Question about 1999 Pontiac Grand Prix

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The car is on high idel 3000 rpm and won,t slow down

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1993 Grand Prix is idling very high when cold. It idles about 3000 - 3500 RPM when cold. Once it is full warm it will slow down to normal.

Posted on May 01, 2011

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Check out the idle control valve first

Posted on Jan 04, 2011

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