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P0449 CHEVROLET - whats does this means in an impala?

Vehicle: 2010, cheverolet, impala
asked Feb 18, 2013 by anonymous

1 Answer

P0449 Evaporative emission control system vent valve /solenoid circuit malfunction.

In other words the vent solenoid is non operational,This is for emmission control by not allowing fume to enter the atmosphere,instead enering the canister where it is store and sent to the purge valve to be used.
answered Feb 19, 2013 by Reynaldo (8,687 points)

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