2020 GMC Sierra 1500 Electrical Parts

Essential Electrical Parts for 2020 GMC Sierra 1500s

Carquest Premium – Body Wiring Harness Connector (Part No.PTC2405)

Body Wiring Harness Connector

from

$329.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • CarQuest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
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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
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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
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ACDelco – Multi-Purpose Pigtail (Part No.PT168)

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

Fuse - Blade Type (A

from

$3.83
Fuse – Blade Type (A

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

Fuse - Blade Type (A

from

$4.34
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.
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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

VDO – Power Window Regulator and Motor Assembly (Part No.O3052425481VDO)

Power Window Regulator and Motor Assembly

from

$184.44
VDO offers quality Window Regulators that are comparable in fit, form, and function to the original equipment parts. With both front and rear applications, VDO Window Regulators are identical to the original version providing an easy fix. VDO products are built in ISO TS certified facilities and come complete for fast, easy installation. Window regulators can fail over time due to extreme weather conditions and repetitive use. Professional technicians and DIYers alike want quality products for ease of installation, fit, and performance. VDO offers both cable and gear style regulators that provide reliable performance, restoring your vehicles window function like new.

Product Features:
  • OEM Quality Direct fit Application
  • Meets or exceeds OEM specifications
  • Utilizes the factory style mounts, connectors and fittings
  • Provides exceptional reliability
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Cardone New – Power Window Motor: Manual, 1 Pack (Part No.82-178)

Power Window Motor: Manual, 1 Pack

from

$83.99
Building on decades of experience using reverse engineering to remanufacture automotive wiper motors, CARDONE engineers have meticulously designed our CARDONE New Window Lift Motors as an improvement over the original design. Our motor gears are designed with a stronger, less brittle material to prevent premature wear, striping and breakage – resulting in a product you can trust for the long haul.

Product Features:
  • Load testing ensures guaranteed performance every time.
  • Brushes are precisely designed to ensure armature and contacts are properly matched.
  • Every motor is assembled with the precise amount of lubricant to ensure quiet operation and long life.
  • Designed with a stronger, less brittle material than O.E. to prevent premature wear, striping and breakage.
  • Magnets deliver the right amount of torque needed to withstand extreme weather conditions and to compensate for other worn components in the window lift system.
  • Units are designed with extra torque motors to prevent premature failure resulting from improperly lubricated window lift regulators.
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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
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Dorman – Power Window Lift Motor (Part No.O3050399555DOR)

Power Window Lift Motor

from

$68.97
Regulator Purchased Separately Dorman Window Lift Motors are 100% new and include direct fit wiring harnesses and hardware necessary to complete the repair where applicable. Motors typically burn out due to failures of the Window Regulator or from wearing of the brushes, armature, bushings or gears. Our Window Lift Motors are designed to integrate with our Window Regulator program – offering you the most complete repair solution.

Product Features:
  • 100% New Units
  • Direct fit wiring harness – No wire splicing necessary
  • Includes the mounting hardware necessary to complete the repair where applicable
  • Quality tested for durability and performance Dorman Window Regulators ( )
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Carquest – Engine Oil Pressure Switch (Part No.59C1006)

Engine Oil Pressure Switch

from

$34.49
Carquest oil pressure sensors and switches are designed to meet original equipment (O.E.) fit, form and function and are built to ensure reliable performance at a great price. Each oil pressure sensor or switch is 100% tested to ensure proper performance and a trouble-free installation. Carquest oil pressure sensors and switches are a cost-effective solution for your engine management repair. Carquest 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:
  • Long service life and durable performance
  • 100% tested for proper performance
  • O-rings, seals or thread sealant are included if required
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
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Driveworks – Oil Pressure Gauge Switch (Part No.59018)

Oil Pressure Gauge Switch

from

$55.99
Driveworks® offers a line of aftermarket parts and accessories that are commercially acceptable and competitively priced, which provides professional technicians and DIYers with an affordable alternative for repairs.

Product Features:
  • Direct-fit OE replacement ensures ease of installation
  • Designed to meet OE performance
  • As the leader in commercially acceptable parts, we provide professional technicians with the quality parts they need
  • As the leader in commercially acceptable parts, we provide professional technicians with the quality parts they need
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ACDelco – Oil Pressure Sender (Part No.P4030351702ACD)

Oil Pressure Sender

from

$72.09
Oil Pressure Sender

ACDelco – Oil Pressure Sender (Part No.P4030681698ACD)

Oil Pressure Sender

from

$101.89
Oil Pressure Sender

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
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Carquest Premium – Alternator Connector (Part No.PTA1413)

Alternator Connector

from

$23.79
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

Upgrade your 2020 GMC Sierra 1500 with Top-Quality Electrical Parts

When it comes to maintaining or upgrading your 2020 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 10 Electrical Parts for the 2020 GMC Sierra 1500, designed to meet your needs without breaking the bank. From Electrical Motor replacements to Fuses 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 2020 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 $69.27. Our 10 Electrical Parts in stock come from 5 trusted brands, so you’re sure to find the right part for your 2020 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 2020 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 2020 GMC Sierra 1500!

Best-Selling Electrical Motors for 2020 GMC Sierra 1500s

Enhance the driving experience in your GMC with 2 quality Electrical Motor components, starting at $128.99.

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
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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

Most Popular 2020 GMC Sierra 1500 Fuses

Customize your GMC with 2 Fuses products like Fuses, all priced under $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

Top Picks for 2020 GMC Sierra 1500 Electrical Connectors

Upgrade GMC Sierra 1500s with top-quality Electrical Connectors parts, including 5 OEM and aftermarket selections for your 2020 model.

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
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Carquest Premium – Alternator Connector (Part No.PTA1413)

Alternator Connector

from

$23.79
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 – 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

In-Demand Switches, Sensors & Relays for 2020 GMC Sierra 1500s

Select from 1 premium Switches, Sensors & Relays parts for your 2020 GMC Sierra 1500.

ACDelco – Evaporation Pres Sen (Part No.E2070465981ACD)

Evaporation Pres Sen

from

$105.35
Evaporation Pres Sen

FAQs for 2020 GMC Sierra 1500 Electrical Parts

Which Electrical Parts are best-sellers for 2020 GMC Sierra 1500s?

Out of 10 Electrical Parts that fit 2020 GMC Sierra 1500s, the following parts are the top sellers:

What’s the price range for 2020 GMC Sierra 1500 Electrical Parts?

Electrical Part prices for the 2020 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 2020 GMC Sierra 1500?

The average price for Electrical Parts for the 2020 GMC Sierra 1500 is $69.27. 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, 2021, 2019, 2018, 2017, 2016, 2015, 2014, and 2013.

What are the cheapest Electrical Parts for my 2020 GMC Sierra 1500?

The cheapest 2020 GMC Sierra 1500 Electrical Parts we carry in stock are:

What types of Electrical Parts do you sell for my 2020 GMC Sierra 1500?

As of 2/5/25, these are some of the most in-demand types of Electrical Parts for a 2020 GMC Sierra 1500:

Can I get help with 2020 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.