Navigating the Complexities of the P0446 Code A Comprehensive Guide

Code P0446 relates to the Evap. ShutoffValve which is located under the truck near the spare tire. Read the information in the pdf and decide if ... if by some chance the gas cap is causing an issue that would throw a different p code. p0446 relates to the valve you could waste time ... this code is pointing to the vent solenoid itself being electrically bad, so you would need to replace it, it's unlikely the gas cap replacement ... Check Engine Code P0446 · 1) malfunctioning Evaporative Emission Canister Vent Solenoid Valve or pinched vent hose · 2) evap canister filter ... 4) Take an air compressor and blow the vent valve out. 5) reinstall and clear the code and it's fixed. Now I know the updated part from gm is ... I had a check engine light with P0446 code and no hiss when opening the gas cap so I started with changing the gas cap - no change I keep getting code PO466 Evaporative emission control system vent control circuit. It comes on for a couple days then goes off and then reappears again. Let's have a look at this Chevrolet Cobalt that came with a code P0446 for the EVAP Vent Solenoid Performance. The symptom from my understanding was some fuel leakage on the floor when filling up and/or the inability to put gas in the truck without the pump shutting off ... P0446 Evaporative Emission Control System Vent Control Malfunction · Navbar Menu · P0446 Evaporative Emission Control System Vent Control ...