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      01-06-2013, 01:15 PM   #47
Tony B
First Lieutenant

Drives: 2012 E92 M3, MW, ZCP, 6MT
Join Date: May 2009
Location: UK

iTrader: (0)

So quick, so simple, so effective.

Originally Posted by mike3000fl View Post
Remove the AC microfilter from under the hood, look for leaves in there.
So why did I not do this earlier...?

After I cleaned these out - not really a huge amount, but I guess it only takes one in the right place to make the noise - I went out for a drive.

I think the noise is cured.....

Thanks for the push Mike!