Thread: Engine Knocking Noise After Cold Start - Vacuum Pump?
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      03-16-2018, 02:31 AM   #6
jagstang.t
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Drives: e90
Join Date: Mar 2018
Location: ny

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same problem
hi, i have the same noise like you, but it lasts all the time during engine is running..

did you find out the exact reason fort this noise?

please let me know..
Appreciate 1
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