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How many gallons of gas does a 2018 Chevy Equinox hold?

The 2018 Chevy Equinox has a fuel tank capacity of 15.6 gallons. This midsize SUV is designed to provide a balance of efficiency and performance, with its fuel tank size allowing for a good driving range between fill-ups.


Fuel Tank Capacity Details


The 2018 Chevy Equinox comes equipped with a 15.6-gallon fuel tank, which is a standard size for a vehicle in this class. This tank size provides the Equinox with a driving range of around 400-500 miles, depending on factors like driving conditions, driving style, and the specific engine configuration.


The Equinox is available with two engine options: a 1.5-liter turbocharged four-cylinder and a 2.0-liter turbocharged four-cylinder. The 1.5-liter engine is the more fuel-efficient of the two, with an EPA-estimated fuel economy of 26 mpg in the city and 32 mpg on the highway. The 2.0-liter engine is slightly less efficient, with ratings of 22 mpg city and 29 mpg highway.


Refueling the Equinox


When it's time to refuel the 2018 Chevy Equinox, the 15.6-gallon fuel tank can be filled up at any standard gas station. It's important to use the recommended fuel grade, which is typically regular unleaded gasoline with an octane rating of 87 or higher.


Owners of the Equinox should keep an eye on the fuel gauge and low fuel warning light to avoid running out of gas unexpectedly. Refueling when the tank is around a quarter full is generally recommended to maintain a comfortable driving range.


Fuel Economy and Driving Range



  • Fuel tank capacity: 15.6 gallons

  • EPA-estimated fuel economy (1.5L engine): 26 mpg city, 32 mpg highway

  • EPA-estimated fuel economy (2.0L engine): 22 mpg city, 29 mpg highway

  • Approximate driving range: 400-500 miles


The 2018 Chevy Equinox's 15.6-gallon fuel tank provides a good balance of efficiency and driving range, allowing owners to go longer between fill-ups and enjoy the SUV's versatility and performance.

How many gallons does a Chevy Equinox hold?


14.9-gallon
Chevrolet Equinox Fuel Tank Capacity
The 2022 Equinox comes with a 14.9-gallon gas tank.



How much gas does it take to fill up a Chevy Equinox?


2022 Chevrolet Equinox Fuel Tank Capacity
Every single model uses the 14.9-gallon fuel tank with the standard front-wheel drive setup, the available all-wheel drive drivetrain uses a larger 15.6-gallon gas tank instead.



How many gallons of gas can a 2018 Chevy Equinox hold?


387.4/476.8 mi. 14.9 gal.



What year of Equinox to stay away from?


With safety being one of the most significant factors in a new car purchase, the 2005-2007 Equinox model years are the ones to avoid if you're searching for a family car.



Is a 2018 Chevy Equinox good on gas?


Lots of coasting, lots of highly fuel efficient travel. Standard fuel rating from the EPA for this model Equinox is 22 city/29 highway for a combined 25mpg. If only it was 37.1 or even 47.7 mpg!



Why is my Equinox using so much gas?


Worn-out or dirty spark plugs can cause misfires and inefficient combustion, leading to higher fuel consumption. Regularly check your spark plugs and replace them according to your vehicle's maintenance schedule to ensure optimal engine performance and fuel efficiency.



What is the average lifespan of a Chevy Equinox?


The Chevrolet Equinox is designed to be a durable and reliable vehicle. With proper care and regular maintenance, the 2024 Chevy Equinox can easily last up to 200,000 miles or more. Many Equinox owners have reported their vehicles running well past this milestone, showcasing the longevity of this SUV.



Does a Chevy Equinox use a lot of gas?


Chevrolet Equinox MPG
For 2025, the Chevy Equinox MPG is incredibly efficient, offering similar values to its previous iterations: FWD: EPA-estimated 26/28/27 MPG (City/Highway/Combined) AWD: EPA-estimated 24/29/26 MPG (City/Highway/Combined)



How big is the gas tank on a 2018 Chevy Equinox?


Photo of the 2.0L turbocharged engine by Vince Taroc. Fuel economy comes in at 29 mpg on the highway and 22 mpg in the city with a 14.9 gallon tank. The all-wheel variant loses only 1 mpg on the highway and remains on par in the city with a 15.6-gallon tank.



What is the biggest problem with Chevy Equinox?


One of the areas of concern for Chevrolet Equinox owners is engine performance. Persistent engine problems not only reduce the vehicle's reliability but can also pose safety risks.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.