2003 GMC Sierra Fuel System Parts
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ACDelco®GM Original Equipment™ Fuel Level SensorGMC Sierra 2003, GM Original Equipment™ Fuel Level Sensor by ACDelco®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$129.72 - WVE®Fuel Pump RelayGMC Sierra 2003, Fuel Pump Relay by WVE®. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and tested to ensure the ultimate in durability and functionality. Made to meet or...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$14.41 - $17.90
- Bosch®Diesel Fuel Injector Pump Pressure Relief ValveGMC Sierra 6.6L 2003, Diesel Fuel Injector Pump Pressure Relief Valve by Bosch®. Replacement. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or...100% new, not rebuiltOE design to ensure exact fit, form and function$112.65
- ACDelco®Professional™ Fuel Injection Pressure RegulatorGMC Sierra 2003, Professional™ Fuel Injection Pressure Regulator by ACDelco®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$67.92 - $72.48
- ACDelco®Genuine GM Parts™ Fuel Tank Sending Unit Lock RingGMC Sierra 2003, Genuine GM Parts™ Fuel Tank Sending Unit Lock Ring by ACDelco®. With Twist Lock Style. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$26.98
- ACDelco®Genuine GM Parts™ Fuel Tank Sending Unit O-RingGMC Sierra 2003, Genuine GM Parts™ Fuel Tank Sending Unit O-Ring by ACDelco®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$13.03
- ACDelco®Genuine GM Parts™ Fuel Return HoseGMC Sierra 2003, Genuine GM Parts™ Fuel Return Hose by ACDelco®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$52.76 - $169.93
- ACDelco®Genuine GM Parts™ Fuel CoolerGMC Sierra 2003, Genuine GM Parts™ Fuel Cooler by ACDelco®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$189.52 - $208.15
- Pentius®UltraFLOW™ Fuel FilterGMC Sierra 2003, UltraFLOW™ Fuel Filter by Pentius®. The UltraFLOW Fuel Filters by Pentius are designed to trap the dirt, rust and other contaminates that can otherwise cause engine hesitation, loss of power, hard starting, etc. As a...Designed to eliminate contaminantsEnsures proper fitment and excellent performance$3.42 - $22.35
- ACDelco®Professional™ Throttle Position SensorGMC Sierra 1500 without Traction Control 2003, Professional™ Throttle Position Sensor by ACDelco®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$48.02
- Spectra Premium®Fuel Tank Filler NeckGMC Sierra 2003, Fuel Tank Filler Neck by Spectra Premium®. When you are looking for OE quality and performance at an affordable price, Spectra Premium is the right choice for you. Designed and manufactured to meet or exceed OE...Manufactured to meet OE fit and functionOE quality at an affordable price$59.43 - $99.65
- MotoRad®Fuel Tank CapGMC Sierra 2003, Fuel Tank Cap by MotoRad®. MotoRad fuel caps are designed and manufactured to prevent fuel loss, primarily through evaporation. A faulty or leaky fuel cap emit up-to 30 gallons of fuel per year in to the atmosphere. All...Prevents leakingPrevent fuel loss through evaporation$4.75 - $15.70
- Spectra Premium®Fuel Tank StrapGMC Sierra 2003, Fuel Tank Strap by Spectra Premium®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will provide easy,...Designed to keep your fuel tank in placeSame quality as OE for less money$27.21
- Spectra Premium®Fuel Tank StrapGMC Sierra 2003, Fuel Tank Strap by Spectra Premium®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will provide easy,...Designed to keep your fuel tank in placeSame quality as OE for less money$27.21
- Dorman®OE Solutions™ Fuel Filler Neck HoseGMC Sierra Stepside 2003, OE Solutions™ Fuel Filler Neck Hose by Dorman®. Fuel filler neck leaking? This replacement fuel filler neck hose is engineered and thoroughly tested to match the original filler neck for specific vehicle...Direct replacement - this fuel filler neck hose is made to match the original equipment part on specific vehiclesDurable construction - made of fuel-resistant materials to reduce future failure potential$22.59
- Bosch®Fuel FilterGMC Sierra Gas 2003, Fuel Filter by Bosch®. Bosch Fuel Filters help to protect the most expensive parts of the engine by filtering out foreign particles that can damage a fuel injector. A damaged fuel filter can result in erratic...Dirt-holding capacity of 15 grams (Test based upon SAE J905 at 0.7 bar on 77041WS)Multi-layered filter media with 99% efficiency (Test based upon SAE J905 on 77041WS)$10.68
- WIX®Complete In-Line Fuel FilterGMC Sierra Canada Built / USA Built 2003, Complete In-Line Fuel Filter by WIX®. The fuel filter is often the forgotten filter. Yet the fuel put into diesel and off-road equipment, more often than not, contains contaminants such as dirt,...Provides highly efficient and unmatched fuel cleansing performanceProtects advanced fuel injection systems from contaminants$16.53
- Spectra Premium®Fuel Tank Lock RingGMC Sierra 2003, Fuel Tank Lock Ring by Spectra Premium®. Every time you replace the fuel tank or fuel pump module, don't forget to change the fuel tank lock ring that secures the fuel pump module to the fuel tank. With OE design, this...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$13.13 - $18.28
- Bosch®Fuel Pump Wiring HarnessGMC Sierra 2003, Fuel Pump Wiring Harness by Bosch®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will provide easy,...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$20.99
- TRQ®Fuel Injection Idle Air Control ValveGMC Sierra 4.3L 2003, Fuel Injection Idle Air Control Valve by TRQ®. When it comes to replacing fuel injectors, you can trust the high-quality replacement solution from TRQ to get the job done right. Each TRQ fuel injector is designed...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$24.65$25.95Save $1.30 (5%)
- AIRAID®PowerAid™ Throttle Body SpacerGMC Sierra 2003, PowerAid™ Throttle Body Spacer by AIRAID®. The POWERAID Throttle Body Spacer is designed to enhance off-idle torque from 800 rpm to approximately 3,000 rpm. The spacer utilizes it’s unique, patented Helix Bore...Enhances fuel atomization, which improves combustion and engine efficiencyIncreases low end torque and fuel economy$149.99 - $169.99
- GB Remanufacturing®Fuel Injector O-Ring KitGMC Sierra 2003, Fuel Injector O-Ring Kit by GB Remanufacturing®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will...Meets or exceeds OE specificationsPrecision manufactured to fit and function flawlessly$2.14 - $17.79
- Standard®Throttle Position SensorGMC Sierra 2003, Throttle Position Sensor by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for...Each Standard® sensor is a direct-fit replacement sensor that restores proper information transfer to the ECU on throttle position providing efficient fuel economy and engine performanceEach Standard® throttle position sensor features quality construction that promotes accurate communication of throttle valve angle to the vehicles computer, resulting in improved performance$30.91 - $86.58
- Standard®Idle Air Control Valve ConnectorGMC Sierra 2003, Idle Air Control Valve Connector by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for...Each part has high-quality direct replacement electrical connector eliminates the need for a harness replacing only the damaged connector, for a cost effective repair solutionThe terminal is manufactured with high grade materials such as copper alloy, brass, and phosphor bronze. The housing is fabricated using polyamide resins. All of the materials together provide the connectors with prolonged life and superior performance in harsh environments$19.37
- Motorcraft®Fuel FilterGMC Sierra 2003, Fuel Filter by Motorcraft®. Motorcraft Fuel Filters must also withstand harsh performance testing through a series of test-to-failure endurance and materials durability tests to ensure their long lasting quality and...Help prevent stalling, poor starting and potential engine failureHelp improve vehicle performance by ensuring a uniform fuel flow$21.02
- TRQ®Fuel Tank StrapGMC Sierra 2003, Fuel Tank Strap by TRQ®. Whether you need to replace the fuel tank strap that has worn out or during fuel tank replacement or service, go with this reliable TRQ fuel tank strap to make it right. This strap is made from...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$35.67 - $45.55$37.95 - $47.95Save up to 8%
- Dorman®OE Solutions™ Accelerator Pedal Position SensorGMC Sierra Without Adjustable Pedals 2003, OE Solutions™ Accelerator Pedal Position Sensor by Dorman®. This direct replacement accelerator pedal position sensor matches the fit and performance of a failed original equipment sensor to...Ideal replacement - this accelerator pedal position sensor matches the fit and function of the original sensorPlug & play installation - no special tools or programming required to install this sensor$36.25
- Replace®Fuel Tank StrapsGMC Sierra 2003, Fuel Tank Straps by Replace®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will provide easy,...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$23.85 - $66.87
- Replace®Fuel Tank StrapsGMC Sierra 2003, Fuel Tank Straps by Replace®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will provide easy,...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$23.85 - $66.87
- TRQ®Throttle Position SensorGMC Sierra 4.3L / 4.8L / 5.3L Gas 2003, Throttle Position Sensor by TRQ®. This top-notch TRQ throttle position sensor offers a lot of benefits. From excellent fitment to great operation, this product has everything you need to keep your...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$24.65$25.95Save $1.30 (5%)
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