2012 Chevrolet Sonic Receives 35-MPG Rating For 1.8L Engine, 1.4L Gets 40-MPG

According to the EPA, the 2012 Chevrolet Sonic will receive a lower rating than GM’s optimistic 40-mpg figure. The standard model with a five-speed manual transmission, powered by a 1.8L four-cylinder with 135-hp is getting an EPA-estimated 26/35/29-mpg rating for city/highway/combined. The six-speed automatic transmission is just slightly less at 25/35/28-mpg. The 1.4L turbocharged four-cylider with 138-hp does achieve the 40-mpg rating however.

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