Customer: Hi, a code P0446 appeared when they tested my truck, and the check engine light turned on this morning. It's a 2021 GMC Sierra. The light is solid, and I had the oil changed in December. My …

Dec 27, 2009 · I recently got the check engine light on my 06 Tahoe Z71 and I scanned it and got the P0446 evap system code. A few months ago I replaced the evap canister...

The P0446 code indicates an EVAP purge flow malfunction, often due to a faulty purge valve or solenoid. Inspect the purge valve for proper operation and check vacuum lines for cracks or …

I need help with my 2011 gmc sierra 1500 4x4. It has a p0446 code. I’ve tried replacing the gas cap, the purge valve Mechanic's Assistant chat Customer: Hi, I need assistance with my vehicle from 2011. It …

Jul 12, 2014 · Anyone done the updated/relocated solenoid on one of these? I know there's a mod that requires a section of heater hose to relocate the valve as I live on a dirt road and keep throwing the …

Customer: P0446 code came up on my 2011 GMC Sierra 1500 4x4 How do I fix this ?

2011 GMC Sierra 1500 P0446 Code: EVAP System Vent Issue Sierra 1500 often faces EVAP vent valve failures and loose gas cap seals causing P0446 codes. P0446 indicates a problem with the …

2014 GMC Sierra 5.3 P0446 EVAP System Diagnostic Guide Sierra 5.3 often faces EVAP vent tube clogging and faulty purge solenoid causing P0446 codes. P0446 indicates an EVAP vent control …

P0446 code on 2010 gmc sierra 1500 will not go away. Vent valve and harness jumper, fuel tank pressure sensor, purge Mechanic's Assistant chat Customer: The P0446 code on my 2010 vehicle …

GMC Sierra 2011 EVAP System P0446 Check Engine Light Fix Sierra models often face EVAP leaks and faulty purge valve causing P0446 codes and check engine lights. Code P0446 indicates an …