2012 Chevy Sonic with 1.4 Liter Turbo to Get 40 MPG Highway

The magic number automakers seem to be striving to hit is 40 mpg highway. It is a nice, around number, and apparently very achievable with today’s technology, given the rapid growth of this group. And today it has a new member; the 2012 Chevy Sonic with the 1.4 liter turbocharged engine.

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