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P0455 Diagnostic Trouble Code Discussion for November 2011

EVAP System Large Leak

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Trouble Ticket Help Requests for DTC P0455
Help Request Posted
2005 Chevrolet Express 3500 6.0L MIL Lamp on VIN: 1GBJG31U25
P0455: EVAP System Large Leak Detected. Truck arrived with engine light on. Pressure tested the evaporative emission system and found no leaks present. Found the vent control valve inoperative when commanded with the scan tool. Removed and replaced the vent control valve and the purge valve. Both va...
November 23, 2011
2007 Suzuki XL-7 3.6L MIL Lamp on VIN: 2S3DA91777
P0455: EVAP System Large Leak Detected. Hello! I have this car with a po455 code that sets within a couple of days. Have smoked the vehicle and replaced vent valve and purge valve with factory parts. I do not have the proper scan tool to turn on and off emmission related components. We ended taking ...
November 23, 2011
2000 Ford Taurus SE 3.0L Cuts out VIN: 1FAFP58S7Y
P0455: evap control system gross leak detected. this one is crazzy,this car has a green light,with a tire on the dash in the left upper corner.i went to aldata and it says its the traction control indicator,ok aldata dose not give enouh infomation about this system,I test drove this car and at 40mph the gre...
November 30, 2011