2003 Chevrolet Blazer Fuel Pumps

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Keep Your 2003 Chevrolet Blazer in Top Shape with Quality Fuel Pumps

Whether you’re repairing or upgrading your Fuel Pump, using high-quality parts is key to keeping your 2003 Chevrolet Blazer looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Fuel Pumps, Fuel Pump Harness Connectors, and Fuel Pump Pressure Switches. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Competitive Prices and Extensive Inventory

The average price for a 2003 Chevrolet Blazer Fuel Pump at Advance Auto Parts is around $108.74, with a range that starts at $16.99 and goes up to $292.99. With 8 options in stock from 5 trusted brands, finding the right fit is easy. Popular picks like Engine Oil Pressure Sensor, Fuel Pump Module Assembly: Fuel Pump, Sending Unit, Wiring Harness and Strainer, and 4-Way Female Gray Multi-Purpose Pigtail start at just $56.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Fuel Pump, don’t forget to check out other key components like Gas Caps and Oxygen Sensors. At Advance Auto Parts, we’re here to help you keep your 2003 Chevrolet Blazer in peak condition, inside and out.

Essential 2003 Chevrolet Blazer Fuel Pumps

Carquest Premium – Fuel Cap Tester Adapter: (Part No.12427)

Fuel Cap Tester Adapter:

from

$34.99
Fuel Cap Tester Adaper for use with Stant fuel cap testers. Color coded for easy identification. Made of durable plastic.

Product Features:
  • BAR Certified adapters
  • Adapter check’s a fuel cap’s ability to hold pressure.
  • Adapters meet EPA standards for recommended fleet coverage.
  • Check adapter application chart for specific makes and models
See More

Carquest Premium – Fuel Cap Tester Adapter (Part No.12422)

Fuel Cap Tester Adapter

from

$39.99
Fuel Cap Tester Adaper for use with Stant fuel cap testers. Color coded for easy identification. Made of durable plastic.

Product Features:
  • BAR Certified adapters
  • Adapter check’s a fuel cap’s ability to hold pressure.
  • Adapters meet EPA standards for recommended fleet coverage.
  • Check adapter application chart for specific makes and models
See More

Carquest Premium – Fuel Cap Tester Adapter: (Part No.12410)

Fuel Cap Tester Adapter:

from

$17.79
Fuel Cap Tester Adaper for use with Stant fuel cap testers. Color coded for easy identification. Made of durable plastic.

Product Features:
  • BAR Certified adapters
  • Adapter check’s a fuel cap’s ability to hold pressure.
  • Adapters meet EPA standards for recommended fleet coverage.
  • Check adapter application chart for specific makes and models
See More

Carquest Premium – Mechanical Fuel Pump 1496433 (Part No.1496433)

Mechanical Fuel Pump 1496433

from

$30.99
Carquest Premium mechanical fuel pumps are built to meet or exceed Original Equipment (OE) specifications for fit, form and function. Every mechanical fuel pump is 100% tested throughout the entire manufacturing process for worry-free performance. Carquest Premium mechanical fuel pumps include the installation gaskets needed for each application. Carquest Premium mechanical fuel pumps are engineered with superior quality components to provide the longest life and reliable performance.

Product Features:
  • Meets or exceeds OE specifications for fit, form and function
  • Special heat-treated rocker arms and case-hardened pins to ensure lasting performance
  • All fuel pumps are 100% performance tested
  • Includes installation gaskets or seals where applicable
See More

Spectra Premium – Module Assembly; Includes Pump, Sender, Float, Strainer and Reservoir (Part No.SP6085M)

Module Assembly; Includes Pump, Sender, Float, Strainer and Reservoir

from

$93.99
CARQUEST fuel pump modules offer OEM or better performance from an Original Equipment Supplier. The latest advancements in fuel delivery technology are built-in to every CARQUEST Fuel Pump to deliver greater reliability.

Product Features:
  • Every single pump is 100% tested throughout the entire manufacturing process for worry free, out-of-the-box performance
  • Triple barb hose fitting provides superior, long-lasting seal
  • Superior return porting for optimum fuel flow
  • Enhanced pump to flange harness design provides worry-free electrical performance
  • Ceramic sender card and float arm that utilizes vehicle-specific geometry to ensure accurate fuel gauge readings for each and every application
  • Gradient density, dual zone filtration designed for better contamination resistance
See More

Delphi – Fuel Pump Module Assembly: With Float Arm, Seal, Splices, Wire Harness (Part No.FG0072)

Fuel Pump Module Assembly: With Float Arm, Seal, Splices, Wire Harness

from

$261.99
Delphi is a Tier 1 supplier to the majority of global vehicle manufacturers and has been a manufacturer of dependable fuel pumps and fuel delivery parts for over 80 years. With over 30 OE-proprietary innovations and 150 patents in fuel technologies, Delphi is regarded as a market leader in North American fuel management with sales coverage at over 95%. Learn more about our expert-led training programs and tech hotline at 1-877-463-3574. Visit our Resource Center for helpful tips and tricks on fuel pumps, technologies, and more: https://www.delphiautoparts.com/usa/en-US/resource-center.

Product Features:
  • Delphi is a global OE manufacturer and all fuel pumps are built to Delphi’s OE standards
  • Empty float height and float retention matches OE specifications and guarantees correct gas gauge reading
  • Lower amperage draws less load on vehicle’s electrical system
  • Part is validated, tested and matched to the right vehicle application
  • Always be sure to check and clean fuel tank to avoid unnecessary returns
  • Lower failure rates due to its innovative design and durability
See More

Carquest Premium – Mechanical Fuel Pump (Part No.1541134)

Mechanical Fuel Pump

from

$25.99
Carquest Premium mechanical fuel pumps are engineered by Carter Fuel Systems or Agility Auto Parts to meet or exceed Original Equipment (OE) specifications for fit, form and function. Every mechanical fuel pump is 100% tested throughout the entire manufacturing process for worry-free performance. Carquest Premium mechanical fuel pumps include the installation gaskets needed for each application. Carquest Premium mechanical fuel pumps are engineered with superior quality components to provide the longest life and reliable performance.

Product Features:
  • Meets or exceeds OE specifications for fit, form and function.
  • Special heat-treated rocker arms and case-hardened pins to ensure lasting performance.
  • All fuel pumps are 100% performance tested.
  • Includes installation gaskets or seals where applicable.
See More

Dorman – Fuel Pump Module Assembly (Part No.2630317)

Fuel Pump Module Assembly

from

$186.99
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
See More

ACDelco – Engine Oil Pressure Sensor (Part No.D1819A)

Engine Oil Pressure Sensor

from

$56.99
ACDelco GM Original Equipment Engine Oil Pressure Sensors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. ACDelco GM Original Equipment parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional.

Product Features:
  • Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
  • ACDelco GM Original Equipment 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

Carquest Premium – Multi-Use Connector (Part No.PTA2591)

Multi-Use Connector

from

$49.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • WVE electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More

GM Genuine Parts – 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

Delphi – Fuel Pump Wiring Harness (Part No.FA10003)

Fuel Pump Wiring Harness

from

$16.99
Delphi is a Tier 1 supplier to the majority of global vehicle manufacturers and has been a manufacturer of dependable fuel pumps and fuel delivery parts for over 80 years. With over 30 OE-proprietary innovations and 150 patents in fuel technologies, Delphi is regarded as a market leader in North American fuel management with sales coverage at over 95%. Learn more about our expert-led training programs and tech hotline at 1-877-463-3574. Visit our Resource Center for helpful tips and tricks on fuel pumps, technologies, and more: https://www.delphiautoparts.com/usa/en-US/resource-center.

Product Features:
  • Each wire harness is designed to meet or exceed the performance of the original unit
  • Engineered with the same stringent standards applied to the parts we make for the top global OEMs
  • Delphi wire harnesses are designed and reliably work for the life of your fuel system
  • Wiring harness is designed to correct known application issues
See More

Carquest Premium – Wiring Harness (Part No.WH3000)

Wiring Harness

from

$17.99
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
See More

Most Popular Fuel Pumps for 2003 Chevrolet Blazers

Enhance your 2003 Chevrolet Blazer with one of the 3 Fuel Pumps we have in stock, starting at just $141.99.

Spectra Premium – Module Assembly; Includes Pump, Sender, Float, Strainer and Reservoir (Part No.SP61099M)

Module Assembly; Includes Pump, Sender, Float, Strainer and Reservoir

from

$205.99
CARQUEST fuel pump modules offer OEM or better performance from an Original Equipment Supplier. The latest advancements in fuel delivery technology are built-in to every CARQUEST Fuel Pump to deliver greater reliability.

Product Features:
  • Every single pump is 100% tested throughout the entire manufacturing process for worry free, out-of-the-box performance
  • Triple barb hose fitting provides superior, long-lasting seal
  • Superior return porting for optimum fuel flow
  • Enhanced pump to flange harness design provides worry-free electrical performance
  • Ceramic sender card and float arm that utilizes vehicle-specific geometry to ensure accurate fuel gauge readings for each and every application
  • Gradient density, dual zone filtration designed for better contamination resistance
See More

Carquest Premium – Fuel Pump Module Assembly: Fuel Pump, Sending Unit, Wiring Harness and Strainer (Part No.M2246734)

Fuel Pump Module Assembly: Fuel Pump, Sending Unit, Wiring Harness and Strainer

from

$141.99
Carquest Premium fuel pump modules and assemblies are engineered by Carter Fuel Systems or Agility Auto Parts to meet or exceed Original Equipment (OE) specifications for fit, form and function. We have invested in industry-leading quality improvements like upgraded turbine impellers and 100% carbon commutators to deliver greater reliability. Carquest Premium fuel pump modules are supplied with the pump strainer and gaskets or seals when required for the application. Carquest Premium fuel pump modules are engineered with superior quality components to provide the longest life and reliable performance.

Product Features:
  • Meets or exceeds OE specifications for fit, form and function
  • 100% carbon commutators provide resistance to aggressive fuels and double the life expectancy of the pump
  • OE upgraded turbine impellers greatly reduce fuel pulsation
  • All fuel pumps are 100% performance tested
  • Includes installation gaskets or seals where applicable
See More

Delphi – Fuel Pump Module Assembly: With Float Arm, Seal, Splice Kit (Part No.FG0286)

Fuel Pump Module Assembly: With Float Arm, Seal, Splice Kit

from

$292.99
Delphi is a Tier 1 supplier to the majority of global vehicle manufacturers and has been a manufacturer of dependable fuel pumps and fuel delivery parts for over 80 years. With over 30 OE-proprietary innovations and 150 patents in fuel technologies, Delphi is regarded as a market leader in North American fuel management with sales coverage at over 95%. Learn more about our expert-led training programs and tech hotline at 1-877-463-3574. Visit our Resource Center for helpful tips and tricks on fuel pumps, technologies, and more: https://www.delphiautoparts.com/usa/en-US/resource-center.

Product Features:
  • Delphi is a global OE manufacturer and all fuel pumps are built to Delphi’s OE standards
  • Empty float height and float retention matches OE specifications and guarantees correct gas gauge reading
  • Lower amperage draws less load on vehicle’s electrical system
  • Part is validated, tested and matched to the right vehicle application
  • Always be sure to check and clean fuel tank to avoid unnecessary returns
  • Lower failure rates due to its innovative design and durability
See More

Best-Selling 2003 Chevrolet Blazer Fuel Pump Harness Connector

Upgrade your Blazer with our best-selling Fuel Pump Harness Connector.

GM Genuine Parts – 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

Top-Quality Fuel Pump Pressure Switches for 2003 Chevrolet Blazers

Choose a high-quality OEM or aftermarket Fuel Pump Pressure Switch for Chevrolet Blazers and enjoy top-notch performance from $56.99.

ACDelco – Engine Oil Pressure Sensor (Part No.D1819A)

Engine Oil Pressure Sensor

from

$56.99
ACDelco GM Original Equipment Engine Oil Pressure Sensors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. ACDelco GM Original Equipment parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional.

Product Features:
  • Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
  • ACDelco GM Original Equipment 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

Our Top Pick for a 2003 Chevrolet Blazer Fuel Shut Off Solenoid Connector

Invest in a durable Fuel Shut Off Solenoid Connector for your 2003 Chevrolet, knowing you’re getting trusted brands and expert craftsmanship.

Carquest Premium – Multi-Use Connector (Part No.PTA2591)

Multi-Use Connector

from

$49.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • WVE electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More

Our Fuel Pump Harness for 2003 Chevrolet Blazers

Make a smart move for your 2003 Chevrolet Blazer with our Fuel Pump Harnes for $16.99.

Delphi – Fuel Pump Wiring Harness (Part No.FA10003)

Fuel Pump Wiring Harness

from

$16.99
Delphi is a Tier 1 supplier to the majority of global vehicle manufacturers and has been a manufacturer of dependable fuel pumps and fuel delivery parts for over 80 years. With over 30 OE-proprietary innovations and 150 patents in fuel technologies, Delphi is regarded as a market leader in North American fuel management with sales coverage at over 95%. Learn more about our expert-led training programs and tech hotline at 1-877-463-3574. Visit our Resource Center for helpful tips and tricks on fuel pumps, technologies, and more: https://www.delphiautoparts.com/usa/en-US/resource-center.

Product Features:
  • Each wire harness is designed to meet or exceed the performance of the original unit
  • Engineered with the same stringent standards applied to the parts we make for the top global OEMs
  • Delphi wire harnesses are designed and reliably work for the life of your fuel system
  • Wiring harness is designed to correct known application issues
See More

FAQs for 2003 Chevrolet Blazer Fuel Pumps

What are the best-selling Fuel Pumps for 2003 Chevrolet Blazers?

Out of 8 Fuel Pumps that fit 2003 Chevrolet Blazers, the following parts are the top sellers:

What’s the price range for 2003 Chevrolet Blazer Fuel Pumps?

The prices of Fuel Pumps for the 2003 Chevrolet Blazer range from $16.99 up to $292.99 for the most premium parts.

What is the average price of a Fuel Pump for a 2003 Chevrolet Blazer?

The average price for Fuel Pumps for the 2003 Chevrolet Blazer is $108.74. Keep in mind the variety of part types within our Fuel Pump category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Fuel Pumps for other Chevrolet Blazer model years?

Yes, we carry Fuel Pumps for 24 model years of Chevrolet Blazers between 1969 and 2019. The following model years are the most popular for Fuel Pump purchases: 2019, 2005, 2004, 2002, 2001, 2000, 1999, 1998, and 1997.

What are the cheapest Fuel Pumps for my 2003 Chevrolet Blazer?

The cheapest 2003 Chevrolet Blazer Fuel Pumps we carry are:

Does Advance Auto Parts sell Fuel Pumps for any other 2003 Chevrolet models?

Yes. We stock Fuel Pumps for 29 other popular 2003 Chevrolet models. Some of the most popular are 2003 Tahoe Fuel Pumps, 2003 Impala Fuel Pumps, 2003 Silverado 1500 Fuel Pumps, 2003 Malibu Fuel Pumps, and 2003 Suburban 1500 Fuel Pumps.

What are the top-rated Fuel Pumps that fit the 2003 Chevrolet Blazer?

The one 2003 Chevrolet Blazer Fuel Pump we have in stock is the Fuel Pump Wiring Harness. It costs $16.99.

What types of Fuel Pumps do you sell for my 2003 Chevrolet Blazer?

As of 3/1/26, these are some of the most in-demand types of Fuel Pumps for a 2003 Chevrolet Blazer:

Can I get help with 2003 Chevrolet Blazer Fuel Pump orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Chevrolet Fuel Pumps and more.

What is your return policy for Chevrolet Blazer Fuel Pumps?

Advance Auto Parts keeps returns simple. For new Chevrolet Blazer Fuel Pumps and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.