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      12-05-2012, 04:25 PM   #2
Blackhawk36
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Drives: 2007 335i 6MT No iDrive
Join Date: May 2009
Location: MD

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That is the noise. You have was wtegate rattle. Take it an get your new turbo. CPO isn't required. The wastegate warranty was extended to 6 years or 82,000 miles. You are covered. It won't get more serious, just more noisey.