2006 Buick Rainier Q&A

2006 Buick Rainier Question: diagnostic code P0463 cause an d cost to repair?

low fuel light has come on and after refueling light has continued to stay on even after adjusting the gas cap. Now after 4-5 days, the check engine light has come on and remains on at all times. Is this a bad gas cap or a computer problem? -
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