epa miles per gallon

As expected, the EPA has released its first-ever proposal for greenhouse gas and fuel efficiency standards for heavy-duty vehicles. The proposal, and that's all it is at this point, would create three new categories for heavy trucks: combination tractors, heavy-duty pickups and vans, and ...

The EPA is aware that range-extended electric vehicles can game the current fuel economy test to deliver mileage estimates way up in the stratosphere. It makes for impressive advertising, like General Motors' touting of the Chevrolet Volt's estimated 230 mpg, but the EPA wants to give a more ...