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Old 10-25-2010, 01:12 PM   #10
BowlingSS
Camaro Owner Since 1987
 
Drives: 2011 2SS/RS L99 RJT
Join Date: Jun 2006
Location: Lawrenceville, GA
Posts: 2,185
If you were running lean before the tune I would think after a tune to get the trims/ve table right you would lose mileage. Does anyone buy these cars for gas mileage? I do not.

Bill
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