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      08-09-2012, 11:34 PM   #24
bimmer72
Second Lieutenant
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Drives: 335i
Join Date: May 2010
Location: In My Car

iTrader: (5)

I have the same issue after going catless. Been living with it for about 8k miles. Oil and coolant level stayed the same...so I was never able to pinpoint the problem. My next step is to replace injectors and see if that helps...