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P0449 Diagnostic Trouble Code Discussion for June 2016

EVAP Vent Solenoid Control Circuit Malfunction


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Trouble Ticket Help Requests for DTC P0449
Help Request Posted
2007 Chevrolet Trailblazer LT 4.2L MIL Lamp on VIN: 1GNDT13S67
P0449: EVAP Vent Solenoid Control Circuit Malfunction. ... state inspection due to MIL on. Has P0449 stored in computer memory. Connected scanner and EVAP solenoid not working. Removed solenoid & benched tested. Works every time. I have power to solenoid but no ground signal. Removed short harness from solenoi...
June 06, 2016