2003 Chevrolet Trailblazer Throttle Bodies

Your 2003 Chevrolet Trailblazer might be the best vehicle you’ve ever owned. Or you may just be struggling to keep it highway-approved. No matter the situation, Advance Auto Parts has the Throttle Bodies you desperately need.

We currently carry 3 Throttle Bodies to choose from for your 2003 Chevrolet Trailblazer, and our inventory prices range from as little as $222.99 up to $425.05.

On top of low prices, Advance Auto Parts offers 3 different trusted brands of Throttle Bodies for the 2003 Chevrolet Trailblazer. We only sell parts from trusted brands like Tech Smart so that you can find quality parts you can count on.

Don’t take our word for it – check out customer ratings and reviews to buy with confidence. We have 24 reviews on our Throttle Bodies for the 2003 Chevrolet Trailblazer from previous customers.

Have parts delivered straight to your home, or find the nearest Advance Auto Parts store to check out our Throttle Bodies stock in-person!

Throttle Bodies for Your 2003 Chevrolet Trailblazer

Tech Smart – Fuel Injection Throttle Body (Part No.S20064)

Fuel Injection Throttle Body

from

$425.05
Qualities that have made SMP an industry leader for more than 95 years, innovation, engineering expertise, superior quality, meticulous testing, unmatched customer service, competitive pricing, and brand integrity, are at the heart of every TechSmart part.

Product Features:
  • 100% NEW, never remanufactured, which maximizes performance and extends service life
  • Undergoes extensive testing to ensure quality and reliability out of the box
  • Matches OE response time for peak performance on drive by wire systems
  • All TechSmart® parts meet or exceed OE performance, providing today’s technician with the quality parts needed to get the job done right, the first time
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(11 reviews)
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GM Genuine Parts – Electronic Throttle Body: New, Original Equipment (Part No.217-2296)

Electronic Throttle Body: New, Original Equipment

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$424.99
GM Genuine Parts Fuel Injection Throttle Bodies are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These throttle bodies are located on the intake manifold, and contain the throttle plate(s) that control the air entering the engine. The throttle body also houses the fuel injector(s) on Throttle Body Injection (TBI) or Central Fuel Injection (CFI) systems. 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
  • Helps provide air flow for proper fuel/air mixture
  • Allows for a quick throttle response
  • Assists in cold engine starts
  • 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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(1 reviews)
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Dorman – Electronic Throttle Body: New (Part No.977-017)

Electronic Throttle Body: New

from

$222.99
When a vehicle idles roughly, displays a malfunction indicator lamp or sets DTCs, the cause might be oil ingress or dirt and carbon buildup in the electronic throttle body. This 100% new electronic throttle body is designed to match the fit and function of the original equipment throttle body on specified vehicles. It features a non-contact Hall effect sensor and proprietary Sensor Shield butterfly shaft seal to help prevent future failures.

Product Features:
  • Upgraded design – this plug-and-play replacement throttle body features a proprietary Sensor Shield butterfly shaft seal to prevent future failures
  • New construction – 100% new case aluminum, not remanufactured, for reliability and the convenience of no core charge
  • Rigorously tested – complies with Federal Motor Vehicle Safety Standards (FMVSS) and endurance-proven with over 1 million cycle tests
  • Trustworthy quality – vehicle try-on tested, and backed by a team of product experts in the United States and more than a century of automotive experience
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