2021 GMC Sierra 1500 Electrical Parts

Essential Electrical Parts for 2021 GMC Sierra 1500s

ACDelco – Black Multi-Purpose Pigtail (Part No.PT2612)

Black Multi-Purpose Pigtail

from

$25.99
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended replacements for your vehicle’s original components. These original equipment pigtail connectors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Protective outer coverings help provide long-lasting durability
  • Color-coded wires allow for easy installation
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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Carquest Premium – Inline Connector (Part No.PTA2357)

Inline Connector

from

$119.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More

ACDelco – 4-Way Female Black Multi-Purpose Pigtail (Part No.PT548)

4-Way Female Black Multi-Purpose Pigtail

from

$36.99
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended replacements for your vehicle’s original components. These original equipment pigtail connectors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Protective outer coverings help provide long-lasting durability
  • Color-coded wires allow for easy installation
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
See More

Carquest Premium – Ambient Air Temperature Sensor Connector (Part No.PTA1666)

Ambient Air Temperature Sensor Connector

from

$18.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More

ACDelco – Evaporation Pres Sen (Part No.E2070465981ACD)

Evaporation Pres Sen

from

$105.35
Evaporation Pres Sen

Littelfuse – Fuse – Blade Type (A (Part No.4K1001864974LTL)

Fuse - Blade Type (A

from

$4.34
Fuse – Blade Type (A

Littelfuse – Fuse – Blade Type (A (Part No.4K1001866140LTL)

Fuse - Blade Type (A

from

$2.59
Fuse – Blade Type (A

Littelfuse – Fuse – Maxi Blade 32V 60A: 60 Amp, Blue, Maxi, 1 Pack (Part No.MAX60)

Fuse - Maxi Blade 32V 60A: 60 Amp, Blue, Maxi, 1 Pack

from

$4.29
MAXI uses “Diffusion Pill Technology” to provide predictable time delay characteristic and low heat dissipation. MAXI Fuses are primarily used for under hood applications and are products with a high temperature polymer and silver plated blades. Replace commonly used fusible wire or fusible link to protect a high current segment or system of the wiring harness. Ideal for motor powered applications which have large inrush currents. Littelfuse, founded in 1927 and headquartered in Chicago, is an industrial technology manufacturing company empowering a sustainable, connected, and safer world. Across more than 15 countries, and with 17,000 global associates, we partner with customers to design and deliver innovative, reliable solutions.

Product Features:
  • MAXI uses “Diffusion Pill Technology” to provide predictable time delay characteristic and low heat dissipation
  • MAXI Fuses are primarily used for under hood applications and are products with a high temperature polymer and silver plated blades.
  • Replace commonly used fusible wire or fusible link to protect a high current segment or system of the wiring harness.
  • Ideal for motor powered applications which have large inrush currents.
See More

Littelfuse – Fuse – Maxi Blade 32V 50A: 50 Amp, Red, Maxi, 1 Pack (Part No.MAX50)

Fuse - Maxi Blade 32V 50A: 50 Amp, Red, Maxi, 1 Pack

from

$4.29
MAXI uses “Diffusion Pill Technology” to provide predictable time delay characteristic and low heat dissipation. MAXI Fuses are primarily used for under hood applications and are products with a high temperature polymer and silver plated blades. Replace commonly used fusible wire or fusible link to protect a high current segment or system of the wiring harness. Ideal for motor powered applications which have large inrush currents. Littelfuse, founded in 1927 and headquartered in Chicago, is an industrial technology manufacturing company empowering a sustainable, connected, and safer world. Across more than 15 countries, and with 17,000 global associates, we partner with customers to design and deliver innovative, reliable solutions.

Product Features:
  • MAXI uses “Diffusion Pill Technology” to provide predictable time delay characteristic and low heat dissipation
  • MAXI Fuses are primarily used for under hood applications and are products with a high temperature polymer and silver plated blades.
  • Replace commonly used fusible wire or fusible link to protect a high current segment or system of the wiring harness.
  • Ideal for motor powered applications which have large inrush currents.
See More

Littelfuse – Fuse – Blade Type (A (Part No.4K1001673625LTL)

Fuse - Blade Type (A

from

$3.83
Fuse – Blade Type (A

Putco – Tailgate Wiring Harness (Part No.529005)

Tailgate Wiring Harness

from

$101.99
Putco Blade LED light bar Quick Connect is constructed out of heavy-duty 16 gauge 100 Percent copper trailer wire. This quick connect is custom designed to make installing your Putco Blade simple. Installing your Blade LED with the plug-n-play Quick will drop your install time from hours to minutes. This eliminates the possibility of install error significantly. Our Quick Connect keeps factory wiring intact to eliminate issues with your vehicle factory warranty.

Product Features:
  • Trouble Free Connection: Eliminates Issues Of Connecting To The Trailering Electrical System By Connecting Into The Tail-Lamps While Keeping Your OEM Connections Intact
  • Provides An Additional 4-Pin Connector For Your Blade (TM) Or Red Blade (TM) Allowing You To Use Your OEM 4-Pin Connector When Needed
  • Plug And Play, No Cutting Or Splicing Your Factory Wires On Your Vehicle
  • Quick Connect Design, Heavy-Duty 16 Gauge, 100 Percent Copper Trailering Wire
  • Cuts Installation Time Into Just A Few Quick Minutes
See More

Dorman – Engine Oil Pressure Sensor With Filter (Part No.926-040)

Engine Oil Pressure Sensor With Filter

from

$57.99
This engine oil pressure sensor is designed to match the function of an original sensor on specified vehicles. It is engineered to help accurately monitor oil pressure when an original sensor has failed from heat or internal component damage.

Product Features:
  • Direct replacement – this engine oil pressure sensor is designed to match the fit and function of an original sensor on specified vehicles.
  • Ideal solution – engineered to help accurately monitor oil pressure when an original sensor has failed from heat or internal component damage.
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
See More

Carquest Premium – Engine Oil Pressure Sensor (Part No.SBC1225)

Engine Oil Pressure Sensor

from

$77.99
Carquest Premium oil pressure sensors and switches are designed to perform in harsh engine environments and meet or exceed original equipment (O.E.) specifications. Carquest Premium oil pressure sensors and switches are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Carquest Premium oil pressure sensors and switches undergo extensive validation testing to ensure long-lasting performance and reliability. Carquest Premium oil pressure sensors and switches are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered, and tested by world-class manufacturers to ensure a reliable and long-lasting repair.

Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • Manufactured with high quality materials, industry-leading electronic components and strict quality controls
  • O-rings, seals or thread sealant are included if required
  • Extensive design validation testing and 100% end-of-line tested
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
See More

Carquest Premium – Engine Oil Pressure Sensor (Part No.SBC1004)

Engine Oil Pressure Sensor

from

$77.99
Carquest Premium oil pressure sensors and switches are designed to perform in harsh engine environments and meet or exceed original equipment (O.E.) specifications. Carquest Premium oil pressure sensors and switches are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Carquest Premium oil pressure sensors and switches undergo extensive validation testing to ensure long-lasting performance and reliability. Carquest Premium oil pressure sensors and switches are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered, and tested by world-class manufacturers to ensure a reliable and long-lasting repair.

Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • Manufactured with high quality materials, industry-leading electronic components and strict quality controls
  • O-rings, seals or thread sealant are included if required
  • Extensive design validation testing and 100% end-of-line tested
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
See More

Carquest Premium – Engine Oil Pressure Sensor (Part No.SBC1007)

Engine Oil Pressure Sensor

from

$88.99
Carquest Premium oil pressure sensors and switches are designed to perform in harsh engine environments and meet or exceed original equipment (O.E.) specifications. Carquest Premium oil pressure sensors and switches are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Carquest Premium oil pressure sensors and switches undergo extensive validation testing to ensure long-lasting performance and reliability. Carquest Premium oil pressure sensors and switches are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered, and tested by world-class manufacturers to ensure a reliable and long-lasting repair.

Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • Manufactured with high quality materials, industry-leading electronic components and strict quality controls
  • O-rings, seals or thread sealant are included if required
  • Extensive design validation testing and 100% end-of-line tested
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
See More

ACDelco – Engine Oil Pressure Sensor (Part No.12673134)

Engine Oil Pressure Sensor

from

$83.99
ACDelco GM Original Equipment Engine Oil Pressure Sensors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. ACDelco GM Original Equipment parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional.

Product Features:
  • Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
  • ACDelco GM Original Equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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Carquest Premium – Engine Oil Pressure Sensor (Part No.SBC1036)

Engine Oil Pressure Sensor

from

$56.99
Carquest Premium oil pressure sensors and switches are designed to perform in harsh engine environments and meet or exceed original equipment (O.E.) specifications. Carquest Premium oil pressure sensors and switches are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Carquest Premium oil pressure sensors and switches undergo extensive validation testing to ensure long-lasting performance and reliability. Carquest Premium oil pressure sensors and switches are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered, and tested by world-class manufacturers to ensure a reliable and long-lasting repair.

Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • Manufactured with high quality materials, industry-leading electronic components and strict quality controls
  • O-rings, seals or thread sealant are included if required
  • Extensive design validation testing and 100% end-of-line tested
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
See More

Dorman – Engine Oil Pressure Sensor (Part No.926-394)

Engine Oil Pressure Sensor

from

$67.99
This engine oil pressure sensor is designed to match the function of an original sensor on specified vehicles. It is engineered to help accurately monitor oil pressure when an original sensor has failed from heat or internal component damage.

Product Features:
  • Direct replacement – this engine oil pressure sensor is designed to match the fit and function of an original sensor on specified vehicles.
  • Ideal solution – engineered to help accurately monitor oil pressure when an original sensor has failed from heat or internal component damage.
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
See More

ACDelco – Oil Pressure Sender (Part No.P4030568066ACD)

Oil Pressure Sender

from

$113.30
Oil Pressure Sender

ACDelco – GM Original Equipment Power Window Regulator and Motor Assembly (Part No.O3052437325ACD)

GM Original Equipment Power Window Regulator and Motor Assembly

from

$317.96
ACDelco GM Original Equipment Power Window Motor and Regulator Assembly is a GM-recommended replacement component that will provide the same performance, durability, and service life as your factory original equipment.

Product Features:
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
See More

WSO – Window Regulator and Motor Assembly (Part No.O3052682517WSO)

Window Regulator and Motor Assembly

from

$137.08
The WORLD SOURCEONE Power Window line includes window regulators and motor-regulator assemblies that are competitively priced against remanufactured units and do not require a core trade-in. All WSO window regulators and regulator-motor assemblies come complete and ready for easy installation. The OE quality means increased installer confidence with fewer comebacks. Coverage includes European, and Asian passenger cars and light trucks.

Product Features:
  • Superior, reliable performance compared to competitive products
  • Identical to OE for simplified installation and no comebacks
  • Durable construction including long life motors, gears, cables and case
  • Factory original equipment connectors
  • No additional time consuming steps needed for installation
  • Vehicle specific fit and function
  • Manufactured in ISO Certified facilities
See More

ACDelco – Professional Power Window Regulator and Motor Assembly (Part No.O3052578120ACD)

Professional Power Window Regulator and Motor Assembly

from

$158.04
Use an ACDelco Professional Window Regulator to replace your worn equipment. With a full line of regulator and motor assemblies available, you can find the right part for many of today’s most popular cars, trucks and SUV’s.

Product Features:
  • Motors are direct fit with connectors provided
  • All Motors are new, not remanufactured
  • Designed and built to meet or exceed OE performance
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VDO – Electric Window Motor (Part No.O3050407389VDO)

Electric Window Motor

from

$113.33
Regulator Purchased Separately VDO Window Lift Motors are comparable in fit, form, and function to the original equipment parts. VDO Window Lift Motors match the original motors to insure durable performance, restoring your vehicles window function like new. VDO Window Lift Motors are built in ISO TS certified facilities. VDO Window Lift Motors provide original form and function. VDO offers motors with or without regulators, both of which provide reliable performance, restoring your vehicles window function like new.

Product Features:
  • OE-Equivalent direct fit application
  • Manufactured in ISO TS certified facilities
  • OE connections and fittings
  • Designed for quieter operation
  • Provides exceptional reliability
See More

Dorman – Window Regulator & Motor Assembly: Power, 1 Pack (Part No.741-443)

Window Regulator & Motor Assembly: Power, 1 Pack

from

$90.99
The original equipment window regulator fails when the cable stresses over time. This Dorman OE FIX replacement features added cable guides and sheathing to counteract elongation and resist reel binding.

Product Features:
  • Power Window Regulator And Motor Assembly
  • Window Regulator & Motor Assembly: Power, 1 Pack
  • The original equipment window regulator fails when the cable stresses over time. This Dorman OE FIX replacement features added cable guides and sheathing to counteract elongation and resist reel binding.
  • Improved replacement – this window regulator and motor assembly features enhancements over the factory part for greater reliability
  • Failure-resistant design – features cable tension springs to resist cable reel binding from medium-term elongation
See More

Dorman – Power Window Lift Motor (Part No.742-122)

Power Window Lift Motor

from

$47.99
Window motor worn out? This power window lift motor is precision-engineered to match the fit and performance of the original motor in specific vehicle years, makes and models for a reliable replacement.

Product Features:
  • Direct replacement – this power window motor is built to match the original lift motor on specific vehicles.
  • Cost-effective solution – comparable quality for lower cost than buying replacement at the dealership.
  • Seamless installation – manufactured to fit directly into existing wiring systems
  • Trustworthy value – backed by team of engineers and quality control experts in the United States
See More

Dorman – Window Motor and Regulator Assembly (Part No.751-390)

Window Motor and Regulator Assembly

from

$177.99
This replacement power window motor and regulator assembly is precision-engineered and extensively tested to match the exact fit, function and performance of the stock window regulator on specific vehicle years, makes and models.

Product Features:
  • Trustworthy replacement – engineered and tested to match the fit, function and performance of the original window regulator on specified vehicles
  • Quality assured – extensively tested by cycling thousands of times in an actual vehicle door to ensure a long, trouble-free service life
  • Easy installation – reverse-engineered to match the original equipment shape and dimensions to provide a direct, seamless fit
  • Reliable design – engineered in North America and backed by long history of automotive aftermarket experience
See More

Dorman – Window Regulator & Motor Assembly: Power, 1 Pack (Part No.741-388)

Window Regulator & Motor Assembly: Power, 1 Pack

from

$75.99
This replacement power window motor and regulator assembly is precision-engineered and extensively tested to match the exact fit, function and performance of the stock window regulator on specific vehicle years, makes and models.

Product Features:
  • Trustworthy replacement – engineered and tested to match the fit, function and performance of the original window regulator on specified vehicles
  • Quality assured – extensively tested by cycling thousands of times in an actual vehicle door to ensure a long, trouble-free service life
  • Easy installation – reverse-engineered to match the original equipment shape and dimensions to provide a direct, seamless fit
  • Reliable design – engineered in North America and backed by long history of automotive aftermarket experience
See More

Dorman – Window Regulator & Motor Assembly: Power, OE Fix, 1 Pack (Part No.741-442)

Window Regulator & Motor Assembly: Power, OE Fix, 1 Pack

from

$84.99
The original equipment window regulator fails when the cable stresses over time. This Dorman OE FIX replacement features added cable guides and sheathing to counteract elongation and resist reel binding.

Product Features:
  • Power Window Regulator And Motor Assembly
  • Window Regulator & Motor Assembly: Power, OE Fix, 1 Pack
  • The original equipment window regulator fails when the cable stresses over time. This Dorman OE FIX replacement features added cable guides and sheathing to counteract elongation and resist reel binding.
  • Improved replacement – this window regulator and motor assembly features enhancements over the factory part for greater reliability
  • Failure-resistant design – features cable tension springs to resist cable reel binding from medium-term elongation
See More

Upgrade your 2021 GMC Sierra 1500 with Top-Quality Electrical Parts

When it comes to maintaining or upgrading your 2021 GMC Sierra 1500, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your GMC or enhancing its overall performance, Electrical Parts are key to keeping your Sierra 1500 functioning at its best. At Advance Auto Parts, we offer a wide selection of 9 Electrical Parts for the 2021 GMC Sierra 1500, designed to meet your needs without breaking the bank. From Electrical Connector replacements to Switches, Sensors & Relays upgrades, we’ve got you covered with parts that fit your vehicle perfectly and ensure long-lasting performance.

Affordable Prices and Wide Selection

Shopping for Electrical Parts for any vehicle can be a hassle, especially if you’re on a budget. But with Advance Auto Parts, you can find high-quality Electrical Parts for your 2021 GMC Sierra 1500 at great prices. Our Electrical Parts inventory for this model ranges from just $2.59 to $177.99, with an average price of $75.18. Our 9 Electrical Parts in stock come from 5 trusted brands, so you’re sure to find the right part for your 2021 GMC Sierra 1500 without overspending.

Explore Related Parts and More

While you’re here, don’t forget to check out other essential categories that go hand in hand with Electrical Part upgrades. Explore related part types like Batteries and Chargers, Oil and Lubricants and more to make sure your 2021 GMC Sierra 1500 is always ready to roll. We’re committed to providing you with everything you need to keep your Sierra 1500 in top shape, all in one place. Start shopping confidently below for your 2021 GMC Sierra 1500!

Best-Selling Electrical Connectors for 2021 GMC Sierra 1500s

Enhance the driving experience in your GMC with 4 quality Electrical Connector components, starting at $25.99.

Carquest Premium – Engine Oil Pressure Sensor (Part No.SBC1225)

Engine Oil Pressure Sensor

from

$77.99
Carquest Premium oil pressure sensors and switches are designed to perform in harsh engine environments and meet or exceed original equipment (O.E.) specifications. Carquest Premium oil pressure sensors and switches are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Carquest Premium oil pressure sensors and switches undergo extensive validation testing to ensure long-lasting performance and reliability. Carquest Premium oil pressure sensors and switches are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered, and tested by world-class manufacturers to ensure a reliable and long-lasting repair.

Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • Manufactured with high quality materials, industry-leading electronic components and strict quality controls
  • O-rings, seals or thread sealant are included if required
  • Extensive design validation testing and 100% end-of-line tested
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
See More

Dorman – Engine Oil Pressure Sensor (Part No.926-397)

Engine Oil Pressure Sensor

from

$41.99
This engine oil pressure sensor is designed to match the function of an original sensor on specified vehicles. It is engineered to help accurately monitor oil pressure when an original sensor has failed from heat or internal component damage.

Product Features:
  • Direct replacement – this engine oil pressure sensor is designed to match the fit and function of an original sensor on specified vehicles.
  • Ideal solution – engineered to help accurately monitor oil pressure when an original sensor has failed from heat or internal component damage.
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
See More

ACDelco – Black Multi-Purpose Pigtail (Part No.PT2612)

Black Multi-Purpose Pigtail

from

$25.99
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended replacements for your vehicle’s original components. These original equipment pigtail connectors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Protective outer coverings help provide long-lasting durability
  • Color-coded wires allow for easy installation
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
See More

Putco – Tailgate Wiring Harness (Part No.529005)

Tailgate Wiring Harness

from

$101.99
Putco Blade LED light bar Quick Connect is constructed out of heavy-duty 16 gauge 100 Percent copper trailer wire. This quick connect is custom designed to make installing your Putco Blade simple. Installing your Blade LED with the plug-n-play Quick will drop your install time from hours to minutes. This eliminates the possibility of install error significantly. Our Quick Connect keeps factory wiring intact to eliminate issues with your vehicle factory warranty.

Product Features:
  • Trouble Free Connection: Eliminates Issues Of Connecting To The Trailering Electrical System By Connecting Into The Tail-Lamps While Keeping Your OEM Connections Intact
  • Provides An Additional 4-Pin Connector For Your Blade (TM) Or Red Blade (TM) Allowing You To Use Your OEM 4-Pin Connector When Needed
  • Plug And Play, No Cutting Or Splicing Your Factory Wires On Your Vehicle
  • Quick Connect Design, Heavy-Duty 16 Gauge, 100 Percent Copper Trailering Wire
  • Cuts Installation Time Into Just A Few Quick Minutes
See More

Most Popular 2021 GMC Sierra 1500 Switches, Sensors & Relays

Customize your GMC with 1 Switches, Sensors & Relays products like Pressure Sensors, all priced under $105.35.

ACDelco – Evaporation Pres Sen (Part No.E2070465981ACD)

Evaporation Pres Sen

from

$105.35
Evaporation Pres Sen

Top Picks for 2021 GMC Sierra 1500 Electrical Motors

Upgrade GMC Sierra 1500s with top-quality Electrical Motors parts, including 2 OEM and aftermarket selections for your 2021 model.

Dorman – Window Motor and Regulator Assembly (Part No.751-390)

Window Motor and Regulator Assembly

from

$177.99
This replacement power window motor and regulator assembly is precision-engineered and extensively tested to match the exact fit, function and performance of the stock window regulator on specific vehicle years, makes and models.

Product Features:
  • Trustworthy replacement – engineered and tested to match the fit, function and performance of the original window regulator on specified vehicles
  • Quality assured – extensively tested by cycling thousands of times in an actual vehicle door to ensure a long, trouble-free service life
  • Easy installation – reverse-engineered to match the original equipment shape and dimensions to provide a direct, seamless fit
  • Reliable design – engineered in North America and backed by long history of automotive aftermarket experience
See More

Dorman – Window Regulator And Motor Assembly (Part No.751-138)

Window Regulator And Motor Assembly

from

$128.99
This replacement power window motor and regulator assembly is precision-engineered and extensively tested to match the exact fit, function and performance of the stock window regulator on specific vehicle years, makes and models.

Product Features:
  • Trustworthy replacement – engineered and tested to match the fit, function and performance of the original window regulator on specified vehicles
  • Quality assured – extensively tested by cycling thousands of times in an actual vehicle door to ensure a long, trouble-free service life
  • Easy installation – reverse-engineered to match the original equipment shape and dimensions to provide a direct, seamless fit
  • Reliable design – engineered in North America and backed by long history of automotive aftermarket experience
See More

In-Demand Fuses for 2021 GMC Sierra 1500s

Select from 2 premium Fuses parts for your 2021 GMC Sierra 1500, with prices ranging from $2.59 to $4.34.

Littelfuse – Fuse – Blade Type (A (Part No.4K1001866140LTL)

Fuse - Blade Type (A

from

$2.59
Fuse – Blade Type (A

Littelfuse – Fuse – Blade Type (A (Part No.4K1001864974LTL)

Fuse - Blade Type (A

from

$4.34
Fuse – Blade Type (A

FAQs for 2021 GMC Sierra 1500 Electrical Parts

Which Electrical Parts are best-sellers for 2021 GMC Sierra 1500s?

Out of 9 Electrical Parts that fit 2021 GMC Sierra 1500s, the following parts are the top sellers:

What’s the price range for 2021 GMC Sierra 1500 Electrical Parts?

Electrical Part prices for the 2021 GMC Sierra 1500 start at $2.59 and go up to $177.99 for the most premium parts.

What’s the average price of a Electrical Part for a 2021 GMC Sierra 1500?

The average price for Electrical Parts for the 2021 GMC Sierra 1500 is $75.18. Keep in mind the variety of part types within our Electrical Part category so you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Electrical Parts for other GMC Sierra 1500 model years?

Yes, we currently carry Electrical Parts for 25 model years of GMC Sierra 1500s between 1999 and 2024. Electrical Parts are bought most frequently for the following model years: 2022, 2020, 2019, 2018, 2017, 2016, 2015, 2014, and 2013.

What are the cheapest Electrical Parts for my 2021 GMC Sierra 1500?

The cheapest 2021 GMC Sierra 1500 Electrical Parts we carry in stock are:

Can I get help with 2021 GMC Sierra 1500 Electrical Part orders?

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

What is your return policy for GMC Sierra 1500 Electrical Parts?

Advance Auto Parts keeps returns simple. For new GMC Sierra 1500 Electrical Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.