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What is the gas mileage on a Chevy 3500HD?

The Chevy 3500HD, a heavy-duty pickup truck, offers impressive towing and hauling capabilities, but its gas mileage can be a concern for some buyers. In this article, we'll dive into the details of the 3500HD's fuel efficiency and provide you with the key information you need to make an informed decision.


Chevy 3500HD Fuel Economy Ratings


According to the Environmental Protection Agency (EPA), the 2023 Chevy 3500HD with the standard 6.6-liter V8 gasoline engine has an estimated fuel economy of 15 miles per gallon (mpg) in the city and 20 mpg on the highway. This means that on average, you can expect to get around 17 mpg in combined city and highway driving.


It's important to note that these figures can vary depending on factors such as driving conditions, driving style, and the specific configuration of your 3500HD. Vehicles with the available Duramax diesel engine may also have slightly different fuel economy ratings.


Factors Affecting Chevy 3500HD Gas Mileage


The Chevy 3500HD's gas mileage can be influenced by several factors, including:



  • Engine and Transmission: The 6.6-liter V8 gasoline engine and the available Duramax diesel engine can have different fuel efficiency ratings. The transmission, whether it's a manual or automatic, can also impact gas mileage.

  • Payload and Towing Capacity: The more weight the 3500HD is carrying or towing, the more fuel it will consume to move that load.

  • Driving Conditions: Driving in stop-and-go traffic, on hilly terrain, or at high speeds can all affect the truck's fuel economy.

  • Driving Habits: Aggressive acceleration, frequent braking, and idling can all contribute to lower gas mileage.


By being mindful of these factors and adjusting your driving habits accordingly, you can help maximize the fuel efficiency of your Chevy 3500HD.


Improving Chevy 3500HD Gas Mileage


While the 3500HD's gas mileage may not be its strongest suit, there are a few steps you can take to improve its fuel efficiency:



  • Choose the Right Engine and Transmission: If fuel economy is a top priority, consider the available Duramax diesel engine, which typically offers better fuel efficiency than the gasoline V8.

  • Maintain Your Vehicle: Regular maintenance, such as keeping your tires properly inflated and your engine tuned up, can help improve gas mileage.

  • Drive Conservatively: Avoid aggressive acceleration, sudden braking, and high-speed driving, as these can significantly impact your 3500HD's fuel efficiency.

  • Monitor Your Payload and Towing: Be mindful of the weight you're carrying or towing, as this can have a significant impact on your truck's gas mileage.


By following these tips, you can help maximize the fuel efficiency of your Chevy 3500HD and get the most out of every tank of gas.

How many miles per gallon does a 2024 Chevy 3500 High Country get?


High Country: 16 mpg/ 20 mpg city/hwy.



How many MPG does a Chevy Express 3500 get?


Based on data from 3 vehicles, 159 fuel-ups and 69,078 miles of driving, the 2021 Chevrolet Express 3500 gets a combined Avg MPG of 12.24 with a 0.14 MPG margin of error.



How many MPG does a 6.6 Duramax get?


Right. We're almost halfway into a 500 mile trip. And so far it is showing 22 miles per gallon when we get back tonight.



How many miles does a Chevy Express 3500 last?


200,000 to 300,000 miles
How long do Chevy Express vans last? With proper maintenance and regular servicing, these vans can easily last 200,000 to 300,000 miles, and sometimes even more.



What MPG does the Chevy 6.6 gas get?


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. However, it has to be remembered that this engine is made for performance and going fast, not necessarily getting the best fuel mileage.



How many miles per gallon does a 3500HD get?


When not towing, the truck averages 23 mpg at 75 mph, with a range of about 600 miles/tankful.



What is the difference between 2500HD and 3500HD?


One of the biggest differences is that with the much wider chassis with the 3500HD with available dual rear wheels this truck is capable of towing much more weight. The dual rear wheels deliver much more power to the pavement. While the 2500 HD is capable of towing up to 18,510 lbs. the 3500HD can tow up to 36,000 lbs.



How many miles to the gallon does a 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 life expectancy of a 6.6 L V8 gas engine?


around 200,000 miles
The average life expectancy of a 6.6 Duramax engine is around 200,000 miles or 320,000 km. Individual experiences may vary based on usage patterns, climate, and care. Regular oil changes, timely repairs, and adherence to recommended service intervals are essential for maximizing longevity.



How many mpg does a 6.6 Duramax get?


Right. We're almost halfway into a 500 mile trip. And so far it is showing 22 miles per gallon when we get back tonight.


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.