2003 Chevy Trailblazer Engine Parts
Select Your Submodel
- Engine Assemblies
- Motor Mounts
- Engine Blocks
- Valves & Valvetrain Parts
- Pistons, Rings & Connecting Rods
- Oil Filters
- Serpentine Belts & Auxiliary Drive Belts
- Valve Covers
- Timing Gears, Chains & Covers
- Oil Pans, Drain Plugs & Dipsticks
- Cylinder Heads
- Timing Belts
- Engine Pulleys
- Engine Sensors, Relays, Switches & Connectors
- Oil Pumps
- Oil Coolers
- Camshafts
- Crankshafts
- Engine Management Systems
- Engine Bearings
- Harmonic Balancers
- Engine Rebuild Kits
- Oil Catch Cans
- Balance Shafts
- Engine Swap Kits
- Throttle Bodies
- Motor Oils
- Elring®Cylinder Head GasketChevy Trailblazer 2003, Cylinder Head Gasket by Elring®. Cylinder-head gaskets (CHG) have a crucial role to play in the advancement of engine technology, particularly with respect to high-performance diesel engines and petrol engines...Gas-tight, coolant-tight, oil-tightDuctile, no re-torque, low distortion$53.84
- ATP®Harmonic BalancerChevy Trailblazer 2003, Harmonic Balancer by ATP®. ATP Graywerks Harmonic Balancers are a high quality OE replacement alternative. The parts are developed to the OE design, ensuring they will install properly and function as intended....Manufactured to OE design ensuring each balancer will install properly and function as intendedDynamically balanced for proper absorption of the crankshaft vibrations$101.88 - $171.46
- TRQ®Engine Oil Pan GasketChevy Trailblazer EXT 5.3L 2003, Engine Oil Pan Gasket by TRQ®. Want to restore the original performance of your vehicle? Get this top-grade TRQ product at a fair price. Engineered to ensure unmatched performance mile after mile, it...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$64.94$66.95Save $2.01 (3%)
- Autotecnica®Engine Oil PanChevy Trailblazer / Trailblazer EXT 4.2L 2003, Engine Oil Pan by Autotecnica®. Designed utilizing the latest technology, this product features premium quality and will perform better than advertised. Perfect for your vehicle and...Made with precision and quality in mindDesigned to meet your specific needs$161.72
- Dorman®OE Solutions™ Camshaft Position SensorChevy Trailblazer 2003, OE Solutions™ Camshaft Position Sensor by Dorman®. This direct replacement camshaft position sensor matches the fit and performance of a failed original equipment sensor to restore proper engine starting and...Direct replacement - this camshaft position sensor matches the fit and performance of the original equipment sensorDurable construction - this part is manufactured to exacting standards to ensure reliable performance and durability$26.64 - $32.94
- Dorman®OE Solutions™ Crankshaft Position SensorChevy Trailblazer 2003, OE Solutions™ Crankshaft Position Sensor by Dorman®. This direct replacement crankshaft position sensor matches the fit and function of the original equipment sensor for a reliable repair. This part has...Direct replacement - this crankshaft position sensor is a precise match for the fit and function of the original equipment sensorReady to install - matches the factory-style connector for plug-and-play installation$13.95 - $44.40
- SKP®Crankshaft Position SensorChevy Trailblazer 2003, Crankshaft Position Sensor by SKP®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship....Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$7.77 - $11.95
- Standard®Crankshaft Position SensorChevy Trailblazer 2003, Crankshaft Position Sensor by Standard®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability....Made with precision and quality in mindDesigned to meet your specific needs$21.63 - $47.21
- Standard®Oil Pressure SenderChevy Trailblazer 2003, Oil Pressure Sender by Standard®. With Gauge. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability....Compliant with the strictest standards for qualityExpertly crafted using the up-to-date technology$35.29 - $45.26
- Beck Arnley®Camshaft Position SensorChevy Trailblazer 2003, Camshaft Position Sensor by Beck Arnley®. When investing in this superior product by Beck Arnley, expect to get the exact OEM look, function, and fit. The product was developed to stringent factory specifications...OE quality products from top original equipmentTop quality materials$29.39
- NTK®Camshaft Position SensorChevy Trailblazer 2003, Camshaft Position Sensor by NTK®. Designed utilizing the latest technology, this product features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is...Sealed connections to prevent leaks, environmental corrosion and performance issuesDesigned to deliver trouble-free, consistent performance$26.31 - $46.68
- Holstein®Camshaft Position SensorChevy Trailblazer 2003, Camshaft Position Sensor by Holstein®. The Camshaft Position Sensor monitors the rotating position of the camshaft relative to the crankshaft position. This data is sent to the vehicles ECU where it is used to...Holstein focuses on using only the highest quality materials,Manufactured to exacting standards for an aftermarket product that is truly built to match or exceed the OE part$22.65 - $28.14
- Holstein®Crankshaft Position SensorChevy Trailblazer 2003, Crankshaft Position Sensor by Holstein®. The Crankshaft Position Sensor is an electronic device that monitors the position and/or rotational speed of the crankshaft. This sensor communicates with the vehicle's...Holstein focuses on using only the highest quality materials,Manufactured to exacting standards for an aftermarket product that is truly built to match or exceed the OE part$11.49 - $21.10
- Original Engine Management®Oil Pressure SwitchChevy Trailblazer 2003, Oil Pressure Switch by Original Engine Management®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$27.37 - $37.37
- SKP®Variable Timing SprocketChevy Trailblazer / Trailblazer EXT 4.2L 2003, Variable Timing Sprocket by SKP®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$113.52
- Gates®Center Inner Variable Valve Timing SolenoidChevy Trailblazer / Trailblazer EXT 2003, Center Inner Variable Valve Timing Solenoid by Gates®. OE Exact Variable Value Timing Solenoids are designed to OE specifications in form, fit and performance. Each component is constructed from...Made with precision and quality in mindDesigned to meet your specific needs$29.64
- Apex Auto®Timing Cover Gasket SetChevy Trailblazer 2003, Timing Cover Gasket Set by Apex Auto®. Designed utilizing the latest technology, this product features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is...Made with precision and quality in mindDesigned to meet your specific needs$13.84 - $32.64
- Preferred Components®Timing Chain KitChevy Trailblazer 2003, Timing Chain Kit by Preferred Components®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in mind. It...Made with precision and quality in mindDesigned to meet your specific needs$40.83 - $149.50
- Continental® ContiTech™Multi V-BeltChevy Trailblazer 2003, Multi V-Belt by Continental® ContiTech™. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability....Made with precision and quality in mindDesigned to meet your specific needs$33.04
- Dayco®Drive Rite™ V-Ribbed Serpentine BeltChevy Trailblazer 2003, Drive Rite™ V-Ribbed Serpentine Belt by Dayco®. Specially constructed for vehicles that utilize the multiple-belt system, this product features raw-edge construction along with a patented top cogged design,...More flexibility and increased airflow around the belt for prolonged service lifeRaw-edge sidewall construction along with a patented top cogged design for top performance$9.53 - $24.70
- DIY Solutions®Serpentine BeltChevy Trailblazer EXT 4.2L 2003, Serpentine Belt by DIY Solutions®. If you're seeking to get your steel stallion back to its tip-top condition, then this top-notch replacement solution is what you should definitely look out for. When it...Designed to help restore your vehicle to its former gloryQuick replacement to let you enjoy an awesome ride again$35.42$37.69Save $2.27 (6%)
- SKP®Drive Belt Idler PulleyChevy Trailblazer 2003, Drive Belt Idler Pulley by SKP®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$5.61 - $13.99
- Dayco®No Slack™ Automatic Belt Tensioner AssemblyChevy Trailblazer 2003, No Slack™ Automatic Belt Tensioner Assembly by Dayco®. Serpentine belt drives consist of a single belt that powers most, if not all, of the engine’s accessories. Designed to maintain constant tension on...Heavy duty cast aluminum spring case that resists cracking and fatigueSteel pivot tube which provides additional strength for critical torque requirements$41.18 - $56.35
- Autotecnica®Drive Belt Idler PulleyChevy Trailblazer EXT 5.3L 2003, Drive Belt Idler Pulley by Autotecnica®. Designed utilizing the latest technology, this product features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle,...Made with precision and quality in mindDesigned to meet your specific needs$12.88
- TRQ®Engine Oil PumpChevy Trailblazer EXT 5.3L 2003, Engine Oil Pump by TRQ®. Designed to meet the most stringent industry standards, this top-grade TRQ engine oil pump provides an affordable way to swap out your old, worn-out component without...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$69.79$71.95Save $2.16 (3%)
- Melling®OEM Oil Pump Pick-Up Tube & ScreenChevy Trailblazer EXT 5.3L 2003, OEM Oil Pump Pick-Up Tube & Screen by Melling®. A new Melling pick-up tube/oil screen assembly provides the lubrication oil as well as protection for your oil pump from materials that find their way into...Right for your vehicle and lifestyleMade from high-quality materials for ultimate durability$104.40
- Dura-Bond®High Performance Camshaft Bearing SetChevy Trailblazer EXT 5.3L 2003, High Performance Camshaft Bearing Set by Dura-Bond®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of...Rigorously tested to withstand years of abuseHigh-grade materials for long-lasting durability$48.86 - $86.27
- Clevite®A Series Connecting Rod Bearing SetChevy Trailblazer EXT 5.3L 2003, A Series Connecting Rod Bearing Set by Clevite®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$14.58 - $27.30
- Clevite®A-Series Connecting Rod Bearing SetChevy Trailblazer 2003, A-Series Connecting Rod Bearing Set by Clevite®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet...Expertly crafted from premium materialsDesigned to match rigorous quality standards$17.56 - $44.78
- ACL®Race™ Main Bearing SetChevy Trailblazer EXT 5.3L 2003, Race™ Main Bearing Set by ACL®. The ACL RACE Series performance engine bearing range of today has a strong pedigree in motorsport & traces its roots back to the 1960's with the manufacture of engine...High strength overlay plate with reduced thickness for improved fatigue propertiesHardened steel backs on all rod bearings to improve the support of the bearing lining and assist with bearing retention in the housing$76.51 - $146.26
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2003 Chevy Trailblazer Engine Reviews
1 review
Throttle Body Spacer
AIRAID® - PowerAid™ Throttle Body SpacerPosted by David (Indianapolis, IN) / July 15, 20152002 Chevy Trailblazer
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