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P0449 Diagnostic Trouble Code Discussion for December 2009

EVAP Vent Solenoid Control Circuit Malfunction


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Trouble Ticket Help Requests for DTC P0449
Help Request Posted
2002 Buick LeSabre Custom 3.8L Poor Idle Quality, Cuts out, MIL Lamp on, P0449 VIN: 1G4HP54K92
P0449: EVAP Vent Solenoid Control Circuit Malfunction. ... this 2002 3.8 LeSabre Custom. (It's my Wife's car so, I really have a vested interest in getting it straightened out!) The engine idles fine after a cold start, the rpm drops normally as it warms up but, once down to about "base idle", the rpm will...
December 16, 2009
2002 Buick LeSabre Custom 3.8L Poor Idle Quality, Cuts out, MIL Lamp on, P0449 VIN: 1G4HP54K92
P0449: EVAP Vent Solenoid Control Circuit Malfunction. ... this 2002 3.8 LeSabre Custom. (It's my Wife's car so, I really have a vested interest in getting it straightened out!) The engine idles fine after a cold start, the rpm drops normally as it warms up but, once down to about "base idle", the rpm will...
December 16, 2009