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How many gallons of gas does a Chevy truck hold?

There isn’t a single tank size for Chevy trucks; fuel capacity varies by model and configuration, but most gasoline-powered Chevys fall in the range of roughly 19 to 34 gallons. For common current models, the Silverado 1500 typically uses a 24-gallon tank, with a 34-gallon extended-range option available on some configurations; the Colorado generally carries about 19 gallons.


Chevrolet’s truck lineup spans several models and configurations, including different cab styles, bed lengths, and drivetrain options. This article outlines typical capacities for the main pickups and explains how to confirm the exact figure for a specific vehicle year and build.


Tank sizes by model and configuration


Below are typical capacities for the most commonly configured Chevy pickups. Exact numbers can vary by year, trim, and options, so check the factory specifications for your exact vehicle.



  • Chevrolet Silverado 1500: standard tank around 24 gallons; a larger 34-gallon extended-range tank is available on certain crew cab/long-bed configurations or with specific trim packages.

  • Chevrolet Colorado: generally about 19 gallons in most trims, with minor variations possible across model years and options.


For heavier-duty models and older configurations, tank sizes can differ from the examples above. Always verify the exact capacity for your specific vehicle using official build sheets or the owner's manual.


How to verify your exact capacity


To determine the precise fuel tank capacity for your Chevy truck, use these steps: check the official window sticker or the vehicle’s VIN-based spec sheet, consult the owner’s manual, or contact a Chevy dealer with your VIN. The capacity can vary by options such as bed length, cab configuration, and any extended-range fuel tank packages.


Why tank size matters


Fuel capacity affects driving range, fueling frequency, and planning for long trips or work fleets. Knowing the exact tank size helps with trip planning, fuel budgeting, and maintenance scheduling for your specific build.


Summary


Chevy trucks do not share a universal fuel tank size. In the current lineup, Silverado 1500 configurations typically offer a 24-gallon tank or a 34-gallon extended option, while the Colorado sits around 19 gallons. Always verify the exact figure for your model year and build by checking the official specs, window sticker, or owner's manual.

How many gallons of gas are in a Chevy truck?


2024 Chevy Silverado 1500 Fuel Tank Capacity
Here's the Chevy Silverado 1500 fuel tank capacity for each cab option: Regular Cab: 28.3 gallons. Crew Cab: 24 gallons. Double Cab: 24 gallons.



How many gallons does a 5.3 Silverado take?


A Chevy Silverado with a 5.3L engine takes 24 gallons for Double and Crew Cab models, or 28.3 gallons for the Regular Cab model. The specific fuel tank capacity depends on the year, trim, and cab style of your truck. 

  • Double Cab / Crew Cab: 24 gallons
  • Regular Cab: 28.3 gallons



How big is the gas tank on a Chevy Silverado 1500?


How big is the gas tank on a Silverado 1500? The new 2025 Chevy Silverado 1500 fuel tank varies slightly depending on cab options. A 1500 Regular Cab has a 28.3-gallon fuel tank. A Crew Cab has a 24-gallon tank, and a Double Cab has a 24-gallon tank.



How much gas does a Chevy Silverado 1500 hold?


The Chevy Silverado 1500 gas tank size varies by cab style, with the Regular Cab having a 28.3-gallon tank and the Double Cab and Crew Cab having a 24-gallon tank. The specific tank size depends on the configuration you choose, so it's best to confirm the exact capacity for your model year and cab type. 

  • Regular Cab: 28.3 gallons
  • Double Cab: 24 gallons
  • Crew Cab: 24 gallons


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.