P0449
Description:
P0449: Evaporative Emission System Vent Valve/solenoid Circuit
Causes:
Purge or vent solenoids are defective
Possible blockage in vapor canister or EVAP lines
Connector or wiring
Confirmed Fixes:
Connector at vent valve solenoids — 🎯 1
Pete Custom Car: I found bad wiring at the vent valve connector on a 2005 Chevy 2500