1999 Ford Explorer howling noise

1999 FORD EXPLORER
12,000 MILES • 6 CYL • 2WD • AUTOMATIC
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G LITZ
  • MEMBER
  • 1 POST
When the car gets hot and at a idle a howling noise comes from the area of the mass air flow sensor. The noise does not happen when car is moving. At idle it is sometimes very loud
Aug 15, 2010 at 11:26 AM
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BILLYMAC
  • ✓Experienced Mechanic
  • 2,204 POSTS
remove the serpintine belt see if it still howls. if no sn idler pulley power steering pump or alternator has a bad bearing..
Aug 15, 2010 at 1:19 PM
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