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2005 Dodge Caravan Question: Loud Humming Sound

 

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MarkSel, 3.3L V6, San Benito, TX, May 02, 2011, 18:36
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Making a loud humming sound around the alternator area. It happens when idle or running. Not overheating and no warning lights are on.

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  • Answer #1

    patrick mannion from Greg Solow's Engine Room, May 02, 2011, 20:48
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     Master

    It's hard to identify a noise without hearing it first hand. Check the water pump, listen to the alternator bearings with a mechanic's stethoscope and look at anything driven off the fan belt to see if the noise is external to the engine.

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