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P0455 Diagnostic Trouble Code Discussion for November 2008

EVAP System Large Leak


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Trouble Ticket Help Requests for DTC P0455
Help Request Posted
2005 Chevrolet Silverado 1500 4.3L Poor Idle Quality, Misfire, MIL Lamp on, Hard Start VIN: 1GCEC14X85
P0455: EVAP System Large Leak Detected. Ok guys I have this Two wheel drive chevy that runs rich on both banks. This is a newer 4.3 that is a returnless fuel injection system.It set a random misfire code and all of the listed codes. Looking at the history it has missed on all cylinders but the the b...
November 18, 2008
2005 Chevrolet Silverado 1500 4.3L Poor Idle Quality, Misfire, MIL Lamp on, Hard Start VIN: 1GCEC14X85
P0455: EVAP System Large Leak Detected. Ok guys I have this Two wheel drive chevy that runs rich on both banks. This is a newer 4.3 that is a returnless fuel injection system.It set a random misfire code and all of the listed codes. Looking at the history it has missed on all cylinders but the the b...
November 18, 2008