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P0455 Diagnostic Trouble Code Discussion for June 2008

EVAP System Large Leak

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Trouble Ticket Help Requests for DTC P0455
Help Request Posted
2004 Chevrolet Trailblazer LS 4.2L MIL Lamp on VIN: 1GNDT13S64
P0455: EVAP System Large Leak Detected. ... engine light on and a complaint of hard to fill with gas keeps kicking of the noozle. tkaes forever to get it full. It also has a code P0455. I removed the vent valve and it is full of dirt. I am going to order a new valve and was just wondering if you guy...
June 04, 2008