Loud Buzzing Noise Upon Ignition??!?!?! - BMW Forum - BimmerWerkz.com
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#1 (permalink) Old 03-21-2009, 10:22 AM
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Question Loud Buzzing Noise Upon Ignition??!?!?!

How you doing..I recently purchased a 1993 325i with a M50 engine...Just recently when i turned on the engine, it turns on but a loud buzzing happens..it lasts for about 10 to 15 seconds then stops..i turned off the engine and fired it up again and it didnt do it at all...but i noticed that if i let the engine cool it will happen everytime..i cant figure it out..Any ideas??..Any will be appreciated..Thanks Guys!!
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#2 (permalink) Old 03-21-2009, 11:04 AM
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can you make a video of pin point where the noise is comming from better?
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#3 (permalink) Old 03-21-2009, 02:51 PM
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This fan wasnt spinning last time i checked the engine..could this be the source??..fan clutch going out??
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