1997 Chevy S-10 Engine Idle very high

1997 CHEVROLET S-10
178,000 MILES • 6 CYL • 2WD • AUTOMATIC
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MORPHINE4MYSOUL
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  • 1 POST
The engine idle on my truck is extremely high it also started back firing rarely but it started at the onset of the idle problem. What is the most likely cause of this problem.
Sep 9, 2009 at 4:10 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Clean out the idle air control valve and see what happens
Sep 9, 2009 at 5:35 PM
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