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How many gallons does a Chevy Blazer tank hold?

The Blazer typically holds about 19.4 gallons of fuel, with only minor variations by model year and drivetrain. This figure is close to 73.5 liters for most recent versions.


The question of tank capacity matters for trip planning, fuel budgeting, and understanding how changes in engine efficiency affect range. The Chevrolet Blazer has been a staple in Chevrolet’s lineup since 2019, designed as a mid-size two-row SUV with a focus on style and practicality. While the overall tank size has remained consistent, exact figures can vary slightly by year, trim, or optional drivetrain configurations. Below, we outline what to know about Blazer fuel capacity and how to verify the exact number for your vehicle.


What to know about tank size across generations


The Blazer's fuel tank size has been consistently around the same capacity for recent model years. Official specifications generally cite roughly 19.4 gallons (about 73.5 liters) for most 2019–present models. Variations can occur due to minor engineering revisions or trim-specific equipment, but the difference is typically small enough that 19.4 gallons remains the practical benchmark for planning and comparisons.


For drivers, this means planning and fuel economy estimates can use a common reference point across most Blazer configurations. If you need the exact figure for a specific vehicle—such as a used model—check the driver’s door jamb fuel label or the precise specification sheet for that year and trim from Chevrolet.


Why the capacity figure matters for real-world use


Knowing the tank capacity helps you estimate driving range, anticipate refueling needs on long trips, and compare efficiency across different engines (like turbocharged four-cylinders versus any available V6 options). While the engine and drivetrain influence how far you can go per gallon, the total gallons available in the tank sets the upper bound for range calculations.


When accuracy matters—for example, if you’re evaluating a specific used Blazer—you should confirm the exact capacity from reliable sources tied to that exact year and trim, or by consulting the owner’s manual and OEM specifications.


Bottom line


In practice, a Chevrolet Blazer’s fuel tank holds about 19.4 gallons across most recent models, with only minor, year-to-year variations. This figure serves as a practical standard for planning and comparison, but individual vehicles may show slight differences.


Summary


The Chevy Blazer generally carries around 19.4 gallons in its fuel tank, offering a consistent baseline for range planning. For precise figures, especially when shopping used, verify the capacity on the vehicle’s label or in the official specifications for that exact year and trim.

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.