2003 Cadillac Limousine MPG and Fuel Economy

On this page, you will find a complete guide to the miles per gallon and fuel efficiency data for the 2003 Cadillac Limousine.

The 2003 Cadillac Limousine runs on regular gasoline and is in the Large Cars car class.

Whether you are considering a purchase of the car, or just wanting to find out how economical and environmentally friendly (or un-friendly) your 2003 Cadillac Limousine is, we have the information you need.

🛣 How Many Miles per Gallon (MPG) Does a 2003 Cadillac Limousine Get?

First off, the most commonly asked question. A 2003 Cadillac Limousine gets up to 13 miles per gallon in the city, and 20 miles per gallon on the highway.

The combined average MPG for the 2003 Cadillac Limousine is 15 miles per gallon.

💵 What is the Average Yearly Fuel Cost for a 2003 Cadillac Limousine?

The estimated fuel costs for the 2003 Cadillac Limousine is $4,150 per year.

That value has been estimated by government regulators based on 15,000 miles driven per year, using regular gasoline, and a split of 55% city driving and 45% highway driving.

If you were to compare a 2003 Cadillac Limousine to an average vehicle over 5 years, you will spend $9,250 more on fuel.

The 2003 Cadillac Limousine is also subject to the Gas Guzzler Tax, which is a federal tax on vehicles that has a combined MPG of less than 22.5.

The combined average MPG for the 2003 Cadillac Limousine is 15 miles per gallon, and according to the current tax for each level of MPG, you can expect to pay a tax of $4,500 per year.

🛢 How Many Barrels of Petroleum Does a 2003 Cadillac Limousine Consume?

The 2003 Cadillac Limousine will consume roughly 20 barrels of petroleum per year, using the standard estimate of 15,000 miles per year.

The majority of the world's petroleum is sourced from countries like Saudi Arabia, Russia, Iraq, and the United States.


The table below covers all of the miles per gallon, engine specifications, and emission details we have for the 2003 Cadillac Limousine.

City MPG 13
Highway MPG 20
Combined MPG 15
Save/Spend vs Average Car Spend $9,250
Gas Guzzler Tax $7,700
Fuel Cost $4,150
Fuel Type 1 Regular
Barrels of Petroleum 20
Drive Front-Wheel Drive
Cylinders 8
Transmission Automatic 4-spd
Vehicle Class Large Cars
Start/Stop? No
Supercharged? No
Turbocharged? No

Related Cadillac Models from 2003

If you're interested in other Cadillac models from 2003, you can find them in the table below. You can click the model link to find miles per gallon and emission information for that model.


Ratings were provided by the manufacturer to the U.S. Department of Energy, which is where we sourced the data. Be advised that manufacturers may have upgraded, downgraded, or changed these ratings following the compilation of this data.

MPG Buddy does not guarantee the accuracy of this data, nor are we liable for any decisions made by referencing this data. Make sure to contact the specific car manufacturer to confirm accuracy.

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  • "2003 Cadillac Limousine MPG and Fuel Economy". MPG Buddy. Accessed on July 20, 2024. http://mpgbuddy.com/cars/cadillac/limousine/2003.

  • "2003 Cadillac Limousine MPG and Fuel Economy". MPG Buddy, http://mpgbuddy.com/cars/cadillac/limousine/2003. Accessed 20 July, 2024

  • 2003 Cadillac Limousine MPG and Fuel Economy. MPG Buddy. Retrieved from http://mpgbuddy.com/cars/cadillac/limousine/2003.