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      12-03-2010, 09:48 PM   #73
mrad01
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Drives: 2008 BMW E90 M3
Join Date: Sep 2007
Location: New Zealand


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Quote:
Originally Posted by elp_jc View Post
Please do. VANOS check valves supposedly don't come into play at start-up according to BMW's own techical file, so curious how they can be a factor. But hope they solved your issue . Looking forward to your evaluation. Take care.
The check valves hold pressure - so while they are not engaged at startup, they hold pressure in from when the last time the engine was on.

BTW: so far, so good.
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2008 BMW e90 M3 6MT

1990 BMW e30 325i 5MT