2005 GMC Sierra 2500 HD 4WD CNG MPG and Fuel Economy

On this page, you will find a complete guide to the miles per gallon and fuel efficiency data for the 2005 GMC Sierra 2500 HD 4WD CNG.

The 2005 GMC Sierra 2500 HD 4WD CNG runs on natural gas and is in the Standard Pickup Trucks 4WD 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 2005 GMC Sierra 2500 HD 4WD CNG is, we have the information you need.

🛣 How Many Miles per Gallon (MPG) Does a 2005 GMC Sierra 2500 HD 4WD CNG Get?

First off, the most commonly asked question. A 2005 GMC Sierra 2500 HD 4WD CNG gets up to 8 miles per gallon in the city, and 11 miles per gallon on the highway.

The combined average MPG for the 2005 GMC Sierra 2500 HD 4WD CNG is 9 miles per gallon.

💵 What is the Average Yearly Fuel Cost for a 2005 GMC Sierra 2500 HD 4WD CNG?

The estimated fuel costs for the 2005 GMC Sierra 2500 HD 4WD CNG is $3,900 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 2005 GMC Sierra 2500 HD 4WD CNG to an average vehicle over 5 years, you will spend $8,000 more on fuel.

Overview

The table below covers all of the miles per gallon, engine specifications, and emission details we have for the 2005 GMC Sierra 2500 HD 4WD CNG.

Related GMC Models from 2005

If you're interested in other GMC models from 2005, 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.

Disclaimer

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.

Link To or Reference This Page

We spend a lot of time collecting, cleaning, merging, and formatting the data that is shown on the site to be as useful to you as possible.

If you found the data or information on this page useful in your research, please use the tool below to properly cite or reference MPG Buddy as the source. We appreciate your support!