Find and Compare Cars

2015 Chevrolet Impala Bi-Fuel (CNG)
Personalize Find a car	Bifuel Natural Gas 6 cyl, 3.6 L, Automatic (S6) Compare
Fuel Economy
EPA MPG	Regular Gas Combined MPG:20 combined city/highway MPG City MPG:17 city Highway MPG:25 highway 5.0 gals/100 miles Natural Gas Combined MPG:19 combined city/highway MPG City MPG:16 city Highway MPG:24 highway 5.3 gal/100mi
Unofficial MPG Estimates Shared by Vehicle Owners	Owner MPG Estimates are not yet available for this vehicle. How can I share my MPG?
Vehicle Specification Data
EPA Size Class More about EPA size class	Midsize Cars
Drive	Front-Wheel Drive
Gas Guzzler	no
Supercharger	no
Turbocharger	no
Passenger Volume	105ft³ (4-door)
Luggage Volume	10ft³ (4-door)
More about this vehicle

This website is administered by Oak Ridge National Laboratory for the U.S. Department of Energy and the U.S. Environmental Protection Agency.

This website is administered by Oak Ridge National Laboratory for the U.S. DOE and the U.S. EPA.