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P1441 Diagnostic Trouble Code Discussion for December 2010

EVAP System Flow During Non-Purge Conditions

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Trouble Ticket Help Requests for DTC P1441
Help Request Posted
1996 Pontiac Firebird 3.8L MIL Lamp on VIN: 2G2FS22K2T
P1441: EVAP System Flow During Non-Purge Conditions. ... material in purge solenoid. We replaced purge solenoid, flushed the lines from the tank, and replaced charcoal canister. Vehicle returned a few days later MIL 'ON' P1441... again. Data shows "Evap Vacuum Switch"[ON]. This system utilizes a vacuum...
December 14, 2010