Stalling or Low Engine Idle Speed Due to Dirty Throttle Body on Pontiac Grand Prix

Body: A dirty throttle body may cause a lower than normal engine idle resulting in a stalling condition. A stalling condition may also result if an idle learn procedure is not performed if the battery goes dead or is disconnected.

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Average mileage: (–)
Engine affected: 3.1L V6
5 model years affected: 1990, 1991, 1992, 1993, more2000
6 people reported this problem
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problem details
After I start my car at Idols for one of the two seconds find then becomes rough and drops down to half of what rpms should be.