Evap Emission Codes '99 LS 5.3 Ext 4x4
MikeD266
02-27-2006, 05:48 AM
Well, the new gas cap has been in for close to a week I think and my SES is still on. New reading popped:
P0440 Evap Emission Control System
P0449 Evap Emission Control System Vent Valve/Solenoid Circuit
Is this going to be as "simple" as replacing the vent valve or are there more pieces of schrapnal in this grenade to consider? Any major ramifications of running like this other than efficiency/mileage? Wizards?
P0440 Evap Emission Control System
P0449 Evap Emission Control System Vent Valve/Solenoid Circuit
Is this going to be as "simple" as replacing the vent valve or are there more pieces of schrapnal in this grenade to consider? Any major ramifications of running like this other than efficiency/mileage? Wizards?
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