Best Replacement Part Number 603-383 Reservoir

Looking for the best replacement part for your coolant reservoir? The 603-383 reservoir is a top choice for Buick and Chevrolet models, offering easy installation, durability, and a perfect fit to keep your engine cool and running smoothly.

Keeping your car’s engine cool is key to its performance. A reliable coolant reservoir is essential for this. The 603-383 reservoir is a top choice for many Buick and Chevrolet models.

It’s easy to install, built to last, and fits perfectly. This part ensures your engine stays cool and runs smoothly.

With high-quality materials and durable design, it’s a smart investment. Trust this reservoir to keep your car in top shape for years.

List of Top 10 Replacement Part Number 603-383 Reservoir

Title	Best For	Price
Dorman 603-383 Pressurized Coolant Reservoir with Cap Compatible with Select Buick / Chevrolet Models	This Dorman 603-383 Pressurized Coolant Reservoir is perfect for Buick or Chevrolet owners who need a reliable replacement part. It’s easy to install and built to last, making it ideal for anyone looking to keep their vehicle running smoothly.	View on Amazon (paid link)
Coolant Reservoir Expansion Recovery Tank with Cap Compatible with Chevrolet Cruze 2011-2016 Orlando 2012-2014 Buick Verano 2012-2017 Cascada, Replace 603-383 Coolant Overflow Recovery Reservoir Tank	This coolant reservoir tank is perfect for car owners who need a reliable replacement part. It’s ideal for Chevrolet and Buick models, ensuring your engine stays cool and runs smoothly.	View on Amazon (paid link)
603-383 Engine Coolant Reservoir Radiator Expansion Tank With Cap for 2012-2018 Buick Verano Cascada 2010-2016 Chevy Cruze Orlando 13393368, 13465094, 13505353, 13256823	This coolant reservoir tank is perfect for car owners who need a reliable replacement for their Buick or Chevy. It’s easy to install and built to last, keeping your engine cool and running smoothly.	View on Amazon (paid link)
SupplyMount 603-383 – Aftermarket Replacement Fluid Reservoir Compatible with Dorman	SupplyMount 603-383 is perfect for car owners who need a reliable and durable replacement fluid reservoir. It’s easy to install and built to last, making it ideal for anyone looking to keep their vehicle running smoothly.	View on Amazon (paid link)
603-383 Engine Coolant Reservoir Radiator Expansion Tank With Cap for 2010-2016 Chevy Cruze Orlando 2012-2018 Buick Verano Cascada 13505353, 13393368, 13465094, 13256823	This coolant reservoir tank is perfect for car owners who need a reliable replacement part. It’s ideal for Buick and Chevrolet models listed, ensuring your engine stays cool and runs smoothly.	View on Amazon (paid link)
BOXI 603-383 Engine Coolant Reservoir Bottle Tank w/Cap Fit for Buick Cascada 2016-2019 \| Verano 2012-2017 \| for Chevy Cruze 2010-2016 \| Orlando 2012-2014 \| Replace 13393368 GM3014150 603383 13465094	This coolant reservoir is perfect for car owners who need a reliable replacement for their Buick Cascada, Verano, Chevy Cruze, or Orlando. It’s easy to install and built to last, ensuring your engine stays cool and runs smoothly.	View on Amazon (paid link)
Vinomkii 603-383 Coolant Reservoir Tank with Cap Fit for Buick Cascada 2016-2018 Verano 2012-2017,Chevrolet Cruze 2010-2016 Orlando 2012-2014 Expansion Recovery Tank Replace 13505353	This coolant reservoir tank is perfect for car owners who need a reliable replacement for their Buick or Chevrolet. It’s easy to install and fits specific models like the Buick Cascada, Verano, Chevrolet Cruze, and Orlando.	View on Amazon (paid link)
603-383 VPHIX Coolant Reservoir Tank for 2010 2011 2012 2013 2014 2015 2016 Cruze Orlando 16 2017 2018 Buick Cascada Verano 1.4 1.6 1.8 2.0 2.4 Recovery Expansion Overflow Reservoir Bottle w/Cap	This coolant reservoir tank is perfect for car owners who need a reliable replacement for their 2010-2016 Cruze, 2012-2014 Orlando, 2016-2018 Buick Cascada, or 2013-2016 Verano. It’s easy to install and fits multiple models with 1.4, 1.6, 1.8, 2.0, or 2.4 engines.	View on Amazon (paid link)
603-383 Engine Coolant Reservoir Tank Radiator Surge Tank [with Cap] Compatible with Buick Cascada Verano Chevy Orlando Cruze Limited For# DAKG-15390 13393368 13465094	This coolant reservoir tank is perfect for car owners who need a reliable replacement for their Buick Cascada, Verano, Chevy Orlando, or Cruze Limited. It’s easy to install and built to last, keeping your engine cool and running smoothly.	View on Amazon (paid link)
maXpeedingrods Coolant Reservoir Radiator Expansion Tank w/Cap Replaces 603-383 13505353 Compatible for Buick Cascada, for Buick Verano, for Chevrolet Cruze, for Chevrolet Orlando 2010–2017	This coolant reservoir is perfect for car owners who need a reliable replacement part. It’s easy to install and fits perfectly in Buick Cascada, Buick Verano, Chevrolet Cruze, and Chevrolet Orlando models.	View on Amazon (paid link)

Detailed Reviews

Discover the top 10 Replacement Part Number 603-383 Reservoirs, carefully selected for reliability and performance. Each product is expert-reviewed and backed by customer feedback, ensuring you find the perfect fit for your vehicle. Whether you prioritize durability, ease of installation, or affordability, this guide has you covered. Dive in to find the best coolant reservoir that keeps your engine running smoothly and efficiently.

1. Dorman 603-383 Pressurized Coolant Reservoir with Cap Compatible with Select Buick / Chevrolet Models

The Dorman 603-383 Pressurized Coolant Reservoir is a direct replacement for select Buick and Chevrolet models. It matches the fit and function of the original part, making it an ideal solution for your vehicle.

This reservoir is built to last, with durable construction that withstands heat and vibration. It’s backed by 100 years of automotive experience, ensuring reliable performance. Always check the garage tool to confirm the fit for your specific vehicle.

Pros	Cons
Perfect fit for select Buick/Chevrolet models, no hassle. Built tough to handle heat and vibration, lasts long. Easy install, saves time and effort, seamless upgrade. Trusted brand, 100 years of automotive expertise, reliable choice.	Not universal: Only fits specific Buick/Chevrolet models. No extras: Cap included, but no additional tools or parts. Pricey: Cost may be higher than other replacements.

Perfect For:

This Dorman 603-383 Pressurized Coolant Reservoir is perfect for Buick or Chevrolet owners who need a reliable replacement part. It’s easy to install and built to last, making it ideal for anyone looking to keep their vehicle running smoothly.

Ready to Purchase?

View Price on Amazon (paid link)

2. Coolant Reservoir Expansion Recovery Tank with Cap Compatible with Chevrolet Cruze 2011-2016 Orlando 2012-2014 Buick Verano 2012-2017 Cascada, Replace 603-383 Coolant Overflow Recovery Reservoir Tank

Coolant Reservoir Expansion Recovery Tank with Cap Compatible with Chevrolet Cruze 2011-2016 Orlando 2012-2014 Buick Verano 2012-2017 Cascada, Replace 603-383 Coolant Overflow Recovery Reservoir Tank

Keep your Chevrolet or Buick running smoothly with this essential Coolant Reservoir Expansion Recovery Tank. It’s designed to perfectly fit specific Chevrolet Cruze (2011-2016), Orlando (2012-2014), and Buick Verano (2012-2017) and Cascada models, replacing part number 603-383.

Crafted from high-quality, durable plastic, this tank can handle extreme heat and vibration. Its translucent design lets you easily check your antifreeze level without ever opening the radiator cap, making maintenance a breeze.

Easy to see liquid levels. Built to last. Peace of mind for your engine.

Pros	Cons
Fits multiple models, ensuring wide compatibility for your vehicle. High-quality plastic resists heat and vibration, lasting longer. Translucent design lets you check coolant levels easily. Direct replacement for part number 603-383, saving time and effort.	No warranty details provided for long-term peace of mind. Limited compatibility with older or newer vehicle models. Plastic material may not match OEM durability standards.

Perfect For:

This coolant reservoir tank is perfect for car owners who need a reliable replacement part. It’s ideal for Chevrolet and Buick models, ensuring your engine stays cool and runs smoothly.

Ready to Purchase?

View Price on Amazon (paid link)

3. 603-383 Engine Coolant Reservoir Radiator Expansion Tank With Cap for 2012-2018 Buick Verano Cascada 2010-2016 Chevy Cruze Orlando 13393368, 13465094, 13505353, 13256823

603-383 Engine Coolant Reservoir Radiator Expansion Tank With Cap for 2012-2018 Buick Verano Cascada 2010-2016 Chevy Cruze Orlando 13393368, 13465094, 13505353, 13256823

Keep your Buick or Chevy running cool with this Engine Coolant Reservoir. It’s a direct fit replacement for several part numbers, making installation a breeze.

This high-quality tank is built tough to handle engine heat and coolant. It ensures efficient coolant management, preventing your engine from overheating and keeping it in top shape.

It’s an OEM equivalent, so you get reliable performance. This kit includes a cap for a complete fix.

Pros	Cons
Direct fit, easy replacement. Keeps your engine cool. Built tough for lasting use. Works like the original. Comes with a cap, ready to go.	No installation tools included, so you’ll need to buy them separately. Not compatible with all car models, check before buying. Price might be higher than some other replacement options.

Perfect For:

This coolant reservoir tank is perfect for car owners who need a reliable replacement for their Buick or Chevy. It’s easy to install and built to last, keeping your engine cool and running smoothly.

Ready to Purchase?

View Price on Amazon (paid link)

4. SupplyMount 603-383 – Aftermarket Replacement Fluid Reservoir Compatible with Dorman

Meet the SupplyMount 603-383, your direct fit replacement for a fluid reservoir. It’s built with durable construction for reliable long-term performance. This part meets industry standard performance for consistent operation.

Get installation ready with this quality assurance part. It’s designed for efficient installation to get you back on the road.

Pros	Cons
Direct fit for easy installation and reliable compatibility. Durable materials ensure long-term performance and wear resistance. Meets industry standards for consistent operation in all conditions. Quality assured for precise fit and lasting service life.	Not OEM: Aftermarket part, may not fit all models. Pro Install Needed: Professional help required for proper fit. No Warranty Mentioned: Longevity claims lack guarantee details.

Perfect For:

SupplyMount 603-383 is perfect for car owners who need a reliable and durable replacement fluid reservoir. It’s easy to install and built to last, making it ideal for anyone looking to keep their vehicle running smoothly.

Ready to Purchase?

View Price on Amazon (paid link)

5. 603-383 Engine Coolant Reservoir Radiator Expansion Tank With Cap for 2010-2016 Chevy Cruze Orlando 2012-2018 Buick Verano Cascada 13505353, 13393368, 13465094, 13256823

603-383 Engine Coolant Reservoir Radiator Expansion Tank With Cap for 2010-2016 Chevy Cruze Orlando 2012-2018 Buick Verano Cascada 13505353, 13393368, 13465094, 13256823

Keep your engine cool and running smoothly with this direct replacement coolant reservoir. It’s designed to perfectly fit your 2010-2016 Chevy Cruze or 2012-2018 Buick Verano/Cascada, ensuring optimal engine performance.

This high-quality plastic tank is built to last. It handles excessive heat and vibration. Get back on the road with confidence.

This easy-to-install kit includes the coolant reservoir and surge cap. Plus, enjoy 1 year of product service for your peace of mind.

Pros	Cons
Direct fit for many Chevy and Buick models. Prevents overheating and coolant loss. Durable plastic built for high heat. Includes cap for a complete replacement. Great value for a quality part.	No installation guide included, professional help may be needed. Not OEM, though a direct replacement with good value. Plastic material may not match original part durability.

Perfect For:

This coolant reservoir tank is perfect for car owners who need a reliable replacement part. It’s ideal for Buick and Chevrolet models listed, ensuring your engine stays cool and runs smoothly.

Ready to Purchase?

View Price on Amazon (paid link)

6. BOXI 603-383 Engine Coolant Reservoir Bottle Tank w/Cap Fit for Buick Cascada 2016-2019 | Verano 2012-2017 | for Chevy Cruze 2010-2016 | Orlando 2012-2014 | Replace 13393368 GM3014150 603383 13465094

BOXI 603-383 Engine Coolant Reservoir Bottle Tank w/Cap Fit for Buick Cascada 2016-2019 | Verano 2012-2017 | for Chevy Cruze 2010-2016 | Orlando 2012-2014 | Replace 13393368 GM3014150 603383 13465094

Keep your engine cool with this reliable coolant reservoir bottle. It’s a direct replacement for your original part.

This reservoir is built to last. It’s made from tough materials that can handle the heat. Get peace of mind with a 1-year warranty.

It fits a range of Buick and Chevy models. Check the compatibility to ensure a perfect match. This part is new and ready to install.

Pros	Cons
Perfect fit for Buick, Chevy models, ensuring seamless replacement. Durable materials withstand heat and vibration for long-lasting performance. Includes cap, ready for immediate installation and use. 1-year warranty guarantees peace of mind and reliability.	No sensor included, may need extra purchase. Compatibility check required to avoid wrong fit. Warranty limited to 1 year only.

Perfect For:

This coolant reservoir is perfect for car owners who need a reliable replacement for their Buick Cascada, Verano, Chevy Cruze, or Orlando. It’s easy to install and built to last, ensuring your engine stays cool and runs smoothly.

Ready to Purchase?

View Price on Amazon (paid link)

7. Vinomkii 603-383 Coolant Reservoir Tank with Cap Fit for Buick Cascada 2016-2018 Verano 2012-2017,Chevrolet Cruze 2010-2016 Orlando 2012-2014 Expansion Recovery Tank Replace 13505353

Vinomkii 603-383 Coolant Reservoir Tank with Cap Fit for Buick Cascada 2016-2018 Verano 2012-2017,Chevrolet Cruze 2010-2016 Orlando 2012-2014 Expansion Recovery Tank Replace 13505353

The Vinomkii 603-383 Coolant Reservoir Tank is a must-have replacement part for specific Buick and Chevrolet models. It ensures your engine stays cool and runs smoothly by managing coolant expansion during temperature changes.

This tank is designed to fit various vehicles, including the Buick Cascada and Verano, and Chevrolet Cruze and Orlando. It’s a direct replacement, made to match the original part’s specifications.

High-quality materials, easy installation, and leak prevention make this coolant reservoir a reliable choice. Keep your engine healthy and avoid overheating with this essential component.

Pros	Cons
Keeps engine cool with smart expansion and contraction space. Fits multiple cars, saving time and hassle for replacements. High-quality material resists heat and leaks for long-lasting use. Easy to install, no modifications needed for perfect fit.	No warranty info provided for this coolant reservoir tank. Aftermarket part may not match OEM quality or fit. Plastic material could wear out faster under extreme use.

Perfect For:

This coolant reservoir tank is perfect for car owners who need a reliable replacement for their Buick or Chevrolet. It’s easy to install and fits specific models like the Buick Cascada, Verano, Chevrolet Cruze, and Orlando.

Ready to Purchase?

View Price on Amazon (paid link)

8. 603-383 VPHIX Coolant Reservoir Tank for 2010 2011 2012 2013 2014 2015 2016 Cruze Orlando 16 2017 2018 Buick Cascada Verano 1.4 1.6 1.8 2.0 2.4 Recovery Expansion Overflow Reservoir Bottle w/Cap

603-383 VPHIX Coolant Reservoir Tank for 2010 2011 2012 2013 2014 2015 2016 Cruze Orlando 16 2017 2018 Buick Cascada Verano 1.4 1.6 1.8 2.0 2.4 Recovery Expansion Overflow Reservoir Bottle w/Cap

Keep your Buick or Chevrolet running smoothly with this essential coolant reservoir tank. It’s a direct fit for a range of Cruze, Orlando, Cascada, and Verano models, ensuring proper engine temperature and preventing overheating.

This high-quality replacement part is built to last. It comes with a cap for a secure seal. Plus, it’s backed by a 1-year warranty.

Don’t let a faulty coolant tank cause bigger problems. This reliable part is your solution for maintaining your vehicle’s cooling system with ease and confidence.

Pros	Cons
Perfect fit for Buick and Chevy models, ensuring easy installation. Durable construction for long-lasting coolant system performance. Includes cap for leak-free operation and hassle-free maintenance. 1-year warranty offers peace of mind and reliable support.	No universal fit: Check compatibility first. Limited warranty: Only 1 year coverage. Specific models: Not for all cars.

Perfect For:

This coolant reservoir tank is perfect for car owners who need a reliable replacement for their 2010-2016 Cruze, 2012-2014 Orlando, 2016-2018 Buick Cascada, or 2013-2016 Verano. It’s easy to install and fits multiple models with 1.4, 1.6, 1.8, 2.0, or 2.4 engines.

Ready to Purchase?

View Price on Amazon (paid link)

9. 603-383 Engine Coolant Reservoir Tank Radiator Surge Tank [with Cap] Compatible with Buick Cascada Verano Chevy Orlando Cruze Limited For# DAKG-15390 13393368 13465094

603-383 Engine Coolant Reservoir Tank Radiator Surge Tank [with Cap] Compatible with Buick Cascada Verano Chevy Orlando Cruze Limited For# DAKG-15390 13393368 13465094

Keep your engine running cool with this durable coolant reservoir tank. It’s designed to fit your Buick or Chevy, ensuring optimal performance and a long-lasting solution.

This tank holds extra coolant. It helps your engine stay at the right temperature. It’s a vital part for your car’s cooling system.

Pros	Cons
Perfect fit for Buick, Chevy models—check compatibility first. Durable materials ensure long-lasting performance and reliability. Easy installation with simple steps—professional help recommended. Keeps engine cool by managing coolant expansion and contraction.	No DIY: Professional installation recommended, not a quick fix. Vehicle Check: Must verify fitment before buying, no guarantee. Cool Down: Wait for engine to cool, no instant swap.

Perfect For:

This coolant reservoir tank is perfect for car owners who need a reliable replacement for their Buick Cascada, Verano, Chevy Orlando, or Cruze Limited. It’s easy to install and built to last, keeping your engine cool and running smoothly.

Ready to Purchase?

View Price on Amazon (paid link)

10. maXpeedingrods Coolant Reservoir Radiator Expansion Tank w/Cap Replaces 603-383 13505353 Compatible for Buick Cascada, for Buick Verano, for Chevrolet Cruze, for Chevrolet Orlando 2010–2017

maXpeedingrods Coolant Reservoir Radiator Expansion Tank w/Cap Replaces 603-383 13505353 Compatible for Buick Cascada, for Buick Verano, for Chevrolet Cruze, for Chevrolet Orlando 2010–2017

The maXpeedingrods Coolant Reservoir is a reliable replacement part for your car. It fits Buick and Chevrolet models from 2010 to 2018. This part is easy to install and works well.

Made from high-quality plastic, it ensures durability and long-lasting performance. The direct replacement design makes installation simple.

With a 1-year limited warranty, you get peace of mind. Lifetime technical support is also available. Contact us anytime for help or questions.

Pros	Cons
Fits multiple cars, ensuring wide compatibility for Buick and Chevrolet models. Direct OEM replacement, saving time and hassle with easy installation. Durable plastic material guarantees long-lasting performance and reliability. Lifetime technical support and 1-year warranty for peace of mind.	No universal fit, limited to specific car models. Plastic material may crack under extreme heat. Warranty covers only one year, not lifetime.

Perfect For:

This coolant reservoir is perfect for car owners who need a reliable replacement part. It’s easy to install and fits perfectly in Buick Cascada, Buick Verano, Chevrolet Cruze, and Chevrolet Orlando models.

Ready to Purchase?

View Price on Amazon (paid link)

Buying Guide

Need a new coolant reservoir? The 603-383 reservoir is a top choice for many Buick and Chevrolet models. It’s easy to install, built to last, and fits perfectly.

Buying a replacement reservoir can feel overwhelming, but we’re here to help. We’ll guide you through the process, sharing tips and insights to make your experience smooth and stress-free.

When choosing the best 603-383 reservoir, consider these factors:

Compatibility: Ensure the reservoir fits your specific Buick or Chevrolet model. Check the year, make, and model for a perfect match.
Material Quality: Look for reservoirs made from high-quality plastic that can withstand heat and vibration.
Durability: Choose a reservoir with a durable design to ensure long-lasting performance.
Ease of Installation: Opt for a reservoir that’s easy to install, saving you time and effort.
Warranty: Select a product with a warranty for added peace of mind.
Price: Compare prices to find the best value without compromising quality.
Brand Reputation: Trust reputable brands known for their reliable automotive parts.
Included Components: Check if the reservoir comes with a cap or other necessary components for a complete replacement.