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GMC Electrical Wiring

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Summit Racing™ Taillight Harnesses

Summit Racing™ offers taillight harnesses for a wide selection of vehicles, particularly classic cars and trucks from the 1950s, '60s, and '70s. These OEM-style replacements will help restore rear lamp performance, a must for visibility and safety. Order the wiring harness recommended for your application.

4.5 out of 5 stars ( 8 )

$129.99

$172.99

ACDelco Replacement Switches

ACDelco offers various electrical switches—including door lock, turn signal, ignition, trunk, HVAC, sensors, dimmers, brake lights, windshield wipers, and more for most vehicles on the road today. These replacements are manufactured to original equipment specifications to ensure proper fitment and performance. Order the switches recommended for your applications.

4.33 out of 5 stars ( 61 )

$164.78

On Sale

Summit Racing™ Reproduction Wiring Harnesses

Summit Racing™ offers reproduction wiring harnesses for a wide selection of vehicles, particularly classic cars and trucks from the 1960s and '70s. These replacements and/or extensions are used to power a variety of applications—including horn, glove box, console, backup lights, engine; forward, hood, and courtesy lamps; fuel tank sender, and more. These OE style replacement harnesses are made of high-quality Automotive Grade Wire using factory style fuse blocks, plug ends, and wire colors to ensure factory type fit, performance, and durability. For repair or restoration, order the harness recommended for your specific car or truck. Note: These harnesses are factory replacements and do not include instructions or wiring diagrams refer to the factory diagrams and or service manuals for your specific vehicle.

4.42 out of 5 stars ( 62 )

$277.99


$113.04

$236.29

American Autowire Factory-Fit Wiring Harnesses

American Autowire Factory-Fit wiring harnesses are OE replacements and are manufactured according to the original General Motors specifications. Each part number is fully assembled, taped, and ready to install upon arrival. They are best suited for a restoration project with minimal to no modification from the factory specification. American Autowire Factory-Fit harnesses are offered for individual dash, engine, forward lamp, console, rear body, and more, but the best thing is you can purchase a wiring harness as you need it or can afford it, making them great for those on a budget. Plus, since they are OEM-styled the fit is perfect and the installation time is less.

4.61 out of 5 stars ( 28 )

$172.90

Brothers Trucks C/K Series Power Window Switches

Brothers Trucks offers C/K Series power window switches for a wide range of vehicles, including many Chevrolet and GMC trucks from the 1980s and '90s. After many years of use, wear, and burnt contacts, a lot of the switches in your classic may begin to fail. Nothing is more frustrating than electronic components not working as intended. These 4-button reproduction power window switches are made to factory specs to ensure proper fit and operation. They feature correct OE connectors and attachment points for a simple installation. Order the replacement switch recommended for your application.

Not Yet Reviewed

$218.95

Standard Motor Windshield Wiper Switches

Don't take chances with old, questionable, or faulty windshield wiper switches that can be a danger to you and others. Standard Motor Products replacement windshield wiper switches are designed to exceed OEM specifications for dependable, accurate, maintenance-free operation. Trust your vehicle's electrical system needs to Standard Motor Performance.

4.08 out of 5 stars ( 12 )

$112.99

$213.99

Fleece Performance Wiring Pigtails

Fleece Performance offers wiring pigtails and replacement connectors for a wide range of vehicles—including many Dodge, Chevrolet, GMC, Ford, and Ram models from the 1990s and up. These replacement parts are ideal for sensors, starter solenoids, cooling fans, and other components under the hood. Fully automated in-house wire cutting and terminal crimping ensure you get the highest quality connectors and pigtails to get your car or truck back on the road quickly. Order the model that corresponds to your electrical application.

4.75 out of 5 stars ( 4 )

$179.99

AMP Research PowerStep Pass-Through Harnesses

Designed for use with other PowerStep plug-and-play applications, these AMP Research pass-through harnesses will allow you to plug in your electric-powered PowerStep and still have access to your OBD-II port. Key features and benefits: * Easy plug-and-play connection—saves on installation time * Pass-through harness allows you to add a second OBD-II port beneath your steering column to run multiple accessories at once * Eliminates need to access door panels to locate and tap into factory wires * Also allows you to run diagnostics without having to unplug your PowerStep running boards

3.67 out of 5 stars ( 3 )

$119.99

Standard Motor Turn Signal Switches

Don't take chances with old, questionable, or faulty turn signal switches that can be a danger to you and others. Standard Motor Products replacement turn signal indicator switches are designed to exceed OEM specifications for dependable, accurate, maintenance-free operation. Trust your vehicle's electrical system needs to Standard Motor Performance.

4.58 out of 5 stars ( 38 )

$145.99

$207.99

Dorman Power Window Switches

Dorman power window switches are high-quality replacements to facilitate the ups-and-downs of window operation. They're designed to meet all OEM specifications and install in the stock location. Dozens of styles are available for fitment in specific vehicles.

4.29 out of 5 stars ( 77 )

$102.95

$241.95

American Autowire Taillamp Add-On Kits

American Autowire Classic update kits are designed for projects that require more circuits than would have been available in an original chassis harness. Each kit includes all the basics needed to rewire a vehicle from headlight to taillight. In the case of AAW's Chevy/GMC truck kits, they are compatible with Suburbans, but require a rear body add-on. American Autowire taillamp add-on kits are the correct optional kits available to be used in conjunction with the Classic update kits. Each includes pre-assembled pigtails to connect to the Suburban side marker, backup, and taillights. Plan to wire your project with American Autowire

Not Yet Reviewed

$107.35

On Sale

Summit Racing Equipment® Wiring Harnesses

Summit Racing Equipment® offers wiring harnesses for a wide range of vehicles—including many Chevrolet, Pontiac, Oldsmobile, and American Motors models from the 1960s and '70s. The factory-style replacement harnesses are ideal for restoration and upgrade projects. They are available to connect and power up a variety of dashboard and accessory functions. Order the wiring harness recommended for your application.

5.0 out of 5 stars ( 4 )

$239.99


$113.99

$227.99

Standard Motor Cylinder Deactivation Solenoids

Standard Motor is the premier professional engine management brand in the automotive aftermarket. They lead the way in vehicle coverage for engine cylinder deactivation solenoids. Order the model recommended for your application. Product features: * Direct-fit OE replacement ensures proper fit, form, and function—which leads to a trouble-free installation * Designed and manufactured to stringent quality standards at a certified facility, so you can install with confidence * Premium components and durable materials can withstand harsh engine conditions, increasing lifespan * Solenoids undergo extensive testing and validation for proper performance and peak reliability

Not Yet Reviewed

$243.99

Standard Motor Power Window Switches

Standard Motor Products offers a full line of these replacement switches for your power windows. You can count on Standard Motor Products for the replacement parts that you need.

4.34 out of 5 stars ( 38 )

$144.99

$229.99

Brothers Trucks Headlamp Harnesses

Brothers Trucks offers headlamp harnesses for a variety of applications, including 1968-72 GMC C/K Series trucks, Blazers/Jimmys and Suburbans. They plug into the dash harness at the firewall on your truck. Common circuits include alternator horn relay, headlights, side marker lights, parking lights, horns, voltage regulator, and others, depending on the model year and options on your truck. Additional notes: * Replacement wiring harness for headlights * Plugs into the dash harness at the firewall * Factory-style harness with correct wiring colors and connectors

Not Yet Reviewed

$193.95

$218.95

On Sale

Brothers Trucks Engine Wiring Harnesses

Brothers Trucks engine wiring harnesses plug into the dash harness at the firewall on your truck. Common circuits include the ignition coil, wipers, heater blower, starter, temperature, oil pressure and others, depending on the year and option of your truck. When ordering, please specify engine size, transmission type and if your truck is equipped with warning lights or factory gauges.

Not Yet Reviewed

$204.95


$160.95

$184.45

ACDelco Replacement Relays

Don't take chances with old or questionable relays that can leave you stranded. ACDelco replacement relays are designed to exceed OEM specifications for accurate, maintenance-free operation. Trust your vehicle's needs to ACDelco.

4.81 out of 5 stars ( 16 )

$103.99

Fleece Performance Fuel Heaters

Fleece Performance fuel heaters ensure optimal fuel flow and combustion in engines, especially in cold climates. They are for use in Fleece's heated fuel filter kits, including PowerFlo lift pumps with a heater provision on the filter base. Fuel heater specifications: * At typical fuel flow rates a temperature increase between 4 to 8 degrees F will occur across the heating element * Temperature switching points: -- ON: 28.4 degrees +/- 5.4 degrees F -- OFF: 48.2 degrees +/- 5.4 degrees F

Not Yet Reviewed

$139.00

Dorman Turn Signal Switches

Dorman offers a wide variety of direct-replacement turn signal switches. They are critical replacement items for safety and are essential for passing state inspections. Dorman turn signal switches are plug-and-play for easy installation and are all quality-tested for trouble-free performance.

3.86 out of 5 stars ( 7 )

$110.99

$174.99

ATP Automatic Transmission Wiring Harnesses

ATP Automotive provides one of the widest product offerings of automatic gear-shifting control products, including transmission wiring harnesses, for most import and domestic vehicles. ATP designs and manufactures them to meet or exceed the OEM specifications to properly control your drivetrain. Get exact-fit, no-compromise replacement parts when you order the ATP automatic transmission wiring harnesses designed for your application.

5.0 out of 5 stars ( 1 )

$156.99

$160.99

Dorman Turn Signal Levers

Dorman turn signal levers do more than just signal left or right! These OE replacement levers offer other functions, ranging from cruise control to wiper control, for a wide range of vehicles. They're offered in all-black or black with a chrome stem and easy-to-read white lettering. Your turn signal lever does several jobs, and when it needs replaced, Dorman has the original fit and function to keep them all working.

4.19 out of 5 stars ( 16 )

$122.99

Standard Motor Combination Switches

Standard Motor combination switches keep several functions at your fingertips. Having one switch to activate different accessories--headlight control, turn signals, and windshield wipers--has proven effective and efficient for drivers. SMP combination switches replace faulty ones and restore operation, with a robust design created from high-grade materials that meet stringent demands. Stay focused on the road, knowing that the levers on your column will operate the wipers, washers, blinkers, and headlight beams appropriately, with Standard Motor combination switches.

4.29 out of 5 stars ( 17 )

$108.99

$232.99

Dorman Seat Heater Switches

When the seat warming activator in your vehicle stops working, it's an easy fix with Dorman seat heater switches. Engineered from high-quality materials and featuring foam-insulated wires for protection, they restore the seat heater to proper operation with the convenience of an exact fit. These replacements are quality-tested to ensure long-lasting performance that helps save you money over time. Models are available for applications from the early 1990s and up.

Not Yet Reviewed

$157.95

$227.95

Standard Motor 4WD Indicator Lamp Switches

Replace factory malfunctioning components with these Standard Motor Products 4WD indicator lamp switches. They are made to meet or exceed OEM specifications and are available for a variety of applications.

4.5 out of 5 stars ( 2 )

$107.99