Apr 10, 2012 · Check engine light came on today... My uncle has a scanner and the only code that came up was "P0496 EVAP Emissions High, Purge Flow Fault" A little bit of research on …

Oct 10, 2019 · Purchased an EVAP Emisson Vapor Canister Purge Valve Solenoid 12597567 for P0496 code cleared on first drive cycle. I had no issues cranking on before.

Dec 7, 2022 · 4 - If you still get the code, inspect lock ring around fuel pump at top of tank. This is a poor design and lock ring frequently rusts out, causing evap leaks and smell of gasoline 5 - …

Oct 16, 2010 · P0171 and P0496!!! Any Help???? Jump to Latest 16K views 4 replies 4 participants last post by peanutbuttersports Nov 23, 2012 GMZ71 Discussion starter

Oct 12, 2021 · 05 Crew Cab, I5 with 241k miles Quick backstory Dropped gas tank to fix frame, everything seemed good, fired right back up, couple days later P0446, cleared code and it …

Jan 16, 2015 · So my truck is giving the code P0446 which is evap emission control system vent circuit malfunction. I have read a bunch of the posts on here. They all seem to refer to code …

Jul 26, 2008 · DTC P0496 Evaporative Emissions (EVAP) System Flow During Non-Purge System Description This DTC tests for undesired intake manifold vacuum flow to the …

Feb 9, 2016 · Hi Folks So here's the background... I have an 04 Crew cab with the I5. My CEL light is on and I get the P0446 code (Evaporative Emission System Vent Control Circuit). This …

Nov 26, 2012 · So what's up with the P0442 code? I recently replaced my EVAP cansiter solenoid behind the fuel tank and that cured my P0449 but now I have a 442 popping up. I have …

Apr 15, 2018 · I have had the P0446 Code for a while now. I replaced the vent control valve, the purge control valve and the gas cap. There is 12 v going to the VCV. I have blown air through …