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P0455 Diagnostic Trouble Code Discussion for December 2019

EVAP System Large Leak

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Trouble Ticket Help Requests for DTC P0455
Help Request Posted
2008 Pontiac Torrent GXP 3.6L MIL Lamp on VIN: 2CKDL53748
P0455: large evap leak. I have been working on rhis car for state emmision's failure.The purge valve had been replaced before it got to me,and i replaced the vent valve and tank pressure sensor in desperation.On a cold start the car will set the code within a few mile's.I've smok...
December 05, 2019