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Old 07-17-2012, 07:25 AM   #4
JLE58

 
Drives: CGM,twin turbo, cam 2010 SS/RS
Join Date: Mar 2011
Location: ROCKMART, GA
Posts: 2,185
Could be alot of different things prob something simple I'm sure. My guess would be if it has been running lean than they would be able to tell from the plugs rather easy. How long after mods did this start?
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