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P0449 Diagnostic Trouble Code Discussion for December 2013

EVAP Vent Solenoid Control Circuit Malfunction


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Trouble Ticket Help Requests for DTC P0449
Help Request Posted
2006 Chevrolet Impala LT 3.5L MIL Lamp on VIN: 2G1WT55K86
P0449: EVAP Vent Solenoid Control Circuit Malfunction. Hi everyone, I could use your help on this one. The customer came in with the MIL on. He had replaced the vent solenoid already and the light came back on. We tested the system for leaks using smoke with the vent valve shut. I can command it shut with a scan t...
December 12, 2013