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      10-13-2012, 11:03 PM   #5
Chrisred
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Canada
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Drives: BMW 335xi coupe
Join Date: Jan 2010
Location: Montreal, Canada


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Happens to me on cold starts sometimes. I'll start driving and I hear this metallic sound (must be wastegates) then turbo spool has stopped and exhaust noise is deeper and louder. Then after a couple of minutes the turbos come back on and everything normal. Guess wastegates getting stuck.....
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