2012 GMC Sierra 2500 HD Fuel and Emissions Systems

Essential 2012 GMC Sierra 2500 HD Fuel and Emissions Systems

Dorman – EGR Cooler (Part No.B7004702799DOR)

EGR Cooler

from

$846.18
EGR Cooler

Dorman – HD Solutions – Heavy Duty Diesel Exhaust Fluid Cap (Part No.904-5601)

Heavy Duty Diesel Exhaust Fluid Cap

from

$4.29
This diesel exhaust fluid (DEF) filler cap is designed to match the fit and function of the original cap on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this diesel exhaust fluid (DEF) filler cap is designed to match the fit and function of the original cap on specified vehicles
  • Restores functionality – reliable replacement for an original cap that is leaking or failed due to wear
  • 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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Dorman – Diesel Exhaust Fluid Heater (Part No.904-632)

Diesel Exhaust Fluid Heater

from

$317.99
The factory DEF heater on certain vehicles often fails from fluid intrusion. This Dorman OE FIX solution modifies the OEM design to address this failure point and increase reliability..

Product Features:
  • Upgraded replacement – this diesel exhaust fluid (DEF) heater features additional protection from fluid intrusion.
  • Restores performance – designed to match the fit and function of the original equipment part
  • Thoroughly tested – each design undergoes cyclical heater element fatigue testing
  • Trustworthy quality – backed by team of engineers in the United States
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Carquest Premium – Fuel/Water Separator Spin-on with Open Port (Part No.86960XE)

Fuel/Water Separator Spin-on with Open Port

from

$75.99
CARQUEST HD fuel filters protect sensitive fuel system components like injection pumps and injectors from damaging contaminants. They are designed to meet or exceed OE filter performance levels over the entire OE recommended service interval.

Product Features:
  • Environmental Spin-on fuel filter
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GM Genuine Parts – Fuel Injection Throttle Control Actuator Module (Part No.12588923)

Fuel Injection Throttle Control Actuator Module

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$309.99
GM Genuine Parts Fuel Injection Throttle Control Actuator Modules are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These modules are electrically operated motor assemblies that control throttle plates. They receive an electrical signal from the engine control module and open throttle plates based on input from the accelerator pedal module. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine 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 – Oxygen Sensor Connector (Part No.PTA1517)

Oxygen Sensor Connector

from

$53.99
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 Male Gray Multi-Purpose Pigtail (Part No.PT1373)

4-Way Male Gray Multi-Purpose Pigtail

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$67.99
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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GM Genuine Parts – Multi-Port Fuel Injector O-Ring Kit with 16 O-Ring (Part No.217-1533)

Multi-Port Fuel Injector O-Ring Kit with 16 O-Ring

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$31.99
GM Genuine Parts Fuel Injector Seal Kits are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These seals help provide liquid-tight connections between the fuel injector and related components. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Helps provide a seal to prevent fuel leaks
  • Helps seal combustion chamber from the elements
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine 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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Dorman – Fuel Control Actuator (Part No.904-575)

Fuel Control Actuator

from

$299.99
This fuel pressure regulator is engineered to match the function of the original equipment regulator on specified vehicles. It is engineered to help ensure proper fuel injection pressure when the original regulator has failed or is malfunctioning.

Product Features:
  • Direct replacement – this fuel pressure regulator is designed to match the fit and function of the original equipment regulator on specified vehicle
  • Ideal solution – engineered to help ensure proper fuel injection pressure when the original regulator has failed or is malfunctioning
  • 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 – Fuel Injection Pressure Sensor (Part No.FPA1043)

Fuel Injection Pressure Sensor

from

$359.99
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 – Fuel Injector Vacuum Switch (Part No.213-4763)

Fuel Injector Vacuum Switch

from

$48.49
ACDelco GM Original Equipment Fuel Pressure Sensors monitor the fuel pressure in your vehicle’s fuel system, and are GM-recommended replacements for your vehicle’s original components. They send fuel pressure information to the powertrain control module, which uses the data to adjust fuel delivery parameters. These original equipment fuel pressure sensors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Signals the PCM to monitor fuel supplied to the engine
  • Designed to accurately monitor fuel tank pressure
  • 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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GM Genuine Parts – Fuel Pump O-Ring (Part No.G41)

Fuel Pump O-Ring

from

$12.99
GM Genuine Parts Multi Purpose Seals are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine 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 – Vapor Canister Purge Solenoid (Part No.CPC1001)

Vapor Canister Purge Solenoid

from

$36.99
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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Felpro – Fuel Injection Throttle Body Mounting Gasket (Part No.61697)

Fuel Injection Throttle Body Mounting Gasket

from

$6.79
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Each gasket set is built to meet or exceed all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Carquest Premium – Air Suspension Compressor Motor Connector (Part No.PTC1308)

Air Suspension Compressor Motor Connector

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.

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 – Exhaust Gas Recirculation (EGR) Valve Temperature Sensor (Part No.EGA2471)

Exhaust Gas Recirculation (EGR) Valve Temperature Sensor

from

$91.99
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 – GM Original Equipment Fuel Pump Tank Seal (Part No.E3004289666ACD)

GM Original Equipment Fuel Pump Tank Seal

from

$15.30
The ACDelco GM Original Equipment Fuel Pump Tank Seal is a GM-recommended replacement component that provides 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
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GM Genuine Parts – Vapor Canister Vent Valve Solenoid (Part No.214-2082)

Vapor Canister Vent Valve Solenoid

from

$139.99
GM Genuine Parts Vapor Canister Vent Solenoids are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These solenoids communicate with the valve to open and close, allowing air to pass in and out of the vapor canister vent. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Controls fresh air flow to the canister
  • Sends fuel vapors to the engine for re-burn
  • Helps control fuel tank pressure
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine 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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ACDelco – GM Original Equipment Oxygen Sensor: Optimal Engine Performance and Fuel Economy (Part No.C5010352631ACD)

GM Original Equipment Oxygen Sensor: Optimal Engine Performance and Fuel Economy

from

$83.15
The ACDelco GM Original Equipment Oxygen (O2) Sensor is a GM-recommended replacement for your vehicle’s original component. The Oxygen (O2) Sensor is a special feedback sensor on your vehicle’s exhaust system. This sensor measures the proportion of oxygen in the exhaust gases. Using this measurement, the engine management computer can adjust the air/fuel ratio near the optimum value of 14.7:1. At this ratio, engine performance, emissions, and fuel economy are all optimized. This original equipment oxygen sensor has been manufactured to fit your specific GM vehicle, providing the same performance, durability, and service life you expect from General Motors. When you are looking for a match to GM Original Equipment specifications in a replacement part for your GM vehicle, trust ACDelco to get the job done.

Product Features:
  • Detect oxygen content in the exhaust gases to optimize emissions and fuel economy
  • 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 – Mass Air Flow Sensor (MAF) – 100% NEW (Part No.MQ6208)

Mass Air Flow Sensor (MAF) - 100% NEW

from

$64.99
Advance Auto Parts is proud to carry all new mass air flow sensors that use high-quality components with the highest quality standards.

Product Features:
  • CARQUEST MAF use all new high-quality components at the highest quality standards.
  • Manufactured with new and advanced technology to perform, fit and function at OE specifications.
  • All new product that is tested with OEM equipment to OEM standards
  • Outperforms competition when tested in extreme environmental conditions
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Dorman – Universal Fuel Line Retainer – 5/8 In. (Part No.800-041)

Universal Fuel Line Retainer - 5/8 In.

from

$12.29
This fuel line clip is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this fuel line clip matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this clip 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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ACDelco – Fuel Pressure Sensor (Part No.C3001581022ACD)

Fuel Pressure Sensor

from

$126.91
Fuel Pressure Sensor

Carquest Premium – Air Charge Temperature Sensor (Part No.WTA1175)

Air Charge Temperature Sensor

from

$94.99
CARQUEST premium engine management products provide the right automatic transmission speed sensor for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions. Designed to meet OE quali

Product Features:
  • Lifecycle tested to meet or exceed OE specifications
  • Direct OE replacement
  • High strength thermoplastic is resistant to shock, temperature and chemicals. Also protects internal components from moisture and contaminants.
  • Global coverage for import and/or domestic applications.
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ACDelco – 5-Way Female Gray Multi-Purpose Pigtail (Part No.PT1154)

5-Way Female Gray Multi-Purpose Pigtail

from

$45.49
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 – Fuel Level Sensor (Part No.KBE1067)

Fuel Level Sensor

from

$155.99
Fuel Level Sensor

Dorman – Fuel Sending Unit Pigtail (Part No.645-221)

Fuel Sending Unit Pigtail

from

$52.99
This fuel sender 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 fuel sender 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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NTK – Water in Fuel (Wife) Sensor (Part No.WB0012)

Water in Fuel (Wife) Sensor

from

$49.99
Building upon a foundation of premium full-line products established under NGK ignition and NTK oxygen sensor products, NTK’s expansion to technical sensors is part of our ongoing commitment to streamline product types and increase coverage under one premium brand: NTK, The Sensor Specialist. With over 80 years of automotive expertise, NGK’s family of automotive products are driven by extreme dedication to innovation, performance and quality. NTK is the only OE supplier with a full-line of technical sensors in the aftermarket for import and domestic vehicles. Drawing from OE experience, NTK sensors undergo extreme testing conditions that include thermal shock, vibration and OBD verification. NTK sensors are manufactured to ensure a quality that meets or exceeds OE specifications. As new vehicles incorporate connected and automated technologies, trust The Sensor Specialist for full-line market support and OE application technology.

Product Features:
  • NTK’s Water in Fuel Sensors are manufactured to operational performance standards to meet or exceed OE fit, form and function to monitor the presence of water in the vehicle’s fuel.
  • The Water In Fuel Sensor reports to the Powertrain Control Module (PCM) when water has been detected in the fuel system.
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NTK – Fuel Tank Pressure Sensor (Part No.FG0012)

Fuel Tank Pressure Sensor

from

$51.99
Building upon a foundation of premium full-line products established under NGK ignition and NTK oxygen sensor products, NTK’s expansion to technical sensors is part of our ongoing commitment to streamline product types and increase coverage under one premium brand: NTK, The Sensor Specialist. With over 80 years of automotive expertise, NGK’s family of automotive products are driven by extreme dedication to innovation, performance and quality. NTK is the only OE supplier with a full-line of technical sensors in the aftermarket for import and domestic vehicles. Drawing from OE experience, NTK sensors undergo extreme testing conditions that include thermal shock, vibration and OBD verification. NTK sensors are manufactured to ensure a quality that meets or exceeds OE specifications. As new vehicles incorporate connected and automated technologies, trust The Sensor Specialist for full-line market support and OE application technology.

Product Features:
  • Fuel Tank Pressure Sensors are manufactured to operational performance standards to meet or exceed OE fit, form and function to ensure proper pressure within the fuel tank and help detect leaks.
  • The Fuel Tank Pressure Sensor reports the ambient pressure in the fuel tank and evaporative emission system so that the PCM may detect evaporative system leaks.
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Popular 2012 GMC Sierra 2500 HD Fuel and Emissions Systems Categories

2012 GMC Sierra 2500 HD Fuel and Emissions Systems

You count on your 2012 GMC Sierra 2500 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 Fuel and Emissions Systems. With 186 Fuel and Emissions Systems ranging in price from $3.99 to $927.99, you’re sure to find everything you need for your 2012 GMC Sierra 2500 HD.

Brands matter. If you want to shop a specific Fuel and Emissions Systems brand, we stock 16 different brands like Carquest Premium, FELPRO, and Motorad. 2012 GMC Sierra 2500 HD Fuel and Emissions Systems start as low as $3.99!

One of the best ways to find top quality OEM or aftermarket Fuel and Emissions Systems is by asking professionals. Short of that, you can shop with confidence thanks to our 6,000 extensive product reviews on 2012 GMC Sierra 2500 HD Fuel and Emissions Systems. Some of the top-rated Fuel and Emissions Systems products we carry are Oxygen Sensor: Downstream, 4 Wire, 14.80" Long, Heated, Exact Fit with 4.5 stars and Locking Fuel Cap: 10504, Screw On, Direct Fit, Provides Tight Seal, 1 Pack with 4.0 stars.

Did we mention you can order your Fuel and Emissions Systems 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 Fuel and Emissions Systems inventory for your 2012 GMC Sierra 2500 HD below to get started!

Top-Rated Fuel and Emissions Systems Brands For Your 2012 GMC Sierra 2500 HD

Trusted Fuel and Emissions Systems OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 2012 GMC Sierra 2500 HD running right for years to come. In our inventory you’ll find brands like Carquest Premium, FELPRO, Motorad, and even more.

Popular Dorman Fuel and Emissions Systems

You’ll find popular Dorman brand products across Air Injection Parts and Fuel Lines. All are waiting to get your 2012 GMC Sierra 2500 HD back on the road. Some of the top-rated Dorman products in these categories are:
Pigtail -Evap. Canister Vent Valve Solenoid , Red, 2-way with Leads
from $37.99
(1)
Pigtail -Evap. Canister Vent Valve Solenoid , Red, 2-way with Leads
Air Injection Bypass Valve Solenoid Connector
Universal Fuel Line Retainer - 5/8 In.
from $12.29
(4)
Universal Fuel Line Retainer – 5/8 In.
Fuel Line Retainers
Diesel Fuel Filter Bleeder Screw - Nylon (Sold by each)
from $3.99
(1)
Diesel Fuel Filter Bleeder Screw – Nylon (Sold by each)
Diesel Fuel Filter Bleeder Screws

Top-Rated Carquest Premium Fuel and Emissions Systems


If Carquest Premium are what you’re looking for, our inventory holds plenty. We stock Carquest Premium brand Fuel and Emissions Systems for your 2012 GMC Sierra 2500 HD, and some of our most reviewed Carquest Premium parts include:

FAQs for 2012 GMC Sierra 2500 HD Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the 2012 GMC Sierra 2500 HD?

Out of 186 Fuel and Emissions Systems for the 2012 GMC Sierra 2500 HD, the most popular in our inventory are:
Fuel Injector O-Ring Kit
from $7.49
(109)
Fuel Injector O-Ring Kit
Fuel Injector O-Ring Kits

What are the top-rated 2012 GMC Sierra 2500 HD Fuel and Emissions Systems?

Top-rated Fuel and Emissions Systems for your 2012 GMC Sierra 2500 HD based on customer reviews/ratings are:
Oxygen Sensor: Downstream, 4 Wire, 14.80" Long, Heated, Exact Fit
from $99.99
(332)
Oxygen Sensor: Downstream, 4 Wire, 14.80" Long, Heated, Exact Fit
“Not much to say about this part really, it was a direct fit like it says and it comes with a tube of Anti-Seize Lubricant to apply to the threads so i”