2004 GMC Envoy high engine idle

2004 GMC ENVOY
80,236 MILES • 6 CYL • 4WD • AUTOMATIC
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GALILEO JOYO
  • MEMBER
  • 1 POST
my envoy has a 1000 rpm at idle. intake manifold was already change.
May 1, 2010 at 5:27 AM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Clean out the idle air control valve and test the throttle position sensor.
May 1, 2010 at 7:12 AM
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