How many miles per gallon does a 2004 GMC Sierra 2500 HD get?
The 2004 GMC Sierra 2500 HD is a heavy-duty pickup truck known for its durability and towing capacity. However, fuel efficiency is often a concern for owners of such vehicles. In this article, we’ll explore the miles per gallon (MPG) you can expect from this model and factors that may influence its fuel economy.
Fuel Economy of the 2004 GMC Sierra 2500 HD
The 2004 GMC Sierra 2500 HD comes with different engine options, which directly impact its fuel efficiency. On average, the truck achieves approximately:
- Gasoline Engine (6.0L V8): 12-15 MPG combined (city and highway driving).
- Diesel Engine (6.6L Duramax V8): 15-18 MPG combined, with better efficiency on the highway.
These figures are estimates and can vary based on driving habits, load, and maintenance. The diesel engine generally offers better fuel economy, making it a popular choice for those who frequently tow or drive long distances.
Factors That Affect Fuel Efficiency
Several factors can influence the MPG of your 2004 GMC Sierra 2500 HD. Here are some key considerations:
- Driving Habits: Aggressive acceleration and braking can reduce fuel efficiency significantly.
- Load and Towing: Carrying heavy loads or towing trailers increases fuel consumption.
- Maintenance: Regular maintenance, such as oil changes, air filter replacements, and tire pressure checks, can improve MPG.
- Terrain: Driving in hilly or mountainous areas typically results in lower fuel efficiency compared to flat terrain.
- Weather Conditions: Extreme cold or heat can impact engine performance and fuel economy.
Tips to Improve Fuel Economy
If you’re looking to get the most out of your 2004 GMC Sierra 2500 HD, consider these tips:
- Keep your tires properly inflated to the recommended pressure.
- Use cruise control on highways to maintain a consistent speed.
- Reduce unnecessary idling, as it wastes fuel.
- Remove excess weight from the truck bed when not needed.
- Stay up-to-date with routine maintenance, including oil changes and engine tune-ups.
Conclusion
The 2004 GMC Sierra 2500 HD is a reliable workhorse, but its fuel efficiency is modest compared to modern trucks. By understanding its MPG ratings and taking steps to optimize fuel economy, you can make the most of this heavy-duty vehicle while keeping fuel costs in check.
Frequently Asked Questions
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.
What 2500 diesel gets the best MPG?
5 Best HFE Results
- 2018 Ram 2500 Limited Crew Cab (diesel: 20 mpg)
- 2023 Ford F-250 Super Duty Platinum Tremor Crew Cab (diesel: 20 mpg)
- 2019 Ram 2500 Tradesman Regular Cab (diesel: 19 mpg)
- 2017 Chevy Silverado 2500HD LT Double Cab (diesel: 19 mpg)
- 2020 Chevy Silverado 2500HD High Country Crew Cab (diesel: 19 mpg)
How many miles per gallon does a 2004 Duramax get?
Solo, I get about 19.1 mpg at 65 mph on the level and about 16.8 in the hills. Around town (---mostly level,) I average about 14.5 mpg running solo. The truck has a hard fiberglass tonneau with a normal 500 lb cargo load in the bed - for an all-up weight of 8,400 pounds (---same as trailer.)
How many miles per gallon does a 2004 GMC Sierra 2500HD get?
Based on data from 75 vehicles, 6,725 fuel-ups and 1,698,250 miles of driving, the 2004 GMC Sierra 2500 HD gets a combined Avg MPG of 13.21 with a 0.11 MPG margin of error.
How many miles per gallon does a 2006 GMC Sierra 2500 HD get?
Based on data from 118 vehicles, 13,785 fuel-ups and 3,439,667 miles of driving, the 2006 GMC Sierra 2500 HD gets a combined Avg MPG of 14.24 with a 0.05 MPG margin of error.
How many miles per gallon does a 2004 Chevy Silverado 2500 HD get?
Based on data from 191 vehicles, 14,833 fuel-ups and 3,797,554 miles of driving, the 2004 Chevrolet Silverado 2500 HD gets a combined Avg MPG of 12.93 with a 0.07 MPG margin of error.
How many miles will a Chevy 2500 HD 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 is the gas mileage on a Sierra 2500 HD?
Based on data from 97 vehicles, 2,433 fuel-ups and 873,888 miles of driving, the 2024 GMC Sierra 2500 HD gets a combined Avg MPG of 13.73 with a 0.13 MPG margin of error.
How to improve gas mileage on a Chevy 2500HD?
How To Improve Gas Mileage: Vehicle Maintenance
- Keep your tires inflated properly & replace them when necessary.
- Align your wheels according to your maintenance schedule.
- Replace a broken or missing spoiler.
- Replace oxygen sensors regularly.
- Replace the thermostat when needed.
- Replace the cabin air filter regularly.
How many miles per gallon does a 2003 GMC Sierra 2500hd engine 6.6 L v8 diesel get?
14.16
Based on data from 118 vehicles, 4,940 fuel-ups and 1,468,079 miles of driving, the 2003 GMC Sierra 2500 HD gets a combined Avg MPG of 14.16 with a 0.12 MPG margin of error.
