high idle

1995 CHEVROLET VAN
124,456 MILES • V8 • 2WD • AUTOMATIC
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ARDELL110
  • MEMBER
  • 2 POSTS
i have a 95 chevy g-20 van 5.7 v8 idles high,rev`s real high when i first start it,calms down alittle after a few seconds,changed idle control allready,no help,runs great otherwise.
Mar 13, 2011 at 5:45 PM
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RASMATAZ
  • ✓ASE Certified Mechanic
  • 75,992 POSTS
  • ASE Certified Mechanic
Clean out the throttle body,Look for a vacuum leak and check the TPS sensor
Mar 13, 2011 at 5:59 PM
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ARDELL110
  • MEMBER
  • 2 POSTS
whats a tps sensor?
Mar 13, 2011 at 6:07 PM
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