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      05-16-2012, 04:43 AM   #6
T7R_Sky
"I know you know that I know you know..."
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Drives: Sparkling Graphite E90 328i
Join Date: Mar 2006
Location: Escondido, CA

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2008 E90 328i  [0.00]
My car didn't shut down but it did start emitting a whistling noise a week or so ago. Turned out to be my PCV valve jamming. Unfortunately it involves replacing the whole valvecover if its the plastic valvecover. A decent test for that is opening the oil filler cap while the engine is running. If its hard to open or you cant open it, then its the pcv valve not releasing pressure.
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