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P0496 Diagnostic Trouble Code Discussion for October 2014

EVAP Canister Purge System High Purge Flow

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Trouble Ticket Help Requests for DTC P0496
Help Request Posted
2003 Chevrolet Suburban 1500 LS 5.3L Hard start VIN: 8GNFK16Z53
P0496: EVAP Canister Purge System High Purge Flow. Seems like fuel system is losing prime. No fuel leaking from regulator vacuum line and line is OK. Vehicle does have massive amount of miles on it. Did not know why the vehicle seems to be losing pump prime in a short period of time. I do not know if the EVAP ...
October 11, 2014