2017 Dodge Durango RT 5.7

Evap System Leak
check engine codes P0456, P0455, P0442, P0445, P0440

These codes mean your EVAP system has a leak, it can be a small leak, a medium leak or it can mean your Purge Control Valve stopped working. they are all part of the same system

Items changed in this video

1. Purge Control Valve Kit
2. Purge Hose
3. Fuel Vapor Re-Circulation Plug

Disclaimer: Am not a mechanic, just a guy that don't like to pay lots of cash and someone that wants to help others.