P0446 Diagnosis Demystified A Step-by-Step Guide to Success

in this video I'm gonna share with you how to diagnose and fix a P0446 Trouble Code On a GMC Yukon! Evap System Testing! Corroded wire causing a check engine light with code P0446 and hard refueling. Went right to Autozone, code showed PO446. Haynes manual for truck says,"EVAP canister vent blocked". I have a 2002 V6 with 3 door cab. Has ... The manual I have shows the canister on the PS firewall area, with the Evap. gas check valve near the bottom of the canister. The purge solenoid ... The fault code P0446 means your vehicle's evaporative emission control system or the vent valve in the EVAP system is malfunctioning. The P0446 means that the evap vent valve isn't responding properly, so either it's stuck open or stuck closed. That code is not common in gen9 and is usually caused one of these ways: 1) malfunctioning Evaporative Emission Canister Vent Solenoid Valve or pinched vent ... Are you troubled and perplexed by the P0446 trouble code, as your check engine light causes anxiety and uncertainty about your vehicle's ... I have the PO446 and the gas cap seems ok, did the purge and vent valve…it keeps costing, the car has a rejection inspection sticker…need car ... What Does Code P0446 Mean? · P0446 definition: Evaporative Emission Control System Vent Control Circuit Malfunction · Issue Severity: LOW– Continued driving for a ...