2005 GMC Canyon Idling fluctuations

2005 GMC CANYON
58,000 MILES • 6 CYL • 4WD • AUTOMATIC
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ERICJHOGAN
  • MEMBER
  • 1 POST
I have an 05 GMC canyon.the idling is fluctuating between 500 and below until it cuts off.it doesn't seem to do it after driving 20 to 30 minutes.runs fine after i accelerate. haven't got it checked out yet.
Feb 16, 2010 at 7:44 PM
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RASMATAZ
  • ✓ASE Certified Mechanic
  • 75,992 POSTS
  • ASE Certified Mechanic
Try cleaning out the idle air control valve, EGR/PCV valves and test the TPS and MAP sensors
Feb 17, 2010 at 6:58 AM
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