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Old 09-12-2009, 11:15 PM   #6
eckerj
 
Drives: 2010 Camaro 2LT
Join Date: Aug 2009
Location: Texas
Posts: 33
Have had the car for 7500 miles and put nothing
but 93 octane in it from the beginning. Last tank,
I filled up with 87 from BP.... Ended up getting
29.9 mpg for 472 miles. Quite the shocker..
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