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      01-30-2012, 03:04 AM   #10
First Lieutenant
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Drives: 2007+ E90 330i
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2007 E90 330i  [0.00]
Ah ok.

Moisture bro. Newer cats and exhaust does this.

A blown head gasket? Check under oil cap to see if there's thick substance. Water and coolant may have gone into the combustion causing vapor. Since you say there's no smell, then I don't think this is the case.

Originally Posted by Soikiu View Post
Exhaust bro...
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