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      02-03-2012, 07:27 PM   #110
Mike Benvo
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Drives: Harrop SC M3 / E46 M3 / 7Turbo
Join Date: Apr 2008
Location: SoCal

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2015 BMW M3  [0.00]
2015 BMW M5  [0.00]
2008 BMW M3  [3.50]
2004 BMW M3  [0.00]
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Originally Posted by M3PO View Post
UPDATE! Changing the VANOS units seems to have solved the issue. I let it sit for about 4 days (the longest I've ever let it sit) and I didn't hear it at all!
Yay, always nice to see a resolution that has a pinpointed cause.

The E46 m3 and e39 M5 are notorious for vanos noise especially in higher mileage - haven't heard of too many e9x M vanos issues, but it could be a matter of age/mileage.

We might hear a lot about this 5 years down the road...

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