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Green Wheels: The Chevrolet Sonic is a Neat Package With Near-40 MPG
Fuel economy rules. All the automakers are scrambling to meet the 2025 Corporate Average Fuel Economy fleet average of 54.5 mpg. I know that seems like a long way off, but it's not for automakers who typically plan new models five years out.
By Jim Motavalli
September 26, 2012