Cold Start Engine Knock / Rattle
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09-20-2010, 12:53 PM
I love my beautiful wife!
Drives: e90 ///M
Join Date: Oct 2007
The car is fixed! The "VANOS" check valves were bad.
They started by replacing the cam tensioners. When that didn't correct it, they moved to the check valves now all is well again.
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