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How many miles per gallon does a 2020 Chevy 2500 get on gas?

The 2020 Chevy 2500 is a heavy-duty pickup truck known for its impressive towing and hauling capabilities. However, when it comes to fuel efficiency, the 2500 model doesn't quite match the numbers of its lighter-duty counterparts. According to the latest data, the 2020 Chevy 2500 gets an average of 14-16 miles per gallon (mpg) on gas, depending on the specific engine and drivetrain configuration.


Factors Affecting Fuel Economy


The fuel efficiency of the 2020 Chevy 2500 is influenced by several key factors:



  • Engine Type: The 2500 is available with either a 6.6-liter V8 gasoline engine or a 6.6-liter V8 Duramax diesel engine. The gasoline engine generally achieves lower fuel economy than the diesel option.

  • Drivetrain: Rear-wheel drive (RWD) models tend to be more fuel-efficient than four-wheel drive (4WD) or all-wheel drive (AWD) configurations.

  • Driving Conditions: Fuel economy can vary significantly based on factors like driving speed, load, terrain, and weather conditions. Aggressive driving and towing heavy loads will reduce the 2500's mpg.


It's important to note that the EPA fuel economy ratings for the 2020 Chevy 2500 are just estimates, and real-world results may differ based on individual driving habits and conditions.


Improving Fuel Efficiency


While the 2020 Chevy 2500 isn't known for its stellar fuel economy, there are a few ways owners can help maximize their truck's mpg:



  • Choose the Right Engine and Drivetrain: Opting for the diesel engine and a RWD configuration can provide a noticeable boost in fuel efficiency.

  • Drive Conservatively: Avoiding aggressive acceleration, excessive idling, and high speeds can help improve the 2500's real-world mpg.

  • Maintain the Vehicle: Keeping the truck well-maintained, with properly inflated tires and a clean air filter, can also contribute to better fuel economy.


While the 2020 Chevy 2500 may not be the most fuel-efficient heavy-duty pickup on the market, its impressive capabilities and rugged design make it a popular choice for those who need a powerful, capable truck. By understanding the factors that affect its fuel economy and taking steps to optimize performance, 2500 owners can find ways to maximize their truck's efficiency and reduce their fuel costs.

How many miles can a Chevy Silverado go on a full tank of gas?


The Chevy Silverado 1500 fuel tank capacity is 24 gallons. So, if you take into account the Chevy Silverado 1500 gas mileage, you could get up to 528 miles of range on the highway and 432 miles per gallon with city driving.



How long does a 2500 gas truck last?


200,000 to 300,000 miles
According to MotorAndWheels.com, the Chevy Silverado 2500 can last 200,000 to 300,000 miles. This range makes them one of the longest-lasting gasoline-powered trucks on the market.



What MPG does a 3.0 Duramax get?


The much loved 3.0-liter Duramax diesel has buyers warming up to the idea of a truck that can get 20 or more miles per gallon in the city and nearly 30 mpg on the highway.



What is the gas mileage on a 2500HD 6.6 gas?


You can expect the gas mileage of a Chevy 6.6 engine to vary, but without pulling anything you would get about 14 mpg on average.



How many miles per gallon does a 2020 Chevy Express 2500 get?


The Express Cargo 2500 engines both offer standard work van gas mileage. The V6 engine gives you approximately 14 miles per gallon combined highway and city driving, and the V8 will give you around 13.



How many gallons is a Chevy Silverado 2500 gas tank?


Fuel & MPG

Fuel typeRegular unleaded
Range in miles (city/hwy)0/0 mi.
Fuel tank capacity36.0 gal.



What's better, 6.6 gas or diesel?


Diesel Engine (6.6L Duramax V8):
Higher towing capacity (up to 22,430 lbs) Significantly more torque (975 lb-ft) Better fuel efficiency. Longer engine lifespan.



How many miles per gallon does a Chevy 2500 Vortec get?


Depending on the trim, you can get anywhere from 16 mpg to 18 mpg in the city and 18 mpg to 21 mpg on the highway.



How to improve gas mileage on a Chevy 2500HD?


How To Improve Gas Mileage: Vehicle Maintenance

  1. Keep your tires inflated properly & replace them when necessary.
  2. Align your wheels according to your maintenance schedule.
  3. Replace a broken or missing spoiler.
  4. Replace oxygen sensors regularly.
  5. Replace the thermostat when needed.
  6. Replace the cabin air filter regularly.



How many miles per gallon does a 2020 2500HD get on gas?


Fuel Economy and Real-World MPG
We tested the Silverado 2500HD with the gasoline 6.6-liter V-8 and it earned 14 mpg on the highway. For comparison, we tested an F-250 with the gas-fed 6.2-liter V-8 and six-speed automatic transmission and it returned 15 mpg in the same test.


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.