VoltMpg

Last week at the Society of Automotive Engineers World Congress in Detroit, we spoke with Dr. Pete Savagian of General Motors about what the Chevrolet Volt's fuel economy sticker would look like. Last summer former GM CEO Fritz Henderson made a big splash when he announced that the Volt was ...

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 ...

Episode #140 of the Autoblog Podcast is going to just squeak under the wire for the weekend. It's late, and we're going to blame the new guy. Jonny Lieberman joined Chris and Dan for a few moments between bouts of ...

GM CEO Fritz Henderson was all smiles when he announced the Chevy Volt's 230 mpg city rating yesterday. But the Internet digested the news in its own way, and there was some understandable confusion and criticism of the very big, very bold mpg claim. While the EPA put a damper on GM's numbers, ...

Neither General Motors nor the EPA are making declarative statements about how, exactly, the 2011 Chevy Volt will achieve it's much-touted 230 mpg rating that was announced today. GM's most clear statement (available in full after the break) says that some consumers "may be able to be in pure ...