Aura Economy EPA Gasoline 
Green Car Congress
AUGUST 30, 2009
The morning session started out with an hour long press conference, the highlight being the unveiling of the Volt’s 230 mpg preliminary EPA city fuel economy finding ( earlier post ), as well as a tour showing selected elements from the studios of the four GM North American brands: Chevrolet, GMC, Buick and Cadillac. Click to enlarge.
Green Car Congress
MAY 9, 2009
direct injection, spark ignition V6 gasoline engine, while requiring no more space than a conventional six-speed automatic transaxle. Design parameters of the current design include a 50% improvement in EPA composite fuel economy as compared to a conventional Saturn VUE, as well as a 7.5 four-cylinder turbo-diesel to a 3.6L
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