2003 PONTIAC GRAND AM RPM IDLING HIGH

  • Tiny
  • melodyb
  • 2003 Pontiac Grand Am
  • 2.4L
  • V6
  • FWD
  • automatic
  • 148,000 miles

Doesn't do it all the time. RPM idles at start up 2500-3000 and stays. Changed the tsp/iac & thermostat control valve. There are no vacuum leaks.

Tuesday, May 20th, 2014 AT 4:36 PM

1 Answer

  • Tiny
  • Jacobandnickolas
  • Expert
  • 68,287 posts

Have you checked for vacuum leaks? Has the check engine light come on? Have you checked the temp sensor?

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Tuesday, May 20th, 2014 AT 5:01 PM

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