1999 Pontiac Grand Am Car idles

Tiny
KEEM
  • MEMBER
  • 1999 PONTIAC GRAND AM
  • 4 CYL
  • 2WD
  • AUTOMATIC
  • 158,112 MILES
I have 1999 Pontiac Grand Am. When I start the car it starts ruff and when I turn it off and it will start to idle rough around 500 rpm. When I drive it drives fine but when I come to a complete stop it will also start to idle ruff at 500 rpm. Sometimes and I don't know why but it won't idle at all it will stay steady at 1000 rpm.
Friday, March 19th, 2010 AT 2:25 PM

1 Reply

Tiny
DOCFIXIT
  • MECHANIC
  • 18,828 POSTS
Most likely Idle Air Controler try removing and cleaning out carbon.


https://www.2carpros.com/forum/automotive_pictures/198357_Grafic_3_110.jpg

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Friday, March 19th, 2010 AT 2:47 PM

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