GM has announced that their Chevy Brand's economy car has become even more economical.
According to
Autoblog, the Chevy Cobalt XFE (5-speed availability only), has ECU re-mapping, LRR tires, and maybe some gearing changes to yield 25 City and 35 Hwy for 2008 models, 37 mpg for 2009/2010.
RH77