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Chevy Trailblazer Thermostat Replacement

20 Best Chevy Trailblazer Thermostat Replacement of 2023 – Romance University

After hours researching and comparing all models on the market, Romance University finds out the Best Chevy Trailblazer Thermostat Replacement of 2023. Check our ranking below.

2,901 Reviews Scanned

Rank No. #1
MILIPARTS Thermostat Housing Assembly Compatible with 2002-2009 Trailblazer Envoy 9-7 Rainier Ascender Bravada 4.2L
  • Best Quality: The Thermostat Housing is made of the same material as the original. The MILIPARTS flagship store focuses on the production of auto parts, and the Coolant Thermostat surpasses the original manufacturing process and is of higher quality and durability than the original equipment
  • Compatible:Compatible with 2004-2007 Buick Rainier, Compatible with 2002-2009 Chevrolet Trailblazer, Compatible with 2002-2009 GMC Envoy, Compatible with 2002-2006 GMC Envoy XL, Compatible with 2004-2005 GMC Envoy XUV, Compatible with 2003-2007 Isuzu Ascender, Compatible with 2002-2004 Oldsmobile Bravada, Compatible with 2007-2009 Saab 9-7X
  • OE Part:Coolant Thermostat Housing Assembly Please check the description or use the year model check finder and replace part numbers to confirm the compatibility before purchasing
  • Package Includes: Coolant Thermostat Housing Assembly Gasket
  • Premium Service: We will provide you with advanced pre-sales and after-sales service. If you encounter any problems, please contact the MILIPARTS brand supporter in time
Rank No. #2
Thermostat Housing Replacement for Rainier Trailblazer Envoy Ascender Bravada 9-7X L6 4.2L 2002-2009
  • 1. Thermostat Housing replacement for Rainier L6 4.2L 2004-2007, replacement for Trailblazer L6 4.2L 2002-2009.
  • 2. Thermostat Housing replacement for Envoy L6 4.2L 2002-2009, replacement for Envoy XL L6 4.2L 2002-2006, replacement for Envoy XUV L6 4.2L 2004-2005.
  • 3. Thermostat Housing replacement for Ascender L6 4.2L 2003-2007, replacement for Bravada L6 4.2L 2002-2004, replacement for 9-7X L6 4.2L 2007-2009
  • 4. Direct replacement for a proper fit and easy installation.
  • 5. Please check all details of the product before purchasing the item
Rank No. #3
Mocar7 Aluminum Engine Coolant Thermostat Housing Assembly Compatible with 2002-2009 GMC Envoy 2004-2007 Buick Rainier 2002-2009 Chevrolet Trailblazer 2007-2009 Saab 9-7x 4.2L
  • Engine Coolant Thermostat Housing Assembly Compatible with Buick Chevrolet GMC Oldsmobile Saab Isuzu Vehicles: 2004-2007 Buick Rainier L6 4.2L, 2002 Chevrolet Blazer L6 4.2L, 2002-2009 Chevrolet Trailblazer L6 4.2L, 2002-2006 Chevrolet Trailblazer EXT L6 4.2L, 2002-2009 L6 GMC Envoy L6 4.2L, 2002-2006 GMC Envoy XL L6 4.2L, 2004-2005 GMC Envoy XUV L6 4.2L, 2002-2004 Oldsmobile Bravada L6 4.2L
  • Compatible with: 2005-2009 Saab 9-7x L6 4.2L, 2003-2007 Isuzu Ascender 4.2L L6 (See picture for model details. Message us on Amazon if you unsure the fitment)
  • Engine: 4.2L L6 engine coolant thermostat housing assembly
  • What You Can Get: Thermostat housing assembly comes with thermostat, Gasket. Thermostat Opening Temperature: 190.4 °F
  • Upgrade Quality: Aluminum thermostat assembly made of premium quality aluminum to provide maximum durability and excellent performance
Rank No. #4
OCPTY Thermostat Housing Fit for Chevy Trailblazer 2002 03 04 05 06 07 08 2009,for GMC Envoy 2002 03 04 05 06 07 08 2009 Engine Coolant Thermostat Housing Assembly Replaces 12572988
  • Efficient and Accurate Temperature Control - Equipped with advanced temperature sensing components and intelligent control chips, our engine thermostat housings can monitor engine temperature in real-time and adjust water flow accordingly, ensuring that the engine always operates at optimal temperature, fix overheating, coolant leak and Low engine temperature problems etc.
  • Perfect Fit - OCPTY thermostat housing assembly compatible for Chevy Trailblazer 2002-2009,for GMC Envoy 2002-2009,for GMC Envoy XL 2002-2006,for GMC Envoy XUV 2004-2005,for Buick Rainier 2004-2007,for Saab 9-7x 2007-2009,for Isuzu Ascender 2003-2007,for Oldsmobile Bravada 2002-2004,providing excellent heat resistance,and cold resistance,as well as a longer service life.
  • Compact and Portable Design - OCPTY thermostat housing features a OE design that fits easily into certain car models or engine types. It is also easy to install and convenient to use.
  • Replace OE Part Number - Car Thermostat Replacement for 12572988.
  • What You Get - With your purchase, you'll receive one new car thermostat,and friendly customer support from our professional team.
Rank No. #5
Dorman 902-800 Engine Coolant Thermostat Housing Assembly Compatible with Select Models
  • Ideal replacement - this engine coolant thermostat housing assembly directly replaces the original water outlet on specified vehicle years, makes and models
  • Durable construction - this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking
  • Cost-effective and reliable - offers original manufacturer quality at lower cost than getting replacement at dealer
  • Industry-leading design - professionally engineered by the aftermarket leader in replacement thermostat housing assemblies
  • Ensure fit - Input your vehicle into the garage tool and check Confirmed Fit bar at the top of the page. If there is an “i” in a blue circle, additional verification is needed. Please hover over the "i" to verify fitment notes match your vehicle

Last update on 2025-07-02 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

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Romance University has done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for Chevy Trailblazer Thermostat Replacement that you consider buying. Your questions might include the following:

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Romance University provides an Chevy Trailblazer Thermostat Replacement buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available Chevy Trailblazer Thermostat Replacement currently available on the market.

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