A:Evaporative emissions system diagnosis is never an easy thing. It's a complex series of components and hoses designed to capture hydrocarbons in gas tank fuel vapors, preventing them from entering ...

The engine light on my 2012 Chevrolet Malibu keeps coming on with code P0455 (Evaporative Emission Control System leak). I have already replaced my fuel cap – can you offer any suggestions – Kori The ...