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P0449 Diagnostic Trouble Code Discussion for March 2012

EVAP Vent Solenoid Control Circuit Malfunction

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Trouble Ticket Help Requests for DTC P0449
Help Request Posted
2006 Chevrolet Express 2500 4.8L No Start VIN: 1GCGG29V16
P0449: EVAP Vent Solenoid Control Circuit Malfunction. ... newest nightmare. This van came in for a no start. found 14 codes in pcm, 8 for o2 sensors, 2 evap, 3 trans codes and the p0300. After clearing the codes and recranking the engine the only codes that come back are 2 o2 heat...
March 23, 2012