E46Fanatics - View Single Post - e 46 engine knock (after oil change to non-synthetic oil) -attached video as well
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Old 11-30-2012, 02:53 PM   #2
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Join Date: Mar 2006
Location: Southern California
Posts: 26,612
My Ride: Lexus
can't really hear it but knocking isn't good. usually that's a bearing. why did you switch to non-synthetic?
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