2003 Chevrolet Silverado 2500 Fuel and Emissions Systems

Essential 2003 Chevrolet Silverado 2500 Fuel and Emissions Systems

ACDelco – Professional Vapor Canister Purge Valve (Part No.B7080414682ACD)

Professional Vapor Canister Purge Valve

from

$39.26
The ACDelco Professional Vapor Canister Purge Valve is an ideal high quality aftermarket replacement that is manufactured to meet or exceed OE specifications 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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Dorman – Fuel Line Retaining Clip (Part No.800-023)

Fuel Line Retaining Clip

from

$6.99
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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GM Genuine Parts – Vapor Canister (Part No.215-449)

Vapor Canister

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$228.99
GM Genuine Parts Vapor Canisters are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These canisters capture and store evaporating fuel vapors from the fuel tank to be drawn into the intake manifold during engine operation. 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 reduce harmful pollutants from entering the atmosphere
  • Captures fuel vapors to be re-burned in the engine
  • 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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GM Genuine Parts – Fuel Injector Retainer Kit with Clip (Part No.12570620)

Fuel Injector Retainer Kit with Clip

from

$13.79
GM Genuine Parts Fuel Injector and Insulator Retainer Kits 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:
  • This part requires programming and/or special setup procedures. GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle
  • 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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Bosch – Oxygen Sensor: 4 Wire, 24.02" Long, Heated, Universal (Part No.15730)

Oxygen Sensor: 4 Wire, 24.02" Long, Heated, Universal

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$77.99
Bosch is the world’s leading supplier and original equipment manufacturer of Oxygen Sensors. Bosch invented the automotive oxygen sensor and leads the way in sensor technology and innovation advancements. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.  Bosch oxygen sensors deliver exceptional OE level reliability, performance and durability, further improving service life of the product. 

Product Features:
  • Premium Bosch oxygen sensors are designed to improve fuel economy while reducing harmful emissions
  • Includes Smart Link Connector, no soldering required
  • No special tools required for installation
  • Seared protection tube due to 100% functional quality test
  • Performance meets or exceeds OE specifications
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Driveworks – MAP Sensor (Part No.31424)

MAP Sensor

from

$67.05
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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GM Genuine Parts – Vapor Canister Vent Valve Solenoid (Part No.214-2082)

Vapor Canister Vent Valve Solenoid

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$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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Carquest Premium – Ignition Coil Connector (Part No.PTA1397)

Ignition Coil Connector

from

$37.99
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 – Fuel Injector Seal Kit (Part No.AS017)

Fuel Injector Seal Kit

from

$2.99
CARQUEST fuel injector seal kits include the necessary O-rings and seals to properly reseal the injector, which is a recommended practice any time the injector is removed. Each kit services one injector and includes hard to find or previously dealer-only components.

Product Features:
  • Premium OE quality materials
  • Services one injector
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Dorman – Fuel Tank Filler Neck (Part No.577-095)

Fuel Tank Filler Neck

from

$77.99
Fuel filler neck leaking? This replacement fuel filler neck is precision-engineered and thoroughly tested to match the original filler neck for specific vehicle years, makes and models for a reliable repair.

Product Features:
  • Direct replacement – this fuel filler neck is made to match the original equipment on specific vehicles
  • Durable construction – made of corrosion-resistant materials to reduce future failure potential
  • Regulatory compliant – built to meet emission and inspection standards
  • Trustworthy value – backed by team of engineers and quality control experts in the United States
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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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ACDelco – Multi-Purpose Pigtail (Part No.PT2195)

Multi-Purpose Pigtail

from

$181.99
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 – Fuel Tank Pressure Sensor (Part No.ECA1003)

Fuel Tank Pressure Sensor

from

$46.99
Pressure sensors are used within several operating systems on the vehicle. Subjects in this category measure the pressure of both liquid and air to include air in a positive pressure and negative pressure range. Pressure sensors report out as the result of an electrical device called a strain gauge which produces an analog or digital signal output dependent on the needs of the circuit. Pressures may be very low such as barometric pressure, or extremely high such as in a high-pressure fuel injection system.

Product Features:
  • Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
  • Computer-Aided Design (CAD), laser scanning and 3D printing – utilizing Fused Deposition Modeling (FDM) and Stereolithography (SLA) – in the part design process ensures speed-to-market and a precise fit guaranteed.
  • Robust circuit board design increases durability due to heat, shock, and random electro-magnetic pulses (EMP) and power spikes.
  • Tin plated lead frame prevents corrosion and ensures a reliable terminal connection under adverse ambient conditions.
  • 100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
  • 100% end-of-line tested to ensure accurate signal output providing product reliability, every time.
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Carquest Premium – ABS Wheel Speed Sensor Connector (Part No.PTA1749)

ABS Wheel Speed Sensor 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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Felpro – Exhaust Gas Recirculation (EGR) Valve Gasket (Part No.70947)

Exhaust Gas Recirculation (EGR) Valve Gasket

from

$2.79
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:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
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ACDelco – GM Original Equipment Fuel Injector Seal Kit (Part No.C1060205441ACD)

GM Original Equipment Fuel Injector Seal Kit

from

$28.49
The ACDelco GM Original Equipment Fuel Injector Seal Kit 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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Carquest – Fuel Tank Straps (Includes 2 Straps) (Part No.578-183)

Fuel Tank Straps (Includes 2 Straps)

from

$35.99
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium fuel tank straps meet or exceed the performance of the original equipment they replace.

Product Features:
  • Unit is designed to OE fit, form and function requirements accomplished by leveraging our expertise
  • Direct fit ensures safe, secure fuel tank installation
  • Product individually packaged and labeled to help reduce product damage prior to installation
  • Industry leading coverage on straps for plastic tanks
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Carquest Premium – Fuel Injector Connector (Part No.PTA1096)

Fuel Injector Connector

from

$41.99
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 – Fuel Level Sensor (Part No.KBE1003)

Fuel Level Sensor

from

$137.99
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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GM Genuine Parts – Multi-Port Fuel Injector Rail (Part No.217-1542)

Multi-Port Fuel Injector Rail

from

$127.99
GM Genuine Parts Fuel Injector Rails 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:
  • This part requires programming and/or special setup procedures. GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle
  • 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 – Fuel Injection Pressure Regulator (Part No.24027)

Fuel Injection Pressure Regulator

from

$82.99
High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.

Product Features:
  • Designed to OE standards for ease of installation
  • Application-specific to ensure the proper fit and form
  • Precision-engineered pressure regulators for proper fuel delivery and engine performance
  • As a global manufacturer, we have complete control of the manufacturing process, from components to finished product?
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ACDelco – Vapor Canister Vent Valve (Part No.214-1091)

Vapor Canister Vent Valve

from

$50.99
ACDelco GM Original Equipment Vapor Canister Vent Valves are GM-recommended replacements for your vehicle’s original components. These valves, when opened, allow air to pass in and out of the vapor canister vent. These original equipment vapor canister vent valves have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Controls fresh air flow to the canister
  • Sends fuel vapors to the engine for re-burn
  • Helps control 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
See More

ACDelco – 4-Way Male Gray Multi-Purpose Pigtail (Part No.PT1373)

4-Way Male Gray Multi-Purpose Pigtail

from

$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
See More

GM Genuine Parts – Fuel Injection Throttle Control Actuator Module (Part No.12588923)

Fuel Injection Throttle Control Actuator Module

from

$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
See More

Dorman – Fuel Pump Module: Includes, Fuel Pump; Harness and Connectors (Part No.2630311)

Fuel Pump Module: Includes, Fuel Pump; Harness and Connectors

from

$217.99
This fuel pump module assembly matches the fit and function of the original parts in specific vehicles. Built from durable materials, this pump is designed to be reliable over a long service life.

Product Features:
  • Direct replacement – this fuel pump assembly matches the fit and function of the original equipment fuel pump on specified vehicles
  • Durable construction – this fuel pump is made of quality materials for a long service life
  • Saves money – offers original equipment quality at a competitive price
  • Quality assured – this fuel pump assembly has undergone rigorous testing to ensure reliable performance
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KAI – Fuel Tank Lock Ring (Part No.SPITR19)

Fuel Tank Lock Ring

from

$26.99
New Standard Replacement Fuel Tank Lock Ring, For 3 1/2 Inch Diameter Gauge, O-Ring Not Included

Product Features:
  • 3 1/2 Inch Diameter Gauge O-Ring Not Included
  • Meets All Federal Motor Safety Standards
  • No Drilling Needed For Installation
  • No Modifications Needed For Installation
  • Direct Fit Replacement For Your Vehicle
  • Same Form Fit And Function As OE
  • Check Out The Large Selection Of Parts Available For Your Vehicle
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Carquest Premium – Manifold Absolute Pressure Sensor (MAP) (Part No.ECC1011)

Manifold Absolute Pressure Sensor (MAP)

from

$65.99
CARQUEST MAP sensors are manufactured with critical OEM components to ensure that your engine runs efficiently to reach the best gas mileage on your vehicle.

Product Features:
  • CARQUEST MAP sensors connectors are exact OE fit to ensure the proper vacuum is maintained to prevent power loss and to minimize internal contamination.
  • CARQUEST MAP sensors utilize high temperature resistant seals. Damaged seals can directly impact the vehicles fuel-to-air ratio, making it less fuel efficient.
  • CARQUEST MAP sensors are 100% individually tested for all product functionalities including proper vacuum seal and electrical output.
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ACDelco – Fuel Feed Line (Part No.E5013743428ACD)

Fuel Feed Line

from

$180.22
Fuel Feed Line

2003 Chevrolet Silverado 2500 Fuel and Emissions Systems

You count on your 2003 Chevrolet Silverado 2500 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 146 Fuel and Emissions Systems ranging in price from $1.79 to $383.51, you’re sure to find everything you need for your 2003 Chevrolet Silverado 2500.

Brands matter. If you want to shop a specific Fuel and Emissions Systems brand, we stock 18 different brands like Carquest Premium, Felpro, and Bosch. 2003 Chevrolet Silverado 2500 Fuel and Emissions Systems start as low as $1.79!

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 900 extensive product reviews on 2003 Chevrolet Silverado 2500 Fuel and Emissions Systems. Some of the top-rated Fuel and Emissions Systems products we carry are Locking Fuel Cap with 4.3 stars and Fuel Tank Straps (Includes 2 Straps) with 3.6 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 2003 Chevrolet Silverado 2500 below to get started!

Top-Rated Fuel and Emissions Systems Brands For Your 2003 Chevrolet Silverado 2500

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 2003 Chevrolet Silverado 2500 running right for years to come. In our inventory you’ll find brands like Carquest Premium, Felpro, Bosch, and even more.

Popular Driveworks Fuel and Emissions Systems

You’ll find popular Driveworks brand products across Air Flow Sensors. All are waiting to get your 2003 Chevrolet Silverado 2500 back on the road. Some of the top-rated Driveworks products in these categories are:
MAP Sensor
from $67.05
(27)
MAP Sensor
MAP-Barometric Pressures

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 2003 Chevrolet Silverado 2500, and some of our most reviewed Carquest Premium parts include:

FAQs for 2003 Chevrolet Silverado 2500 Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the 2003 Chevrolet Silverado 2500?

Out of 146 Fuel and Emissions Systems for the 2003 Chevrolet Silverado 2500, 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 2003 Chevrolet Silverado 2500 Fuel and Emissions Systems?

Top-rated Fuel and Emissions Systems for your 2003 Chevrolet Silverado 2500 based on customer reviews/ratings are:
Locking Fuel Cap
from $23.99
(35)
Locking Fuel Cap
“Had a check engine light and when I scanned it, calls for a new gas cap. Instead of buying oem from the dealer or just an ordinary gas cap from a part”
Fuel Tank Straps (Includes 2 Straps)
from $35.99
(34)
Fuel Tank Straps (Includes 2 Straps)
“Fit perfectly for my gmc sierra 1500”
Locking Fuel Cap: 10501, Screw On, Direct Fit, Provides Tight Seal, 1 Pack
from $24.99
(32)
Locking Fuel Cap: 10501, Screw On, Direct Fit, Provides Tight Seal, 1 Pack
“Lost old gas cap and replaced with this one, which comes with a lock (which you don’t have to use,FYI)”