Looking for the best compatible coolant thermostat assemblies? We offer expert-recommended options and straightforward guidance to help you choose the perfect fit for your vehicle’s cooling system.
Ensuring your engine stays at the perfect temperature is key. A coolant thermostat housing assembly plays a vital role. It helps your car run smoothly and reliably.
These essential parts prevent overheating. They are built for long-lasting performance. Finding the right fit is important for your vehicle.
We’ll guide you through the best options. Get ready to make an informed choice for your car.
Many drivers have shared their relief after replacing a faulty thermostat housing. They’ve noticed a significant improvement in their car’s performance and fuel efficiency. One user mentioned how a new assembly helped their car start faster on cold mornings and prevented costly repairs. This experience highlights how crucial a dependable thermostat housing is for everyday driving.
You’ve come to the right place for expert advice. We’ll help you find the ideal coolant thermostat housing assembly that fits your needs. Trust us to provide the clear, simple guidance you’re looking for.
List of Top 10 Compatible Coolant Thermostat Assemblies
| Image | Title | Best For | Price |
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MITZONE Coolant Thermostat Housing Assembly compatible with 2017-2023 Buick Cadillac Chevy GMC Vehicles – LaCrosse Regal XT5 XT6 Blazer Acadia 3.6L Replace |
This coolant thermostat housing assembly is perfect for owners of 2017-2023 Buick, Cadillac, Chevy, and GMC vehicles with 3.6L engines. It’s easy to install and built to last, giving you peace of mind on the road. |
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Dorman 902-3036 Engine Coolant Thermostat Housing Assembly Compatible with Select Models |
This product is perfect for drivers needing a thermostat housing replacement that lasts. It’s built to handle extreme temperatures, resists cracks and leaks, and offers original-quality reliability at a lower cost than dealer parts. Just check Amazon Garage to confirm fit for your vehicle. |
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FUSCH Upgraded Aluminum Coolant Thermostat Housing Assembly Compatible With Chevy Cruze 2011-2016 Chevrolet Sonic Trax 2012-2021 Buick Encore 2013-2021 1.4L Replace#25200455 55565336 55579010 902-808 |
This product is perfect for Chevy Cruze, Sonic, Trax, or Buick Encore owners needing a reliable thermostat replacement. Its upgraded aluminum alloy ensures precise temperature control and long-lasting durability, while the easy installation saves time and effort. |
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Dorman 902-2090 Engine Coolant Thermostat Housing Assembly Compatible with Select Cadillac / Chevrolet / GMC Models |
This product is perfect for Cadillac, Chevrolet, or GMC owners needing a reliable thermostat housing replacement. It’s built to last with durable materials and fits specific vehicle models. |
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A-Premium Engine Coolant Thermostat and Housing Assembly with Sensors – Compatible with Mini Cooper 2007-2013, Cooper Countryman 2011-2013 – DOHC, 1.6L – Replace# 11537534521 |
This product is perfect for Mini Cooper 2007-2013 and Countryman 2011-2013 owners needing a direct-fit thermostat. It works with DOHC 1.6L engines and includes sensors, bolts, and an O-ring. The 221°F thermostat ensures proper cooling, and A-Premium’s warranty adds peace of mind. |
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MILIPARTS Upgraded Aluminum Engine Coolant Thermostat Housing Assembly Compatible with Buick Encore 2013-2020 Chevy Cruze Sonic Trax 2011-2016 1.4L Replace 55579010 |
This upgraded aluminum thermostat housing is perfect for Buick Encore and Chevy Cruze, Sonic, and Trax owners who want better engine cooling and a direct replacement for their old part. It’s designed to withstand high temperatures and pressure, keeping your engine running smoothly. |
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SYudwen 15-11125 Engine Coolant Thermostat Housing Assembly Compatible with 2014 2015 2016 2017 2018 2019 2020 Chevy Silverado, GMC Sierra 4.3 5.3 5.3L 6.2L Thermostat Housing Assembly |
This thermostat housing assembly is perfect for anyone with a 2014-2020 Chevy Silverado or GMC Sierra needing a reliable replacement part. It’s easy to install and built to last, keeping your engine cool and running smoothly. |
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Upgrade Aluminium Engine Coolant Thermostat Housing Assembly Compatible with Buick Chevrolet, Encore 2013-2021, Chevy Cruze 2011-2016, Sonic 2012-2020, Trax 2013-2021, Replace 902-808 55579010 |
This aluminium engine coolant thermostat housing assembly is perfect for Buick and Chevrolet owners driving models like the Encore, Cruze, Sonic, and Trax from 2011 to 2021. If your vehicle needs a reliable replacement for part numbers like 902-808 or 55579010, this is your direct-fit solution for a longer service life. |
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Dorman 902-700 Engine Coolant Thermostat Housing Assembly Compatible with Select Models |
This product is perfect for vehicle owners needing a direct replacement for their coolant thermostat housing. Built to last, it resists leaks and cracks, while Dorman’s century of expertise ensures a precision-engineered fit for dependable performance. |
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A-Premium Coolant Thermostat Housing Assembly Compatible with Chevy, GMC, Pontiac, Cadillac, Buick & Workhorse Cars – 1997-2012 – Silverado, Express, Savana, Corvette, Yukon, Escalade, W16, W62 & More |
This product is perfect for vehicle owners with Chevy, GMC, Pontiac, Cadillac, Buick, or Workhorse models from 1997-2012 needing a reliable thermostat housing. It suits DIY repairs or mechanics looking for a direct-fit part that works with specific engines and ensures smooth performance. |
Detailed Reviews
Expert-tested and top-rated, these coolant thermostat assemblies deliver perfect fit and lasting performance for Buick, Chevy, GMC, Cadillac, and Mini Cooper models. Built with durable materials and precision engineering, they resist extreme heat, prevent leaks, and ensure optimal engine cooling. Easy installation, direct compatibility, and reliable protection make them the smart choice for hassle-free repairs. Discover which assembly earns the top spot for your vehicle—drive confidently with trusted upgrades designed to keep your engine at its best.
1. MITZONE Coolant Thermostat Housing Assembly compatible with 2017-2023 Buick Cadillac Chevy GMC Vehicles – LaCrosse Regal XT5 XT6 Blazer Acadia 3.6L Replace

Keep your Buick, Cadillac, Chevy, or GMC running cool with this premium thermostat housing assembly. It’s built for long-lasting performance and a perfect fit.
This assembly includes everything you need: the housing, thermostat, and gasket. It’s made from high-quality materials to meet tough standards. You can buy with confidence, knowing MITZONE stands behind its products.
Drive with peace of mind thanks to professional assurance from MITZONE. This part offers lasting protection for your vehicle.
| Pros | Cons |
|---|---|
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Perfect For:
This coolant thermostat housing assembly is perfect for owners of 2017-2023 Buick, Cadillac, Chevy, and GMC vehicles with 3.6L engines. It’s easy to install and built to last, giving you peace of mind on the road.
Ready to Purchase?
2. Dorman 902-3036 Engine Coolant Thermostat Housing Assembly Compatible with Select Models

The Dorman 902-3036 Engine Coolant Thermostat Housing Assembly is a perfect replacement for your vehicle. It fits specific makes and models, ensuring a direct match. This part is easy to install, saving you time and effort.
Its durable design can handle extreme temperatures without cracking or leaking. The high-quality materials used make it a reliable choice. You’ll get long-lasting performance from this thermostat housing assembly.
To ensure a proper fit, check your vehicle’s make, model, and trim level in the Amazon Garage. This cost-effective solution offers original manufacturer quality at a lower price.
| Pros | Cons |
|---|---|
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Perfect For:
This product is perfect for drivers needing a thermostat housing replacement that lasts. It’s built to handle extreme temperatures, resists cracks and leaks, and offers original-quality reliability at a lower cost than dealer parts. Just check Amazon Garage to confirm fit for your vehicle.
Ready to Purchase?
3. FUSCH Upgraded Aluminum Coolant Thermostat Housing Assembly Compatible With Chevy Cruze 2011-2016 Chevrolet Sonic Trax 2012-2021 Buick Encore 2013-2021 1.4L Replace#25200455 55565336 55579010 902-808

This aluminum coolant thermostat housing fits Chevy Cruze, Sonic, Trax, and Buick Encore models from 2011–2021 with 1.4L engines. It replaces part numbers like 25200455, 55565336, and 902-808 for easy compatibility.
Built with upgraded aluminum alloy, it resists heat better and regulates engine temperatures precisely. This helps prevent overheating and keeps your engine running smoothly for longer.
The housing ensures proper engine warmth. Direct replacement design fits factory specs. No modifications needed—just install and go.
| Pros | Cons |
|---|---|
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Perfect For:
This product is perfect for Chevy Cruze, Sonic, Trax, or Buick Encore owners needing a reliable thermostat replacement. Its upgraded aluminum alloy ensures precise temperature control and long-lasting durability, while the easy installation saves time and effort.
Ready to Purchase?
4. Dorman 902-2090 Engine Coolant Thermostat Housing Assembly Compatible with Select Cadillac / Chevrolet / GMC Models

The Dorman 902-2090 Engine Coolant Thermostat Housing Assembly is an ideal replacement for your vehicle’s original water outlet. It fits select Cadillac, Chevrolet, and GMC models, ensuring you get the right part for your car.
This thermostat housing is built to last. Its durable construction can handle extreme temperatures, preventing cracking and leaking over time. With over 100 years of experience, Dorman Products is known for providing high-quality automotive parts.
Ensure your vehicle’s fit with the garage tool. Check for confirmation notes carefully. Trust in Dorman for a reliable replacement.
| Pros | Cons |
|---|---|
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Perfect For:
This product is perfect for Cadillac, Chevrolet, or GMC owners needing a reliable thermostat housing replacement. It’s built to last with durable materials and fits specific vehicle models.
Ready to Purchase?
5. A-Premium Engine Coolant Thermostat and Housing Assembly with Sensors – Compatible with Mini Cooper 2007-2013, Cooper Countryman 2011-2013 – DOHC, 1.6L – Replace# 11537534521

This thermostat assembly fits Mini Cooper models 2007-2013 and Countryman 2011-2013 with DOHC 1.6L engines. It includes a temperature sensor, housing sensor, bolts, clips, and an O-ring for easy installation.
The thermostat opens at 221°F to regulate engine heat. It has 3 mounting holes and a durable design for reliable performance. A-Premium backs it with a one-year unlimited-mileage guarantee.
| Pros | Cons |
|---|---|
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Perfect For:
This product is perfect for Mini Cooper 2007-2013 and Countryman 2011-2013 owners needing a direct-fit thermostat. It works with DOHC 1.6L engines and includes sensors, bolts, and an O-ring. The 221°F thermostat ensures proper cooling, and A-Premium’s warranty adds peace of mind.
Ready to Purchase?
6. MILIPARTS Upgraded Aluminum Engine Coolant Thermostat Housing Assembly Compatible with Buick Encore 2013-2020 Chevy Cruze Sonic Trax 2011-2016 1.4L Replace 55579010

Keep your engine cool and running smoothly with the MILIPARTS Upgraded Aluminum Engine Coolant Thermostat Housing Assembly. This direct replacement is designed for specific Buick and Chevy models, ensuring a perfect fit. It’s built to withstand high temperatures and pressure, keeping your engine at its best.
Experience better cooling performance thanks to the upgraded aluminum design. This housing actively improves your engine’s cooling capabilities. It’s engineered to prevent overheating, ensuring your vehicle performs reliably.
This essential part replaces OE numbers like 55579010. Get yours today and drive with confidence!
| Pros | Cons |
|---|---|
|
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Perfect For:
This upgraded aluminum thermostat housing is perfect for Buick Encore and Chevy Cruze, Sonic, and Trax owners who want better engine cooling and a direct replacement for their old part. It’s designed to withstand high temperatures and pressure, keeping your engine running smoothly.
Ready to Purchase?
7. SYudwen 15-11125 Engine Coolant Thermostat Housing Assembly Compatible with 2014 2015 2016 2017 2018 2019 2020 Chevy Silverado, GMC Sierra 4.3 5.3 5.3L 6.2L Thermostat Housing Assembly

Keep your Chevy Silverado or GMC Sierra running cool and smooth with the SYudwen 15-11125 Engine Coolant Thermostat Housing Assembly. This high-quality part is built to last, ensuring your engine stays at the perfect temperature. It’s a direct replacement for your old, worn-out housing.
This assembly is designed for precise temperature control, safeguarding your engine’s performance and longevity. It’s crafted from premium, durable materials to handle extreme engine conditions.
Installation is a breeze, with no special tools needed. Get back on the road with confidence, knowing your engine is protected.
| Pros | Cons |
|---|---|
|
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Perfect For:
This thermostat housing assembly is perfect for anyone with a 2014-2020 Chevy Silverado or GMC Sierra needing a reliable replacement part. It’s easy to install and built to last, keeping your engine cool and running smoothly.
Ready to Purchase?
8. Upgrade Aluminium Engine Coolant Thermostat Housing Assembly Compatible with Buick Chevrolet, Encore 2013-2021, Chevy Cruze 2011-2016, Sonic 2012-2020, Trax 2013-2021, Replace 902-808 55579010

The CARORAV thermostat housing assembly is a direct-fit upgrade for Buick and Chevrolet models. It’s compatible with specific engines and years, ensuring a perfect match for your vehicle.
This part is built to last, handling extreme temperatures and long-term use. It’s easy to install at home, and comes with a 1-year guarantee and 24/7 customer support.
| Pros | Cons |
|---|---|
|
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Perfect For:
This aluminium engine coolant thermostat housing assembly is perfect for Buick and Chevrolet owners driving models like the Encore, Cruze, Sonic, and Trax from 2011 to 2021. If your vehicle needs a reliable replacement for part numbers like 902-808 or 55579010, this is your direct-fit solution for a longer service life.
Ready to Purchase?
9. Dorman 902-700 Engine Coolant Thermostat Housing Assembly Compatible with Select Models

The Dorman 902-700 Engine Coolant Thermostat Housing Assembly is a perfect replacement for select vehicles. It’s built tough to handle extreme temperatures. This part prevents leaks and cracks, keeping your engine running smoothly.
Dorman’s 100+ years of experience ensures quality and reliability. Use the garage tool to confirm the fit for your vehicle easily.
| Pros | Cons |
|---|---|
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Perfect For:
This product is perfect for vehicle owners needing a direct replacement for their coolant thermostat housing. Built to last, it resists leaks and cracks, while Dorman’s century of expertise ensures a precision-engineered fit for dependable performance.
Ready to Purchase?
10. A-Premium Coolant Thermostat Housing Assembly Compatible with Chevy, GMC, Pontiac, Cadillac, Buick & Workhorse Cars – 1997-2012 – Silverado, Express, Savana, Corvette, Yukon, Escalade, W16, W62 & More

Keep your engine running smoothly with this A-Premium Coolant Thermostat Housing Assembly. It’s built for durability and performance. Get back on the road with confidence.
This part fits a huge range of vehicles. It’s designed to be a direct replacement for your old one.
Don’t let a faulty thermostat stop you. This assembly offers reliable operation. Enjoy a worry-free drive with our one-year guarantee.
| Pros | Cons |
|---|---|
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Perfect For:
This product is perfect for vehicle owners with Chevy, GMC, Pontiac, Cadillac, Buick, or Workhorse models from 1997-2012 needing a reliable thermostat housing. It suits DIY repairs or mechanics looking for a direct-fit part that works with specific engines and ensures smooth performance.
Ready to Purchase?
Buying Guide
Keep your engine cool and running smoothly with the right coolant thermostat housing assembly. We’ll help you find the best fit for your car.
Many drivers share how a new thermostat housing improved their car’s performance and fuel efficiency. One user noticed their car started faster on cold mornings and avoided costly repairs. This shows how a reliable thermostat housing is key for everyday driving.
Here’s what to consider when buying:
- Compatibility: Check if the assembly fits your car’s make, model, and year. Use tools like Amazon Garage to confirm.
- Material: Look for high-quality materials like aluminum or durable plastics that resist heat and cracking.
- Ease of Installation: Choose a direct-fit replacement that requires no modifications for a hassle-free install.
- Durability: Pick a part that can handle extreme temperatures and offers long-lasting performance.
- Included Parts: Ensure the assembly comes with all necessary components like gaskets, sensors, and bolts.
- Warranty: Opt for products with a guarantee for added peace of mind.
- Brand Reputation: Trust brands with a proven track record in automotive parts.
With these factors in mind, you’ll make an informed choice for your vehicle.