2004-2005 Classic Models ONLY / Monte Carlo 2000-2005 / Silverado 2003-2006 / Silverado 2007 Classic Models ONLY / SSR 2003-2006 / Suburban 2003-2006 / Tahoe 2003-2006 / Trailblazer 2002-2009 / Uplander 2005-2008 / Venture 2000-2005 🚗Compatible with GMC: Canyon 2004-2012 / Envoy 2002-2009 / Savana 2003-2007 / Sierra 2003-2007 / Yukon 2003-2006, Pontiac Aztek 2001-2005 / Grand Am 2001-2004 / Montana 2000-2004 / Montana SV6 2005-2006 / Sunfire 2000-2005 / Torrent 2006 🚗Compatible with Other Cars: Hummer H2 2003-2007 / H3 2005-2010 / H3T 2009-2010 / SUT 2003-2007, Buick Model Lacrosse 2005-2009 / Ranier 2004-2007 / Rendezous 2006 / Terraza 2005-2007, Cadillac Escalade ESV/EXT 2004-2006, Isuzu Ascender 2003-2008, Saturn Relay 2005-2007 🚗WARRANTY: 30-day money-back guarantee for any reason, 12-month warranty for quality-related issues. If there are any issues, simply contact us, our customer service team will make it right for you ASAP. We would like to send you a replacement for free or send the refund until you were satisfied.
  • RED WOLF Car Radio Stereo Wire Harness Cable + Antenna Adapter Plug for GMC Chevy Express Savana Buick 2006-2017 Models
    Bestseller #1
    RED WOLF Car Radio Stereo Wire Harness Cable + Antenna Adapter Plug for GMC Chevy Express Savana Buick 2006-2017 Models (532)
      For 2007-2013 Avalanche, 2007-2013 Equinox, 2008-2015 Express 1500, 2006-2010 Impala, 2006-2009 Monte Carlo, 2007-2014 Silverado 1500 For GMC: 2007-2012 Acadia, 2006-2015 Savana 1500, 2006-2017 Savana 2500 For Buick: 2008-2014 Enclave, 2006-2011 Lucerne. Saturn: 2007-2009 Outlook, 2008-2009 Vue, 2007-2009 Suzuki XL-7 Wire harness plug into factory harness directly, the other end goes to your aftermarket stereo Easy Use. Wire harness do not directly plug and play, Solder connections and heat shrink tubing for best results
  • CURT 56094 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Chevrolet Equinox, GMC Terrain
    Bestseller #1
    CURT 56094 Vehicle-Side Custom 4-Pin Trailer Wiring Harness, Fits Select Chevrolet Equinox, GMC Terrain (386)
      EASY TO INSTALL. No cutting! No splicing! This trailer wiring harness kit plugs into existing factory wiring on your vehicle and equips it with a standard, rear 4-pin trailer wiring connector for plugging in and towing a trailer STANDARD CONNECTOR. This plug-in 4-flat trailer wiring can be used to connect trailer tail lights, brake signal lights and turn signals. 4-way trailer light wiring is popular on a variety of trailers, adding versatile towing options for your vehicle VEHICLE-SPECIFIC. This aftermarket, vehicle-trailer wiring harness is designed for select years of the Chevrolet Equinox and GMC Terrain EASY GRIP. Plugging in your trailer wiring and trailer lights is easy with the ergonomic design of this vehicle socket. It features tabs on the top and bottom for a better grip when plugging into your trailer or unplugging DUST COVER. To promote long-lasting use and weather resistance, this 4-pole trailer lighting wire harness comes with a rubber dust cover. It easily fits onto the 4-way flat connector when not in use, protecting it against the outdoor elements
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