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REPORT: EPA planning to address outlandish fuel economy claims of electric cars

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 realistic reflection of the fuel efficiency of these types of cars, and it's not alone. According to USA Today, the National Renewable Energy Laboratory would like the EPA's new formula to provide buyers information about the efficiency of the ... Read more →

ETV Motors challenges EPA on emerging plug-in MPG rules Sebastian Blanco

ETV Motors, the company behind the modified Prius with an extended-range microtubrine, believes that the EPA's emerging MPG methodology for plug-in vehicles – the one that allowed GM to proclaim ...

Chevy Volt's 230 mpg rating, ad campaign comes under fire from Bill Ford, AdAge Sebastian Blanco

The Chevrolet Volt's 230 mpg number continues to be questioned. The latest to criticize is Bill Ford, who takes issue not only with the General Motors-approved 230 figure, but also Nissan's claim ...

EPA backs away from GM claim of 230 mpg for Volt Jeremy Korzeniewski

Apparently, we're not the only ones trying to figure out the exact methodology that was used to determine the supposed 230 mile per gallon city rating claimed by General Motors for the upcoming ...

EPA has got seven "new, improved features" on updated 2008 model year fuel economy stickers Sebastian Blanco

Ahhh, progress. It's not news that the U.S. Environmental Protection Agency (EPA) has changed the way they calculate a new vehicle's MPG numbers, but it wasn't until last week that we got to see how ...

Your mileage will vary. On the new MPG estimates coming in 2008 3 years ago on Autoblog Green

"They should always be viewed as estimates. We don't want consumers to view them as absolute values," Margo Oge, director of the EPA's transportation and air quality division, told the Chicago Tribune about the estimated MPG numbers that each new car sold in the U.S. bears. No kidding, huh? The ...

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