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P0455 Diagnostic Trouble Code Discussion for January 2013

EVAP System Large Leak

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Trouble Ticket Help Requests for DTC P0455
Help Request Posted
2007 Mercedes-Benz GL450 4.6L MIL Lamp on VIN: 4JGBF71E17
P0455: Cap off / Large leak. ... time to ask for help. I have a p0455 returning after as week or so. The first time it came in, I smoked per usual, found shut valve in RR fenderwell leaking slightly. Changed the part, ran the onboard test with my Verus, passed, sent it down the road. Ca...
January 30, 2013