The code should be more specific than that. The EVAP system starts at the gas cap and runs to the engine via the fuel system. There are many components that can cause issus. Do you have the exact code that he got?
November, 19, 2011 AT 6:28 PM
What was the actual code #? Your evap system.
November, 19, 2011 AT 6:30 PM
What was the code? Could be leaking -get it smoke tested-