2003 Chevy Trailblazer Fuel System Parts
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- Dorman®OE Solutions™ Fuel Filler Neck Inlet Check ValveChevy Trailblazer EXT 2003, OE Solutions™ Fuel Filler Neck Inlet Check Valve by Dorman®. When the original fuel filler neck inlet check valve fails, the dealer requires replacing the entire fuel tank. This Dorman OE FIX solution...Saves money - this fuel tank roll over valve allows direct replacement of only a failed valve, rather than the entire tankUpgraded material - aluminum construction prevents similar failures from original plastic design$139.42
- Gates®Locking Fuel Tank CapChevy Trailblazer / Trailblazer EXT 2003, Locking Fuel Tank Cap by Gates®. Expertly designed with top-of-the-line technology to outdo the competition, this one-of-a-kind product will surpass your highest expectations. It was made using...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$15.44
- TRQ®Fuel Level SensorChevy Trailblazer 2003, Fuel Level Sensor by TRQ®. Stop playing a guessing game of how much fuel is left in the tank by replacing your failing fuel level sensor with a high-quality fuel monitoring part from TRQ. It will help you restore...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$25.87 - $30.35$26.95 - $31.95Save up to 5%
- Standard®Fuel Injector ConnectorChevy Trailblazer / Trailblazer EXT 2003, Fuel Injector Connector by Standard®. 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 as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$29.24
- WVE®Fuel Pump RelayChevy Trailblazer / Trailblazer EXT 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...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$8.82 - $14.41
- ACDelco®Genuine GM Parts™ Fuel Tank Sending Unit O-RingChevy Trailblazer / Trailblazer EXT 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$14.84
- Spectra Premium®Fuel Tank Filler NeckChevy Trailblazer / Trailblazer EXT 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...Manufactured to meet OE fit and functionOE quality at an affordable price$89.24
- TRQ®Fuel Pump and Sender AssemblyChevy Trailblazer / Trailblazer EXT 2003, Fuel Pump and Sender Assembly by TRQ®. Replace your damaged or malfunctioning fuel pump and sender assembly to keep your engine functioning properly and your vehicle in a roadworthy condition....Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$68.35$71.95Save $3.60 (5%)
- Spectra Premium®Fuel Tank Strap KitChevy Trailblazer 2003, Fuel Tank Strap Kit 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...Designed to keep your fuel tank in placeSame quality as OE for less money$51.84 - $92.46
- Spectra Premium®Fuel Tank Strap KitChevy Trailblazer 2003, Fuel Tank Strap Kit 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...Designed to keep your fuel tank in placeSame quality as OE for less money$51.84 - $92.46
- TRQ®Fuel Filler NeckChevy Trailblazer / Trailblazer EXT 2003, Fuel Filler Neck by TRQ®. Repair the malfunction in your fuel system and get your vehicle back to its good shape fast to enjoy new road adventures with the TRQ fuel filler neck, providing a...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$73.10$76.95Save $3.85 (5%)
- ACDelco®Genuine GM Parts™ Fuel FilterChevy Trailblazer / Trailblazer EXT 2003, Genuine GM Parts™ Fuel Filter 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$20.48 - $21.88
- Dorman®OE Solutions™ Fuel Tank StrapsChevy Trailblazer 2003, OE Solutions™ Fuel Tank Straps by Dorman®. Recommended for replacement whenever the fuel tank is replaced or serviced, this strap is a direct replacement for the original. Manufactured from durable materials to...Direct replacement - this fuel tank strap matches the fit, function and performance of the original partIdeal solution - recommended for replacement when the fuel tank is serviced or replaced$48.89 - $74.24
- Dorman®OE Solutions™ Fuel Tank Filler NeckChevy Trailblazer 2003, OE Solutions™ Fuel Tank Filler Neck by Dorman®. Fuel filler neck leaking? This replacement fuel filler neck is precision-engineered and thoroughly tested to match the original filler neck for specific vehicle...Direct replacement - this fuel filler neck is made to match the original equipment on specific vehiclesDurable construction - made of corrosion-resistant materials to reduce future failure potential$86.64
- Gates®Replacement Non-Locking Fuel Tank CapChevy Trailblazer / Trailblazer EXT 2003, Replacement Non-Locking Fuel Tank Cap by Gates®. Expertly designed with top-of-the-line technology to outdo the competition, this one-of-a-kind product will surpass your highest expectations. It...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$12.98
- AIRAID®PowerAid™ Throttle Body SpacerChevy Trailblazer 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...Enhances fuel atomization, which improves combustion and engine efficiencyIncreases low end torque and fuel economy$149.99
- Dorman®OE Solutions™ Fuel Line Quick ConnectorChevy Trailblazer 2003, OE Solutions™ Fuel Line Quick Connector by Dorman®. Package Quantity: 1 Piece. Fitting Attachment End 1: Quick Disconnect. Gasket Material: Rubber. Replace only the damaged connectors instead of the entire fuel...Direct replacement - these fuel line connectors fit and function like the vehicle's original equipment connectors for reliable, leak-free performanceQuality construction - manufactured from premium materials for a long service life$17.40 - $17.63
- Standard®Throttle Position SensorChevy Trailblazer EXT 5.3L 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...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$90.93
- ACDelco®GM Original Equipment™ Fuel Injection Pressure RegulatorChevy Trailblazer 2003, GM Original Equipment™ 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$76.02 - $116.00
- GB Remanufacturing®Fuel Injector O-Ring KitChevy Trailblazer / Trailblazer EXT 2003, Fuel Injector O-Ring Kit by GB Remanufacturing®. Services One Injector. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of...Meets or exceeds OE specificationsPrecision manufactured to fit and function flawlessly$2.35
- ACDelco®Genuine GM Parts™ Fuel Injection Throttle Body Mounting GasketChevy Trailblazer / Trailblazer EXT 2003, Genuine GM Parts™ Fuel Injection Throttle Body Mounting Gasket by ACDelco®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$5.67
- ACDelco®Professional™ Fuel Injection Pressure RegulatorChevy Trailblazer EXT 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$73.99
- MotoRad®Fuel Tank CapChevy Trailblazer / Trailblazer EXT 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...Prevents leakingPrevent fuel loss through evaporation$4.21 - $22.38
- WIX®Complete In-Line Fuel FilterChevy Trailblazer 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, rust, scale and...Provides highly efficient and unmatched fuel cleansing performanceProtects advanced fuel injection systems from contaminants$17.71
- Fel-Pro®Fuel Injection Throttle Body Mounting GasketChevy Trailblazer 2003, Fuel Injection Throttle Body Mounting Gasket by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering...Direct OEM replacement for a proper fitEnsures reliable sealing performance$2.73 - $5.97
- Spectra Premium®Fuel Tank Lock RingChevy Trailblazer 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...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$12.75 - $16.80
- Standard®Tru-Tech™ Fuel Injection Pressure RegulatorChevy Trailblazer EXT 2003, Tru-Tech™ Fuel Injection Pressure Regulator by Standard®. 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...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$47.47
- ACDelco®GM Original Equipment™ Fuel Level SensorChevy Trailblazer 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$95.64
- ACDelco®Genuine GM Parts™ Fuel Injector O-Ring KitChevy Trailblazer / Trailblazer EXT 2003, Genuine GM Parts™ Fuel Injector O-Ring Kit 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$20.00
- ACDelco®Genuine GM Parts™ Fuel Tank Sending Unit Lock RingChevy Trailblazer / Trailblazer EXT 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$20.93
Shop By Service Type
- Fuel Pump Replacement
- Fuel Tank Pressure Sensor Replacement
- Fuel Filter Replacement
- Fuel Pump Relay Replacement
- Fuel Injector Replacement
- Fuel Tank Cap Replacement
- Throttle Body Replacement
- Throttle Position Sensor Replacement
- Fuel Pressure Regulator Replacement
- Fuel Injector O-Rings Replacement
- Fuel Filler Neck Replacement
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2003 Chevy Trailblazer Fuel Delivery Reviews
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Throttle Body Spacer
AIRAID® - PowerAid™ Throttle Body SpacerPosted by David (Indianapolis, IN) / July 15, 20152002 Chevy Trailblazer
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