2005 Chevrolet Aveo Check Inline Light Been On Week Went Auto Zone

2005 CHEVROLET AVEO
80,466 MILES
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Check inline light has been on for a week. Went auto zone and the troubleshooting pulled up code P0456. Bought a new gas cap and got gass twice. What is wrong with my car?
Oct 29, 2012 at 2:21 PM
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RASMATAZ
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P0456: Small leak detected

Could be a leak somewhere other than the cap-Have it smoke tested
Oct 29, 2012 at 2:53 PM
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