2003 Dodge Neon Check Engine Light On

2003 DODGE NEON
27,772 MILES • 4 CYL • FWD • AUTOMATIC
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CHRISTINE KOZMA
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  • 1 POST
My check engine light is on. I found the code P0456
What can i do to fix the problem. i put vaseline around the gas cap and the light is still on. What next?
Nov 17, 2009 at 11:01 AM
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