1997 Ford Expedition high or low idle

1997 FORD EXPEDITION
119,000 MILES • V8 • 2WD • AUTOMATIC
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BOBEXPEDITION
  • MEMBER
  • 1 POST
1997 ford expedition with an erratic idle, sometimes high sometimes low, when low will cause transmission to thunk.
Aug 27, 2009 at 10:43 AM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Clean out the idle air control valve and see what happens.
Aug 27, 2009 at 10:51 AM
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