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Old 07-22-2009, 12:18 PM   #12

SGOS252382's Avatar
Drives: 2010 Camaro 2SS/RS
Join Date: Mar 2008
Location: S.W. Florida
Posts: 6,294
Originally Posted by NativeTexan View Post
Does it make a difference with the fuel efficency for daily driving?
When I use M (Sport Mode) the engine seems to stay in each gear to a higher rpm before upshifting (even at part throttle). So I would assume that would slightly decrease mpg. But I haven't done any actual mileage testing.
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