check engine light on on 2003 Pontiac Aztek

what may cause my check engine light to come on the codes is p0449

by in Chicago, IL on March 08, 2010
1 answer
ANSWER by on March 20, 2010
P0449: Evaporative Emission Control System Vent Valve/Solenoid Circuit Malfunction. The Control Module detected an incorrect voltage in the EVAP canister vent valve control circuit.
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