GMC Sierra 2500 Electrical Parts

Essential GMC Sierra 2500 Electrical Parts

Dorman – Front Crash Sensor (Part No.590-214)

Front Crash Sensor

from

$225.99
This air bag impact sensor is designed to match the fit and function of the original sensor on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this air bag impact sensor is designed to match the fit and function of the original sensor on specified vehicles
  • Ideal solution – this sensor is a reliable replacement for an original part that has failed due to fatigue or electrical malfunction
  • Durable construction – this sensor is made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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ACDelco – 2-Way Female Natural Colored Multi-Purpose Pigtail (Part No.PT142)

2-Way Female Natural Colored Multi-Purpose Pigtail

from

$31.49
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 – Gray Multi-Purpose Pigtail (Part No.PT3923)

Gray Multi-Purpose Pigtail

from

$46.49
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 – Anti-Theft Cut-Off Switch Connector (Part No.PTA3012)

Anti-Theft Cut-Off Switch Connector

from

$84.99
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.
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Carquest Premium – Cruise Control Switch Connector (Part No.PTA3026)

Cruise Control Switch Connector

from

$23.49
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.
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ACDelco – 7-Way Female Black Multi-Purpose Pigtail (Part No.PT1392)

7-Way Female Black Multi-Purpose Pigtail

from

$60.99
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 Wire Connector with Leads (Part No.PT2319)

Multi-Purpose Wire Connector with Leads

from

$53.99
ACDelco Professional Throttle Position Sensor Connector is a high quality aftermarket replacement component for one or more of the following vehicle systems: ignition, starting and charging, body-electrical and lighting, and/or engine fuel management. This premium aftermarket connector is manufactured to meet or exceed your expectations for fit, form, and function.

Product Features:
  • Professional, premium aftermarket replacement
  • Provides the performance and dependability you expect from ACDelco
  • Manufactured to meet expectations for fit, form, and function
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Carquest Premium – Engine Oil Pressure Switch (Part No.SBC1023)

Engine Oil Pressure Switch

from

$71.99
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.
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ACDelco – Blue Multi-Purpose Pigtail (Part No.PT2274)

Blue Multi-Purpose Pigtail

from

$76.99
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 – Instrument Panel Wiring Junction Block Connector (Part No.PTC2936)

Instrument Panel Wiring Junction Block Connector

from

$395.99
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.
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Carquest – Electrical Connector (Part No.PT255)

Electrical Connector

from

$11.49
BWD is an aftermarket leader, providing a premium line of engine management products. BWD manufactures and distributes high technology critical components for late model domestic and import vehicles. BWD is constantly evolving to give customers the competitive edge they need to compete in today’s ever-changing marketplace.

Product Features:
  • Our distributor caps are made of high dielectric strength, glass/mineral reinforced polyester resin for less carbon tracking, greater resistance to electrical breakdown, and superior performance
  • Solid brass terminals (where available) make better connections and greater resistance to electrical pitting and corrosion
  • RFI resistors where specified to eliminate radio static and potential ECU-damaging spikes
  • With industry leading expertise, when original equipment fails our products are designed to fix the inherent failure issues
  • BWD is a global manufacturer of original equipment ignition products, complete quality control is maintained through the manufacturing process from componentry to finished product
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Carquest Premium – Daytime Running Light Module Connector (Part No.PTA2985)

Daytime Running Light Module Connector

from

$117.99
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.
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Driveworks – Starter Solenoid (Part No.84105)

Starter Solenoid

from

$19.05
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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Driveworks – Electrical Relay (Part No.83296)

Electrical Relay

from

$16.79
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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Carquest Premium – Inline Connector (Part No.PTA2591)

Inline Connector

from

$46.99
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 – Multi-Purpose Pigtail (Part No.PT1799)

Multi-Purpose Pigtail

from

$54.99
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

ACDelco – 1-Way Female Gray Multi-Purpose Pigtail (Part No.PT100)

1-Way Female Gray Multi-Purpose Pigtail

from

$28.49
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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ATP – Repair Harness (Part No.JE-32)

Repair Harness

from

$379.99
Repair Harness

Carquest Premium – Engine Coolant Temperature Sending Unit Switch Connector (Part No.PTA1124)

Engine Coolant Temperature Sending Unit Switch Connector

from

$43.99
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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Dorman – Help – Plug Retainer (Part No.57020)

Plug Retainer

from

$4.99
This 12 volt accessory power outlet cover is designed to match the fit, appearance and function of the original cover on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this 12 volt accessory power outlet cover is designed to match the fit, appearance and function of the original cover on specified vehicles.
  • Restores functionality – this cover is made to fully restore appearance and functionality after the original part fails
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

ACDelco – 4-Way Female Gray Multi-Purpose Pigtail (Part No.PT1069)

4-Way Female Gray Multi-Purpose Pigtail

from

$64.99
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

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.
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Carquest Premium – Fuel Pump Wiring Harness (Part No.WH3009)

Fuel Pump Wiring Harness

from

$14.99
CARQUEST wiring harnesses are designed to replace worn, damaged, or corroded electrical connections, delivering reliable performance and long life.

Product Features:
  • Provides worry-free electrical performance
  • Designed to meet or exceed OE specifications
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Carquest Premium – Ambient Light Sensor Connector (Part No.PTA2017)

Ambient Light Sensor Connector

from

$47.99
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

GMC Sierra 2500 Electrical Parts Categories

Helping You Find the Right Electrical Parts for Your GMC Sierra 2500

You love your Sierra 2500. So we’ve made it easier than ever to help you find GMC Sierra 2500 Electrical Parts in our online catalog. Our inventory holds 146 aftermarket and OEM Electrical Parts for your GMC Sierra 2500, ranging from $4.29 to $1,122.99.

We offer parts from 14 brands trusted to make quality Electrical Parts for your GMC Sierra 2500. Before you buy, take some time to read through customer reviews. We currently have 1,516 reviews of GMC Sierra 2500 Electrical Parts from previous customers. Some of the top rated parts include HVAC Blower Motor Resistor Connector with 4.4 stars and Air Charge Temperature Sensor Connector with 3.9 stars.

Find your Sierra 2500 Electrical Parts here, order online, and have your order shipped directly to your home. Prefer to have an in-person look at your GMC Sierra 2500 part to confirm it’s just right? You can find your nearest Advance Auto Parts store and confirm they have the part in stock before heading over.

Top Electrical Parts Brands for Your GMC Sierra 2500

Our inventory holds Electrical Parts for your GMC Sierra 2500 from 14 trusted brands. You’ll find OEM and aftermarket parts from brands like Dorman, Carquest, and ACDelco, all of which can keep that GMC happy.
We have Carquest Premium parts available for your GMC Sierra 2500 in categories like Engine Wiring Harnesses. Some of the top-rated Carquest Premium parts in these categories are:
Fuel Pump Wiring Harness
from $14.99
(1)
Fuel Pump Wiring Harness
Fuel Pump Wiring Harness

Top-Rated Dorman Electrical Parts

Leading Dorman Electrical Parts

We carry Dorman brand parts for your GMC Sierra 2500 across several catalog categories, including Electrical Motors. Some of our most reviewed Dorman parts include:
Window Regulator & Motor Assembly: Power, 1 Pack
from $76.99
(101)
Window Regulator & Motor Assembly: Power, 1 Pack
Window Lift Motors
Window Regulator & Motor Assembly: Power, 1 Pack
from $74.99
(27)
Window Regulator & Motor Assembly: Power, 1 Pack
Window Lift Motors
Lighter Socket And Removal Tool
from $23.49
(12)
Lighter Socket And Removal Tool
Cigarette Lighter Connectors

FAQs for GMC Sierra 2500 Electrical Parts

What are the most purchased Electrical Parts for the GMC Sierra 2500?

Out of 146 Electrical Parts for the GMC Sierra 2500, the most popular in our inventory are:
Engine Oil Pressure Sensor
from $83.99
This product is not rated
Engine Oil Pressure Sensor
Oil Pressure Switch and Senders
Engine Oil Pressure Sensor
from $77.99
This product is not rated
Engine Oil Pressure Sensor
Oil Pressure Switch and Senders
Engine Oil Pressure Switch
from $78.99
(44)
Engine Oil Pressure Switch
Oil Pressure Switch and Senders

What are the top-rated GMC Sierra 2500 Electrical Parts?

Top-rated Electrical Parts for your GMC Sierra 2500 based on customer reviews/ratings are:
HVAC Blower Motor Resistor Connector
from $41.99
(35)
HVAC Blower Motor Resistor Connector
“Works good”
Air Charge Temperature Sensor Connector
from $11.49
(33)
Air Charge Temperature Sensor Connector
“Broke the factory two prong connector to my thermostat and this was the exact replacement.”
Multi Function Switch
from $134.05
(6)
Multi Function Switch
“Part was as described and works great.”