Chevrolet Impala Bi-Fuel (CNG) MPG and Fuel Economy

Chevrolet have been manufacturing models of Impala Bi-Fuel (CNG) for 2 years, with the latest vehicle in 2016 having a combined MPG of 20.

The estimated fuel cost for the 2016 Chevrolet Impala Bi-Fuel (CNG) is $3,150 per year.

Government regulators have estimated that value based on 15,000 miles driven per year, using regular gasoline, and a split of 55% city driving and 45% highway driving.

💵 Compared to an average vehicle over 5 years, you will spend $4,250 more on fuel driving a 2016 Chevrolet Impala Bi-Fuel (CNG).

🛢 The Chevrolet Impala Bi-Fuel (CNG) will consume roughly 15 barrels of petroleum per year, using the standard estimate of 15,000 miles per year.

💨 For every mile driven, the Chevrolet Impala Bi-Fuel (CNG) will emit 437 grams of CO2, which is about 6,555,000 grams of CO2 per year.

🌳 To help you understand the impact of this, a normal tree will absorb around 21,000 grams of CO2 per year. This means that roughly 313 trees would be needed to offset emissions from the Chevrolet Impala Bi-Fuel (CNG).

The table below is a complete list of the 2 Chevrolet Impala Bi-Fuel (CNG) fuel efficiency specifications we have data for.

Click any vehicle link to see a more detailed breakdown of the car, miles per gallon, emissions, and more.

Link To or Reference This Page

If you use this page in your research, please reference MPG Buddy as the source.

  • "Chevrolet Impala Bi-Fuel (CNG) MPG and Fuel Economy." MPG Buddy. Accessed on January 3, 2026. https://mpgbuddy.com/cars/chevrolet/impala-bi-fuel-cng.

  • "Chevrolet Impala Bi-Fuel (CNG) MPG and Fuel Economy." MPG Buddy, https://mpgbuddy.com/cars/chevrolet/impala-bi-fuel-cng. Accessed January 3, 2026.

  • Chevrolet Impala Bi-Fuel (CNG) MPG and Fuel Economy. MPG Buddy. Retrieved from https://mpgbuddy.com/cars/chevrolet/impala-bi-fuel-cng.