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2002 Pontiac Bonneville SE 4dr Sedan

2002 Pontiac Bonneville
Trim Info:
Front Wheel Drive, 4 Door Sedan, Large
20 mpg city / 29 mpg hwy
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November 14, 2011, 9:54 am

Al R
 

Question: stalls when i slow for a stop

starts runs and sounds fine when i slow for a stop seems like a slight gurgle loss of power put in neutral starts put in drive repeat


November 17, 2011, 4:28 pm

Ron W
Expert Mechanic

Your vehicle has an IAC (Idle Air Control ) valve. When it opens or closes it increases or decreases the amount of air it lets into the throttle body. By changing the air flow, it controls the idle speed. Yours sounds like it is not reacting and causing the vehicle to die at idle.


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