high idle

2001 CHEVROLET S-10
75,000 MILES
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WILLEB
  • MEMBER
  • 1 POST
at times has high idle, when the idle it high it revs up pretty high between shifts, otherwise runs fine, no stalling or rough idle, it is the 4.3 could it be the I.A.C.?
Dec 30, 2011 at 7:39 AM
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SATURNTECH9
  • ✓Experienced Mechanic
  • 30,869 POSTS
You could try cleaning it do you have any codes?
Dec 30, 2011 at 10:01 AM
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