1999 Ford Expedition Rattle when A/C is off

1999 FORD EXPEDITION
99,600 MILES • V8 • AWD • AUTOMATIC
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EXPEDITION1
  • MEMBER
  • 1 POST
Engine rattles when the climate control is set to off.
the rattle varies depending on which setting its on i.e.
floor, panel etc. The rattle completely stops when the A/C is turned on.
Aug 13, 2009 at 6:50 AM
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JACOBANDNICKOLAS
  • ✓ASE Certified Mechanic
  • 110,194 POSTS
  • ASE Certified Mechanic
Check heat shields on the exhaust system. Chances are one is loose.

Let me know what you find.
Sep 1, 2009 at 10:49 AM
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