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Old 12-09-2012, 04:28 PM
bmwbob89 bmwbob89 is offline
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Location: Newburyport Ma.
Join Date: Oct 2012
Posts: 82
Mein Auto: 2004 X-3 740i 325xi 88M5
Originally Posted by blingin96 View Post
I have the same buzzing noise. Mine however shuts off in around 3-5min. Not sure what it is. I think it's my electric fuel pump.
The noise is most likely the interior temp sensor fan in the heater panel. Take a listen and see . It should power down after a while.
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