2008 GMC Sierra 3500 HD Electrical Parts

Essential 2008 GMC Sierra 3500 HD Electrical Parts

Carquest Premium – Diagnostic Test Connector (Part No.PTA1326)

Diagnostic Test Connector

from

$11.29
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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Carquest Premium – Cruise Control Switch (Part No.CCA1071)

Cruise Control Switch

from

$49.99
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 – Engine Crankshaft Position Sensor Connector (Part No.PTA1591)

Engine Crankshaft Position Sensor Connector

from

$63.99
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 – 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
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Carquest Premium – Cross Body Wiring Harness Connector (Part No.PTA2575)

Cross Body Wiring Harness Connector

from

$25.99
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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Carquest Premium – Communication Interface Module Connector (Part No.PTA2465)

Communication Interface Module Connector

from

$99.99
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 – 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 – Multi Purpose Connector (Part No.PTA2919)

Multi Purpose Connector

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$56.99
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 – Air Charge Temperature Sensor Connector (Part No.PTA3123)

Air Charge Temperature Sensor Connector

from

$123.99
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 – Fog Light Connector (Part No.PTA1474)

Fog Light Connector

from

$42.49
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.

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 – Headlamp Socket (Part No.645-534)

Headlamp Socket

from

$49.99
This license plate light connector is designed to match the appearance and function of the original hardware on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this license plate light connector matches the appearance and function of the factory hardware on specified applications
  • Ideal solution – this connector is a reliable replacement for an original part that is missing or has failed due to fatigue
  • 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
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Carquest – A/C Auto Temperature Control Relay (Part No.R3107)

A/C Auto Temperature Control Relay

from

$18.99
Product Features:
  • Our units are all pre-aligned & pre-adjusted to save installation time and ensure proper switching.
  • A lubricated felt pad that lubricates the cam lobes on the vehicles distributor. This reduces wear on the point set rubbing block, extending the usable life of the part.
  • Ventilated where available, tungsten contacts, which run cooler and exhibit less erosion.
  • The copper-alloy shunt provides superior resistance to breakage, due to the flexing of the moving arm on the point set. It also significantly increases current conductivity over typical steel, shunts.
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Carquest Premium – A/C Compressor Clutch Connector (Part No.PTA2471)

A/C Compressor Clutch Connector

from

$85.99
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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Carquest Premium – Automatic Transmission Connector (Part No.PTA2269)

Automatic Transmission Connector

from

$139.99
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
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Carquest Premium – Rain Sensor Connector (Part No.PTA2314)

Rain Sensor Connector

from

$35.99
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 – Front Impact Sensor (Part No.590-222)

Front Impact Sensor

from

$139.99
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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Carquest Premium – Repair Harness (Part No.PTA1536)

Repair Harness

from

$51.99
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 – Anti-Theft Sensor Connector (Part No.PTA2484)

Anti-Theft Sensor Connector

from

$41.49
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.

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 – 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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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 – Combination Switch (Part No.SAE1192)

Combination Switch

from

$64.99
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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Tech Smart – Headlight Wiring Harness (Part No.F90006)

Headlight Wiring Harness

from

$14.79
Qualities that have made SMP an industry leader for more than 95 years, innovation, engineering expertise, superior quality, meticulous testing, unmatched customer service, competitive pricing, and brand integrity, are at the heart of every TechSmart part.

Product Features:
  • 14 gauge wire for better conductivity
  • Complete “plug & play” design plugs between the factory harness and new bulb for ease of installation
  • Can be used as a pigtail if the original connector is melted
  • High-temp connector prevents melting caused by high-intensity H11 bulbs
  • Fiberglass wrapping prevents chafing
  • All TechSmart® parts meet or exceed OE performance, providing today’s technician with the quality parts needed to get the job done right, the first time
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Dorman – Power Window Regulator And Motor Assembly (Part No.751-063)

Power Window Regulator And Motor Assembly

from

$114.99
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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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 – Air Bag Impact Sensor (Part No.CTA1139)

Air Bag Impact Sensor

from

$619.99
Air Bag Impact Sensor

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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ACDelco – Gray Multi-Purpose Pigtail (Part No.PT2206)

Gray Multi-Purpose Pigtail

from

$87.99
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

2008 GMC Sierra 3500 HD Electrical Parts

You count on your 2008 GMC Sierra 3500 HD to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Electrical Parts. With 71 Electrical Parts ranging in price from $4.49 to $673.99, you’re sure to find everything you need for your 2008 GMC Sierra 3500 HD.

Brands matter. If you want to shop a specific Electrical Parts brand, we stock 9 different brands like Carquest, Dorman, and Carquest Premium. 2008 GMC Sierra 3500 HD Electrical Parts start as low as $4.49!

One of the best ways to find top quality OEM or aftermarket Electrical Parts is by asking professionals. Short of that, you can shop with confidence thanks to our 501 extensive product reviews on 2008 GMC Sierra 3500 HD Electrical Parts. Some of the top-rated Electrical Parts products we carry are Window Regulator & Motor Assembly: Power, 1 Pack with 4.8 stars and Front Impact Sensor with 5.0 stars.

Did we mention you can order your Electrical Parts from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Electrical Parts inventory for your 2008 GMC Sierra 3500 HD below to get started!

Top-Rated Electrical Parts Brands For Your 2008 GMC Sierra 3500 HD

Trusted Electrical Parts OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 2008 GMC Sierra 3500 HD running right for years to come. In our inventory you’ll find brands like Carquest, Dorman, Carquest Premium, and even more.

Popular ACDelco Electrical Parts

You’ll find popular ACDelco brand products across Electrical Connectors. All are waiting to get your 2008 GMC Sierra 3500 HD back on the road. Some of the top-rated ACDelco products in these categories are:
Gray Multi-Purpose Lamp Socket
from $58.99
(1)
Gray Multi-Purpose Lamp Socket
Side Marker Lamp Connectors

Top-Rated Carquest Electrical Parts


If Carquest are what you’re looking for, our inventory holds plenty. We stock Carquest brand Electrical Parts for your 2008 GMC Sierra 3500 HD, and some of our most reviewed Carquest parts include:
Engine Oil Pressure Switch
from $78.99
(44)
Engine Oil Pressure Switch
Oil Pressure Switch and Senders
Air Charge Temperature Sensor Connector
from $11.49
(33)
Air Charge Temperature Sensor Connector
Crankshaft Position Sensor Connectors
Engine Crankshaft Position Sensor Connector
from $67.99
(1)
Engine Crankshaft Position Sensor Connector
Crankshaft Position Sensor Connectors

FAQs for 2008 GMC Sierra 3500 HD Electrical Parts

What are the most purchased Electrical Parts for the 2008 GMC Sierra 3500 HD?

Out of 71 Electrical Parts for the 2008 GMC Sierra 3500 HD, the most popular in our inventory are:
Engine Oil Pressure Sensor
from $77.99
This product is not rated
Engine Oil Pressure Sensor
Oil Pressure Switch and Senders
Chrysler, Ford, GM Panel Retainer, Pack of 3
from $4.49
(1)
Chrysler, Ford, GM Panel Retainer, Pack of 3
Anti-Theft Alarm Control Unit Clip
Headlight Wiring Harness
from $14.79
(17)
Headlight Wiring Harness
Cornering Light Wiring Harness

What are the top-rated 2008 GMC Sierra 3500 HD Electrical Parts?

Top-rated Electrical Parts for your 2008 GMC Sierra 3500 HD based on customer reviews/ratings are:
Window Regulator & Motor Assembly: Power, 1 Pack
from $76.99
(5)
Window Regulator & Motor Assembly: Power, 1 Pack
“Looks like they improved the design from OEM (gone through 2 OEM already). Can’t beat the life time warrantee and fits my extended cab rear power wind”
Front Impact Sensor
from $211.99
(1)
Front Impact Sensor
“Perfect fit for my 2008 Chevy Silverado 2500HD.”
A/C Auto Temperature Control Relay
from $18.99
(1)
A/C Auto Temperature Control Relay
“Good replacement part fits like oem”