Car idles rough but when opened up runs fine.

Tiny
ANONYMOUS
  • MEMBER
  • 1999 CHEVROLET CAVALIER
Car idles rough but when opened up runs fine, engine light is not on
Thursday, January 10th, 2013 AT 12:10 AM

1 Reply

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Do you have a check engine light and when was last tune-up? Try cleaning the idle air control valve, don't work- Go to this walk thru link for more information: https://www.2carpros.com/articles/engine-misfires-or-runs-rough
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Thursday, January 10th, 2013 AT 12:17 AM

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