Looking for the best GM coolant tanks to keep your vehicle running smoothly? We’ve curated a list of top-rated options designed for durability, easy installation, and perfect fit for your Chevy, GMC, or Cadillac.
Keeping your GM vehicle cool is key to its performance and longevity. A reliable coolant tank plays a vital role in this. We’ve gathered the best GM coolant tanks to help you make the right choice.
These tanks are designed to handle heat and reduce engine wear. They come with durable materials and easy installation, ensuring your vehicle runs smoothly.
Whether you drive a Chevy, GMC, or Cadillac, we’ve got you covered. Discover the perfect fit for your model and enjoy peace of mind on the road.
List of Top 10 GM Coolant Tanks
| Image | Title | Best For | Price |
|---|---|---|---|
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GM Genuine Parts 84257137 Radiator Surge Tank |
This GM Genuine Parts Radiator Surge Tank is perfect for car owners who want reliable cooling for their Chevrolet, Buick, GMC, or Cadillac. It’s designed to keep your engine running smoothly by managing coolant temperatures and pressure. |
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YEHERIT 603-973 Coolant Expansion Reservoir Tank with Cap Compatible with Chevy Silverado 1500 2500 Tahoe, GMC Sierra 1500 Yukon, Cadillac Escalade 2014-2020 Replace# 22856231, 3014134 |
This YEHERIT Coolant Expansion Reservoir Tank is perfect for owners of Chevy Silverado, Tahoe, GMC Sierra, Yukon, or Cadillac Escalade models from 2014 to 2020. It’s a reliable replacement for worn-out parts, ensuring your cooling system works smoothly. |
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22870828 Engine Coolant Reservoir Tank with Cap Compatible with Silverado 1500 Sierra 1500 Suburban Tahoe Yukon Escalade 2007-2013 Coolant Overflow Tank Replace 603-054 |
This coolant reservoir tank is perfect for anyone with a 2007-2013 Silverado 1500, Sierra 1500, Suburban, Tahoe, Yukon, or Escalade needing a reliable replacement part. It’s easy to install and built to last, saving you time and money. |
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Engine Coolant Reservoir Tank, Coolant Expansion Reservoir Tank with Cap Compatible with Silverado 1500 Tahoe Sierra 1500 Yukon Escalade 2014 2015 2016 2017 2018 2019 2020 Replace# 603-973, 22856231 |
This Engine Coolant Reservoir Tank is perfect for anyone with a Silverado 1500, Tahoe, Sierra 1500, Yukon, or Escalade from 2014 to 2020. It’s a reliable, cost-effective replacement that fits perfectly and works like the original. |
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603102 Coolant Reservoir Tank with Sensor & Cap – Direct Fit Replacement for 1999-2007 Chevy Silverado 1500 HD, 2002-2006 Cadillac Escalade, 2000-2006 Suburban/Tahoe, 1999-2006 GMC Yukon/Sierra |
This coolant reservoir tank is perfect for owners of 1999-2007 GM trucks and SUVs who want a direct fit replacement. It’s ideal for DIYers with basic mechanical skills looking for a simple, no-modification installation. |
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GM Genuine Parts 84368362 Radiator Surge Tank |
This GM Genuine Parts Radiator Surge Tank is perfect for GM vehicle owners who want a reliable replacement part. It’s made to fit your specific vehicle and built to last, just like the original factory component. |
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Engine Coolant Overflow Reservoir Tank with Sensor & Cap, Filling Glove 1999-2007 for Chevy Silverado 1500 HD Suburban Tahoe 2002-2006 for Cadillac Escalade for GMC Yukon Sierra |
This coolant reservoir tank is perfect for Chevy, GMC, and Cadillac owners who want to protect their engines from overheating. It’s ideal for DIYers looking for an easy, reliable fix. |
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GM Genuine Parts 13465094 Radiator Surge Tank |
This GM Genuine Parts Radiator Surge Tank is perfect for GM vehicle owners who want a reliable replacement part. It’s made to fit and work just like the original, so it’s great for keeping your car running smoothly. |
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A-Premium Engine Coolant Overflow Recovery Reservoir Tank [with Cap & Tubing] Compatible with 1981-1991 Chevrolet & GMC & GM Vehicles – CK Series, RV Pickups, Blazer, Suburban, Full Size Truck |
This coolant reservoir tank is perfect for owners of older Chevrolet, GMC, or GM vehicles like the CK Series, RV Pickups, Blazer, or Suburban. If your truck needs a reliable replacement part to handle heat and vibration, this durable tank with included cap and tubing is a great choice. |
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GM Genuine Parts 22866587 Radiator Surge Tank |
This GM Genuine Parts Radiator Surge Tank is perfect for GM vehicle owners who want a reliable replacement part. It’s made to fit your specific GM model, offering quality and durability you can trust. |
Detailed Reviews
Discover the top 10 GM Coolant Tanks handpicked for quality, reliability, and value. Each tank is expert-reviewed and backed by customer feedback, ensuring a perfect fit for your GM vehicle. Whether you need durability or affordability, this guide has you covered. Dive in to find the best coolant tank to keep your engine running smoothly!
1. GM Genuine Parts 84257137 Radiator Surge Tank

The GM Genuine Parts 84257137 Radiator Surge Tank is designed to keep your engine cool. It stores heated coolant when pressure rises and reintroduces it when cooled.
This part is made for your Chevrolet, Buick, GMC, or Cadillac. It’s tested to high standards and backed by General Motors.
| Pros | Cons |
|---|---|
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Perfect For:
This GM Genuine Parts Radiator Surge Tank is perfect for car owners who want reliable cooling for their Chevrolet, Buick, GMC, or Cadillac. It’s designed to keep your engine running smoothly by managing coolant temperatures and pressure.
Ready to Purchase?
2. YEHERIT 603-973 Coolant Expansion Reservoir Tank with Cap Compatible with Chevy Silverado 1500 2500 Tahoe, GMC Sierra 1500 Yukon, Cadillac Escalade 2014-2020 Replace# 22856231, 3014134

The YEHERIT 603-973 Coolant Expansion Reservoir Tank fits Chevy Silverado, Tahoe, GMC Sierra, Yukon, and Cadillac Escalade models from 2014 to 2020. It’s made from durable PA plastic to handle heat and vibrations. This tank replaces OE numbers like 22856231 and 3014134.
It stores coolant and releases pressure as the engine heats up or cools down. This improves heating efficiency and reduces wear, fuel use, and emissions. A one-year guarantee is included for peace of mind.
| Pros | Cons |
|---|---|
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Perfect For:
This YEHERIT Coolant Expansion Reservoir Tank is perfect for owners of Chevy Silverado, Tahoe, GMC Sierra, Yukon, or Cadillac Escalade models from 2014 to 2020. It’s a reliable replacement for worn-out parts, ensuring your cooling system works smoothly.
Ready to Purchase?
3. 22870828 Engine Coolant Reservoir Tank with Cap Compatible with Silverado 1500 Sierra 1500 Suburban Tahoe Yukon Escalade 2007-2013 Coolant Overflow Tank Replace 603-054

The 22870828 Engine Coolant Reservoir Tank is a perfect fit for your vehicle. It works with Silverado 1500, Sierra 1500, Suburban, Tahoe, Yukon, and Escalade models from 2007 to 2013. This tank comes with a cap included.
Its OEM design matches the original part, saving you time and money. The high-quality materials ensure it lasts long and performs well.
Enjoy a 1-year warranty for peace of mind. If you have questions, contact us anytime for help.
| Pros | Cons |
|---|---|
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Perfect For:
This coolant reservoir tank is perfect for anyone with a 2007-2013 Silverado 1500, Sierra 1500, Suburban, Tahoe, Yukon, or Escalade needing a reliable replacement part. It’s easy to install and built to last, saving you time and money.
Ready to Purchase?
4. Engine Coolant Reservoir Tank, Coolant Expansion Reservoir Tank with Cap Compatible with Silverado 1500 Tahoe Sierra 1500 Yukon Escalade 2014 2015 2016 2017 2018 2019 2020 Replace# 603-973, 22856231

Keep your engine cool with this OEM design coolant reservoir tank. It’s a perfect fit for Silverado 1500, Tahoe, Sierra 1500, Yukon, and Escalade models from 2014 to 2020.
Made with high-quality materials, this tank is built to last. It works just like the original part, saving you time and money.
Easy to install, 1-year warranty, and friendly support included. Shop with confidence!
| Pros | Cons |
|---|---|
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Perfect For:
This Engine Coolant Reservoir Tank is perfect for anyone with a Silverado 1500, Tahoe, Sierra 1500, Yukon, or Escalade from 2014 to 2020. It’s a reliable, cost-effective replacement that fits perfectly and works like the original.
Ready to Purchase?
5. 603102 Coolant Reservoir Tank with Sensor & Cap – Direct Fit Replacement for 1999-2007 Chevy Silverado 1500 HD, 2002-2006 Cadillac Escalade, 2000-2006 Suburban/Tahoe, 1999-2006 GMC Yukon/Sierra

The 603102 Coolant Reservoir Tank is a direct fit replacement for many GM trucks and SUVs. It works with Chevy Silverado, Cadillac Escalade, Suburban, Tahoe, GMC Yukon, and Sierra models from 1999 to 2007.
Made from durable PP plastic, this tank includes a pressure-tested cap. It’s easy to install with no modifications needed.
This complete kit comes with a coolant level sensor and cap. It’s backed by a 60-month warranty for long-term peace of mind.
| Pros | Cons |
|---|---|
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Perfect For:
This coolant reservoir tank is perfect for owners of 1999-2007 GM trucks and SUVs who want a direct fit replacement. It’s ideal for DIYers with basic mechanical skills looking for a simple, no-modification installation.
Ready to Purchase?
6. GM Genuine Parts 84368362 Radiator Surge Tank

The GM Genuine Parts 84368362 Radiator Surge Tank is a recommended replacement for your GM vehicle. It matches the original factory component perfectly.
This part offers quality, reliability, and durability. It is manufactured to GM OE specifications. This ensures a perfect fit, form, and function.
The country of origin is the Czech Republic. It is vehicle-specific, so check compatibility. Trust this part for long-lasting performance.
| Pros | Cons |
|---|---|
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Perfect For:
This GM Genuine Parts Radiator Surge Tank is perfect for GM vehicle owners who want a reliable replacement part. It’s made to fit your specific vehicle and built to last, just like the original factory component.
Ready to Purchase?
7. Engine Coolant Overflow Reservoir Tank with Sensor & Cap, Filling Glove 1999-2007 for Chevy Silverado 1500 HD Suburban Tahoe 2002-2006 for Cadillac Escalade for GMC Yukon Sierra

Keep your engine cool with this durable coolant reservoir tank. It’s a perfect fit for Chevy, GMC, and Cadillac models from 1999 to 2006. Upgrade your ride with a smart sensor that alerts you to low coolant levels.
Save time and money with easy DIY installation. No leaks, no cracks, just long-lasting performance for your vehicle.
| Pros | Cons |
|---|---|
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Perfect For:
This coolant reservoir tank is perfect for Chevy, GMC, and Cadillac owners who want to protect their engines from overheating. It’s ideal for DIYers looking for an easy, reliable fix.
Ready to Purchase?
8. GM Genuine Parts 13465094 Radiator Surge Tank

The GM Genuine Parts 13465094 Radiator Surge Tank is a GM-recommended replacement part. It is designed to fit your GM vehicle perfectly.
This part offers quality, reliability, and durability. It meets GM’s high standards for fit, form, and function.
| Pros | Cons |
|---|---|
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Perfect For:
This GM Genuine Parts Radiator Surge Tank is perfect for GM vehicle owners who want a reliable replacement part. It’s made to fit and work just like the original, so it’s great for keeping your car running smoothly.
Ready to Purchase?
9. A-Premium Engine Coolant Overflow Recovery Reservoir Tank [with Cap & Tubing] Compatible with 1981-1991 Chevrolet & GMC & GM Vehicles – CK Series, RV Pickups, Blazer, Suburban, Full Size Truck
![A-Premium Engine Coolant Overflow Recovery Reservoir Tank [with Cap & Tubing] Compatible with 1981-1991 Chevrolet & GMC & GM Vehicles - CK Series, RV Pickups, Blazer, Suburban, Full Size Truck](https://m.media-amazon.com/images/I/31tcoU-XRVL._SL500_.jpg)
The A-Premium Engine Coolant Overflow Recovery Reservoir Tank is a must-have replacement for older Chevrolet, GMC, and GM vehicles. It’s compatible with 1981-1991 models, including CK Series, RV Pickups, Blazer, and Suburban. This tank comes complete with a cap, tubing, and mounting hardware, making installation easy.
It’s built tough to handle heat and vibration. The tank reduces oil dilution, cylinder wear, fuel use, and emissions.
With a one-year unlimited-mileage guarantee, you can drive with confidence. A-Premium ensures quality and reliability for your vehicle’s cooling system.
| Pros | Cons |
|---|---|
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Perfect For:
This coolant reservoir tank is perfect for owners of older Chevrolet, GMC, or GM vehicles like the CK Series, RV Pickups, Blazer, or Suburban. If your truck needs a reliable replacement part to handle heat and vibration, this durable tank with included cap and tubing is a great choice.
Ready to Purchase?
10. GM Genuine Parts 22866587 Radiator Surge Tank

The GM Genuine Parts 22866587 Radiator Surge Tank is a GM-recommended replacement part. It is made to fit your GM vehicle. This part meets GM’s high standards.
It offers quality, reliability, and durability. The tank is built to GM’s exact specs. It ensures a perfect fit and function.
| Pros | Cons |
|---|---|
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Perfect For:
This GM Genuine Parts Radiator Surge Tank is perfect for GM vehicle owners who want a reliable replacement part. It’s made to fit your specific GM model, offering quality and durability you can trust.
Ready to Purchase?
Buying Guide
Keeping your GM vehicle cool is key to its performance and longevity. A reliable coolant tank plays a vital role in this.
Choosing the right coolant tank can be easy and rewarding. We’ve gathered the best options to help you make the right choice. Here’s what to consider:
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Compatibility:
Make sure the tank fits your GM model. Check the year, make, and model for a perfect match. -
Material:
Look for durable materials like PA plastic or PP plastic. They handle heat and vibrations well. -
Installation:
Choose a tank with easy installation. Some come with caps, sensors, or hardware for a hassle-free setup. -
Warranty:
A good warranty gives you peace of mind. Look for options with 1-year or longer guarantees. -
OEM Design:
OEM-designed tanks match the original part. They save time and money while ensuring a perfect fit. -
Performance:
The tank should handle heat and reduce engine wear. It must store and release coolant efficiently. -
Brand Reputation:
Trust reliable brands like GM Genuine Parts or A-Premium. They offer quality and durability.
With these factors in mind, you’ll find the best GM coolant tank for your vehicle. Enjoy a cooler, smoother ride!