Best Car Reservoirs of 2025

Robert Reyes Avatar
Robert Reyes
Last Updated: Jan 5, 2025

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Car reservoirs are an essential component of a vehicle's braking system. They store brake fluid that is responsible for transmitting force from the brake pedal to the brake calipers, which ultimately slows down or stops the car. These reservoirs are typically made of plastic or metal and come in various shapes and sizes to fit different vehicles. It is important to regularly check and maintain the brake fluid level in the reservoir to ensure optimal braking performance and safety on the road. Car reservoirs are widely available at auto parts stores and online retailers.

At a Glance: Our Top Picks

Perfit Liner Windshield Washer Tank Cover #TOP 1
Perfit Liner Windshield Washer Tank
ftb score rating icon 9.8
Dorman Engine Coolant Reservoir Cover #TOP 2
Dorman Engine Coolant Reservoir
ftb score rating icon 9.7
Dorman Engine Coolant Reservoir Cover #TOP 3
Dorman Engine Coolant Reservoir
ftb score rating icon 9.5

Top 10 Car Reservoirs

#TOP 1

Perfit Liner Windshield Washer Tank

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Perfit Liner Windshield Washer Tank Cover
Perfit Liner Windshield Washer Reservoir Tank w/Cap And Pump Compatible with Chevy 1999-2006 Silverado /Sierra & 2007 Classic GM1288121

The Perfit Liner Washer Tank is designed to fit a variety of Chevy and GMC models from 1999 to 2006, ensuring compatibility with your vehicle. It comes complete with a pump and cap, making installation straightforward and hassle-free. This product is manufactured to meet or exceed Original Equipment Manufacturer (OEM) standards, providing peace of mind regarding quality and durability. Additionally, Perfit Liner offers a one-year quality guarantee, ensuring you receive excellent customer service and support for any inquiries. This combination of features makes it a reliable choice for maintaining your vehicle's windshield washer system.

What We Like
Wide vehicle compatibility
Includes pump and cap
Meets OEM quality standards
One-year quality guarantee
#TOP 2

Dorman Engine Coolant Reservoir

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Dorman Engine Coolant Reservoir Cover
Dorman 603-102 Front Engine Coolant Reservoir Compatible with Select Models

The Dorman Coolant Reservoir is designed as a direct replacement for your vehicle's original part, ensuring a perfect fit and function. This product simplifies installation, allowing you to get back on the road with ease. Its durable construction means it can handle the heat and vibrations found under the hood, providing long-lasting reliability. With over a century of experience in the automotive aftermarket, Dorman delivers a trustworthy design that you can count on. To confirm compatibility, simply enter your vehicle's make, model, and trim into the garage tool.

What We Like
Direct replacement part
Easy installation
Durable materials
Trusted brand experience
#TOP 3

Dorman Engine Coolant Reservoir

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Dorman Engine Coolant Reservoir Cover
Dorman 603-056 Front Engine Coolant Reservoir Compatible with Select Chrysler / Dodge Models

The Dorman Coolant Reservoir is designed as a direct replacement for your original part, ensuring a perfect fit and function. This reservoir simplifies installation, allowing you to get back on the road quickly. Crafted from high-quality materials, it stands up to the heat and vibrations of your engine, providing durability you can trust. With over 100 years of experience in the automotive aftermarket, Dorman delivers a reliable solution for your vehicle's cooling needs. To guarantee compatibility, simply enter your vehicle's make, model, and trim level into the garage tool.

What We Like
Direct replacement for original part
Easy installation process
Durable materials withstand heat
Backed by trusted experience
#TOP 4

Dorman Coolant Reservoir for Mercedes

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Dorman Coolant Reservoir for Mercedes Cover
Dorman 603-257 Front Engine Coolant Reservoir Compatible with Select Mercedes-Benz Models

The Dorman Coolant Reservoir is designed as a direct replacement for your original part, ensuring a perfect fit and function. This product is engineered for easy installation, saving you time and effort. Built from high-quality materials, it can withstand the heat and vibrations typically found under the hood of your vehicle, providing long-lasting durability. With 100 years of automotive aftermarket experience backing its trustworthy design, you can feel confident in your purchase. To ensure compatibility, simply enter your vehicle's make, model, and trim into the garage tool.

What We Like
Direct replacement fit
Easy installation process
Durable materials
Trusted brand experience
#TOP 5

Dorman Washer Fluid Reservoir

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Dorman Washer Fluid Reservoir Cover
Dorman 603-167 Front Washer Fluid Reservoir Compatible with Select Ford / Mercury Models

The Dorman Fluid Reservoir is a perfect replacement for your original windshield washer fluid container. It is specifically designed to fit select Ford and Mercury models, ensuring a seamless installation. This reservoir is built to prevent leaks, which is essential if your original has cracked or deteriorated due to heat and vibration. Made from high-quality materials, it promises durability and reliable performance over time. With the backing of experienced automotive experts, you can trust in its quality and longevity. To ensure a proper fit, simply input your vehicle's make, model, and trim level into the garage tool.

What We Like
Direct replacement fit
Leak-free performance
Durable materials
Expert-backed quality
#TOP 6

Acouto Power Steering Reservoir for Holden Commodore

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Acouto Power Steering Reservoir for Holden Commodore Cover
Acouto Power Steering Reservoir for Holden Commodore V6 V8 for VS VT VX VY VE HSV LS1 Aluminum Alloy Car Power Steering Reservoir Bottle Replacement

The Acouto Power Steering Reservoir is an excellent replacement for various Holden Commodore models. Made from high-quality aluminum alloy, it offers exceptional strength and durability, ensuring it withstands the test of time. Its anti-rust and wear-resistant properties mean you can rely on it for long-lasting performance. The reservoir is designed for easy installation, eliminating the need for drilling or cutting, making it user-friendly. However, for the best results, professional installation is recommended. Crafted to meet original factory specifications, this reservoir enhances the reliability and efficiency of your vehicle's power steering system.

What We Like
Durable aluminum alloy construction
Easy installation process
Long-lasting performance
Meets factory specifications
#TOP 7

Dorman Engine Coolant Reservoir for Ram

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Dorman Engine Coolant Reservoir for Ram Cover
Dorman 603-833 Engine Coolant Reservoir Compatible with Select Ram Models

The Dorman Coolant Reservoir is designed to perfectly replace your vehicle's original part, ensuring a hassle-free installation. This product is crafted from high-quality materials, making it durable enough to resist the heat and vibrations found under the hood. With over a century of expertise in the automotive aftermarket, you can trust its reliable design. To guarantee that this reservoir fits your specific vehicle, simply enter your make, model, and trim level into the provided garage tool. Enjoy peace of mind knowing you have a dependable solution for your cooling system.

What We Like
Direct replacement part
Easy installation
Durable materials
Trusted brand experience
#TOP 8

LEAVAN Windshield Washer Reservoir for Toyota Corolla Matrix

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LEAVAN Windshield Washer Reservoir for Toyota Corolla Matrix Cover
LEAVAN Windshield Washer Reservoir Fit for 2003-2008 Toyota Corolla Matrix, Fluid Reservoire Bottle-Replaces 8531502111

The LEAVAN Washer Reservoir is specifically designed for the 2003-2008 Toyota Corolla Matrix, making it easy to identify with its windshield wiper logo cap. This reservoir is an exact match to OEM specifications, ensuring a perfect fit and compliance with safety standards. Made from high-quality plastic, it effectively holds the washer fluid and comes with a pump that circulates the fluid to the nozzles for even spraying on your windshield. If your current tank is cracked, replacing it with this reservoir can prevent further issues like pump burnout due to running on an empty tank.

What We Like
Perfect fit for Toyota Corolla Matrix
High-quality plastic construction
Includes pump for fluid circulation
Easy identification with wiper logo
#TOP 9

NewYall Windshield Washer Reservoir for Hyundai Santa Fe

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NewYall Windshield Washer Reservoir for Hyundai Santa Fe Cover
NewYall Windshield Washer Fluid Reservoir Tank for Hyundai Santa Fe 3.3L 2013-2018, Santa Fe Sport 2.0L/2.4L 2013-2018

The NewYall Washer Reservoir is designed specifically for the Hyundai Santa Fe models from 2013 to 2018, including the 3.3L and Santa Fe Sport 2.0L/2.4L. This product ensures that your windshield washer system operates smoothly, providing clear visibility in various driving conditions. With this reservoir, you can easily refill your washer fluid, keeping your windshield clean and free of dirt and grime. It is a reliable replacement part that fits perfectly, making installation hassle-free. Experience the convenience of maintaining your vehicle's cleanliness with this essential component.

What We Like
Perfect fit for specific models
Easy installation
Improves visibility
Reliable replacement part
#TOP 10

NewYall Washer Fluid Reservoir for Nissan Rogue

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NewYall Washer Fluid Reservoir for Nissan Rogue Cover
NewYall Washer Fluid Reservoir Windshield Expansion Tank for Nissan Rogue Sport Utility 2017-2020

The NewYall Reservoir for Rogue is specifically designed for the 2017-2020 Nissan Rogue Sport Utility. This quality reservoir helps ensure that your windshield is always clear by holding the washer fluid necessary for optimal visibility. By using this reservoir, you can easily maintain your vehicle's washer system, preventing any fluid leaks or malfunctions. Its durable construction means you can rely on it for long-term use, providing peace of mind during your travels. With a proper fit for your Nissan, installation becomes a hassle-free task, saving you time and effort.

What We Like
Perfect fit for Nissan Rogue
Durable construction
Prevents fluid leaks
Easy installation
Buying Guide Image

Finding the Best Car Reservoirs to Meet Your Car's Needs

Introduction

Car reservoirs are essential components of any vehicle, as they hold the fluids that keep the car running smoothly. Choosing the right car reservoirs for your vehicle is crucial, as the wrong ones can cause damage or even leave you stranded on the side of the road. In this article, we'll discuss the factors to consider when selecting car reservoirs and provide some tips for making the best choice.

Types of Car Reservoirs

One of the first things to consider when choosing car reservoirs is the type of reservoir that your vehicle requires. There are two main types of car reservoirs: sealed and vented.

Sealed car reservoirs are typically used for holding liquids that are under pressure, such as brake fluid or power steering fluid. These reservoirs are designed to prevent the liquid from escaping, even if the car is turned upside down or shaken.

Vented car reservoirs, on the other hand, are used for holding liquids that are not under pressure, such as coolant or windshield wiper fluid. These reservoirs are designed with a vent or opening to allow air to enter and exit the reservoir as the liquid level changes.

Size and Capacity

Another important factor to consider when choosing car reservoirs is the size and capacity of the reservoir. In general, it's important to choose a reservoir that is the correct size for your vehicle, as a reservoir that is too small may not hold enough fluid, while a reservoir that is too large may take up unnecessary space.

When it comes to capacity, it's important to choose a reservoir that is capable of holding the correct amount of fluid for your vehicle. As a general rule, it's best to choose a reservoir that is slightly larger than the recommended capacity, as this will provide some extra space for fluid expansion.

Material and Durability

The material and durability of the car reservoir are also important factors to consider. In general, it's best to choose a reservoir that is made from high-quality materials, such as polyethylene or polypropylene, as these materials are resistant to cracking and warping.

Additionally, it's important to choose a car reservoir that is durable and able to withstand the rigors of daily use. This will help to ensure that the reservoir lasts for as long as possible, and won't need to be replaced frequently.

Brand and Price

When it comes to choosing car reservoirs, brand and price are also important factors to consider. In general, it's best to choose a reputable brand that has a proven track record of producing high-quality car reservoirs.

When it comes to price, it's important to strike a balance between quality and cost. While it's tempting to choose the cheapest option, it's important to remember that car reservoirs are an essential component of your vehicle, and choosing a low-quality or poorly-made reservoir could result in costly repairs or even danger to you and your passengers.

Conclusion

In conclusion, choosing the right car reservoirs for your vehicle is crucial, as the wrong ones can cause damage or leave you stranded. When choosing car reservoirs, consider the type, size and capacity, material and durability, brand, and price. By taking the time to carefully select the right car reservoirs for your vehicle, you can ensure that your car runs smoothly and reliably for years to come.

Frequently Asked Questions (FAQs)

1. Do cars have water reservoirs?

Yes, cars have coolant reservoirs. These reservoirs serve as a regulating component for excess coolant produced from engine heat. As the engine warms up, coolant expands and overflows into the reservoir. When the car cools down after shut-off, the coolant is then drawn back into the radiator.

2. What are the signs of a bad reservoir?

Signs of a bad reservoir include cracks or breaks, which can cause leaks. Small leaks may result in steam and drips, while larger leaks can lead to streams and puddles. Additionally, an obvious coolant odor may be present.

3. Can you drive with low coolant reservoir?

It is not recommended to drive with a low level of engine coolant. Coolant is crucial for preventing engine overheating in hot weather and freezing in sub-zero temperatures. Sufficient coolant is necessary to protect components and maintain optimal engine performance.

4. What happens when coolant reservoir is bad?

When the coolant reservoir is bad, it may fail to store excess coolant or handle increased pressure, resulting in engine overheating. Symptoms of a faulty reservoir tank include a flickering temperature gauge on the dashboard and an overflowing coolant tank.

5. Can I run water in my car?

In emergency situations, you can add water to the radiator if it is low or empty. However, it is ideal to use a 50/50 mix of coolant and water or pre-mixed coolant for optimal performance. Water should only be used temporarily to get you to your destination.

6. Do cars use water or coolant?

Cars use coolant instead of water for several reasons. Impurities in tap water can settle and cause clogs in the engine. Water is also corrosive and can rust or corrode internal metal engine parts. Coolant fluids are specifically designed to prevent these issues and provide better protection for the engine.

7. Can I drive with a broken coolant reservoir?

Yes, you can still drive with a broken coolant reservoir. However, it is important to address the issue as soon as possible to prevent further damage to the cooling system.

Editor's Notes

During our car reservoir research, we found 24 car reservoir products and shortlisted 10 quality products. We collected and analyzed 6,684 customer reviews through our big data system to write the car reservoirs list. We found that most customers choose car reservoirs with an average price of $44.05.

The car reservoirs are available for purchase. We have researched hundreds of brands and picked the top brands of car reservoirs, including Perfit Liner, Dorman, Acouto, LEAVAN, NewYall. The seller of top 1 product has received honest feedback from 546 consumers with an average rating of 4.5.

Written by
Robert Reyes Avatar

Robert Reyes is a dedicated writer from San Francisco with a bachelor of degree in mechanics and a bachelor of degree in marketing. He focuses on making some complicated topics simple and enjoys explaining complex and technical things in an easy-to-understand way.