Have a 2009 C300 with a reoccurring P2422 canister vent valve stuck closed. The system has been checked for leaks and none found/Float on smoke machine all the way at the bottom. The vent valve and purge valve have been replaced with dealer parts and still hav...

FIX posted 6/9/2014

iATN Members:
Login to view full TechHelp request
Auto Repair Pros:
Join iATN to read this TechHelp request
Vehicle Owners:
Find a nearby iATN member to repair your vehicle