Learning about efficiency
8 of 13 from Behind the wheel of the Chevy Volt (photos)
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A lesson about efficient driving displayed on the Volt's dashboard LCD screen, displaying how optimal the driver's behind-the-wheel style and climate control settings are.
What could be cool down the road, at least for certain drivers: if it posts your scores to Twitter or ranks you against your fellow Volt-owning friends.
March 13, 2010 9:59 AM PST
Photo by: Caroline McCarthy/CNET
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