1995 Chevy Blazer idles rough

1995 CHEVROLET BLAZER
150,000 MILES • 6 CYL • 4WD • AUTOMATIC
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BLUE_EYES26
  • MEMBER
  • 3 POSTS
when idleing it runs really rough but when you take off it smooths out.
Jun 25, 2009 at 9:38 AM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Clean out the idle air control valve and see what happens to include the EGR and PCV valves.
Jun 25, 2009 at 9:51 AM
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BLUE_EYES26
  • MEMBER
  • 3 POSTS
brand new idle control valve in it.
Jun 25, 2009 at 2:48 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Have you checked for vacuum leaks?
Jun 26, 2009 at 9:51 AM
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BLUE_EYES26
  • MEMBER
  • 3 POSTS
yes there are no leaks
Jun 26, 2009 at 2:26 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Check the EGR valve, and throttle position sensor
Jun 26, 2009 at 2:36 PM
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