Benzworld.org - Mercedes Benz Discussion Forum - View Single Post - Humming noise at cold start-300E-24V

footie · 12-13-2007, 11:49 PM

This one has got me buggered. At every cold start I get this droning humming noise. I have no idea where it is coming from. It lasts about 20 seconds and then gone.

Could it be the air pump, or maybe the auto?.........Any ideas?

12-13-2007, 11:49 PM	#1 (permalink)
footie BenzWorld Member Date registered: Nov 2007 Vehicle: 300E-24V 1991 Location: Brisbane, Australia Posts: 50	Humming noise at cold start-300E-24V This one has got me buggered. At every cold start I get this droning humming noise. I have no idea where it is coming from. It lasts about 20 seconds and then gone. Could it be the air pump, or maybe the auto?.........Any ideas?

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