Loading

What is the MPG on a 2003 Ford f250 Super Duty 7.3 diesel?

The 2003 Ford F250 Super Duty with the 7.3-liter diesel engine has an average fuel economy of 16 miles per gallon (MPG) in city driving and 20 MPG on the highway. This fuel efficiency is typical for a heavy-duty pickup truck of this size and engine configuration.


Detailed Breakdown of the 2003 Ford F250 Super Duty 7.3 Diesel MPG


The 2003 Ford F250 Super Duty is a full-size, heavy-duty pickup truck that was available with a 7.3-liter Power Stroke turbo-diesel V8 engine. This engine was known for its impressive torque output, making it well-suited for towing and hauling heavy loads. However, the diesel engine's fuel economy was not as high as some of the gasoline-powered options in the F250 lineup.


According to data from the Environmental Protection Agency (EPA), the 2003 Ford F250 Super Duty 7.3 diesel has the following fuel economy ratings:



  • City MPG: 16

  • Highway MPG: 20

  • Combined MPG: 18


These numbers are based on standard EPA testing procedures and represent the average fuel efficiency that owners can expect under normal driving conditions. It's important to note that actual MPG may vary depending on factors such as driving style, load, and environmental conditions.


Factors Affecting the 2003 Ford F250 Super Duty 7.3 Diesel MPG


Several factors can influence the fuel economy of the 2003 Ford F250 Super Duty 7.3 diesel, including:



  • Engine and Transmission: The 7.3-liter Power Stroke diesel engine and the available 5-speed manual or 4-speed automatic transmissions can impact fuel efficiency.

  • Driving Conditions: Driving in stop-and-go traffic, towing heavy loads, or operating in hilly terrain can all reduce the truck's MPG.

  • Maintenance and Modifications: Proper maintenance, such as regular oil changes and air filter replacements, as well as any modifications to the engine or exhaust system, can affect fuel economy.


It's important for owners of the 2003 Ford F250 Super Duty 7.3 diesel to be aware of these factors and adjust their driving habits and maintenance routines accordingly to maximize their fuel efficiency.

How many miles per gallon does a 2003 7.3 Powerstroke get?


As you can tell, most people get 12-14 mpg in the city (based on various performance parts) and 17-20 mpg on the highway... that's about all you can expect.



Is a 7.3 a good diesel engine?


The 7.3 Powerstroke is considered one of the most legendary diesel engines. Its main claim to fame, besides its legendary reliability, is that it is the largest diesel engine to be put in consumer trucks and produced in high numbers.



How much can a 7.3 gas tow?


2024 Ford Super Duty F-250 Tow Capacity

Engine6.8L gas V87.3L gas V8
Max. Conventional Towing14,800 lbs.17,200 lbs.
Max. Fifth-Wheel/Gooseneck Towing14,800 lbs.17,200 lbs.



How many MPG does a F-250 7.3 get?


Based on data from 119 vehicles, 8,727 fuel-ups and 2,819,692 miles of driving, the 2021 Ford F-250 Super Duty gets a combined Avg MPG of 13.84 with a 0.09 MPG margin of error. Below you can see a distribution of the fuel-ups with 113 outliers (1.28%) removed.



How many miles can a 7.3 Power Stroke go on a full tank?


Depends on how many fuel tanks it has. I get about 230 miles before I hit 1/4 tank. Mathmatically, I can go 300 miles per tank. If the truck has duel tanks, you can go 600 miles.



What is the MPG on a 2000 Ford f250 7.3 L?


Based on data from 224 vehicles, 14,060 fuel-ups and 3,890,876 miles of driving, the 2000 Ford F-250 Super Duty gets a combined Avg MPG of 13.28 with a 0.06 MPG margin of error.



What is the average lifespan of a 7.3 diesel?


Powerstroke Engine Average Life Expectancy:
7.3L400,000-500,000 miles. 6.0L200,000-300,000 miles. 6.7L200,000-300,000 miles.



How much can a 7.3 Power Stroke tow?


Towing Capacity

Super Duty EngineMax. Conventional TowingMax. Fifth-Wheel/Gooseneck Towing
7.3L Gas V821,000 lbs.21,200 lbs.
6.7L Power Stroke V821,200 lbs.37,000 lbs.
6.2L Gas V816,700 lbs.16,700 lbs.



How many miles per gallon does a 2003 Ford f250 diesel get?


Based on data from 231 vehicles, 15,131 fuel-ups and 4,068,941 miles of driving, the 2003 Ford F-250 Super Duty gets a combined Avg MPG of 12.65 with a 0.06 MPG margin of error.



What is the mileage expectancy of a 7.3 Powerstroke?


000-500,000 miles
Powerstroke Engine Average Life Expectancy:
7.3L400,000-500,000 miles. 6.0L200,000-300,000 miles. 6.7L200,000-300,000 miles.


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.