Thread: 2007 Suburban
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Old 10-01-2009, 04:17 PM   #4
MarylandSpeed
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Drives: 2012 ZL1 & 2010 2SS/RS
Join Date: Jul 2009
Location: Maryland
Posts: 3,378
It's normal..I think it is an issue with blow by on the LSx. All of mine use some oil.
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