The P0449 code indicates a malfunction in the EVAP vent valve circuit. Since replacing the vent valve didn’t clear the code, inspect wiring harnesses and connectors for damage or corrosion.

Discover more answers How do I diagnose a P0449 Evap code on a 2007 Chevy suburban? The code is very persistent and comes back immediately.

2003 Chevy Avalanche P0449 Code Persistent EVAP System Issue Avalanche 1500 Z71 often faces recurring P0449 EVAP system code and faulty purge solenoid problems. The P0449 code indicates …

I have a 2005 chevy 1500 4.8l Im getting code po449 so I changed out the vent valve and purge solenoid code is still Mechanic's Assistant chat Customer: I have a 2005 Chevy 1500 with a 4.8L …

Found 3 result (s) for your search P0449 code on 2011 chevy impala LS Mechanic's Assistant chat Customer: I have a P0449 code on my 2011 vehicle model.

Chevy Mechanic: GM Tech (Cam) Is one of the wires for the vent solenoid powered continuously? The code P0449 indicates an open circuit in that solenoid. The solenoid receives power continuously, and …

Customer: I own a 2010 Chevy Tahoe with a 5.3 V8 engine. The check engine light is illuminated, and it shows a P0449 code indicating an EVAP vent valve malfunction. Will replacing the vent valve …

2015 Chevy Equinox P0449 Code: EVAP System Troubleshooting Equinox often faces EVAP purge valve failures and faulty canister solenoids causing check engine lights. The P0449 code indicates …

P0449 code 2010 impala.replaced vent solenoid and purge solenoid still getting p0449 Chevy Impala. Replaced wiring Mechanic's Assistant chat Customer: I'm dealing with a P0449 code on my 2010 …

Discover more answers 2015 Chevy Equinox check engine light code p0449. I changed the gas cap and changed the evap canister solenoid. Checked