Having problems with your 1999 Buick Century ?
Small evap leak
\015 Put new gas cap on, but check engine light is still on.\015
Depending on which code you have in the computer, the problem could be one of the hoses going to the vapor canister, one of the valves, or the seal around the fuel pump assembly on top of the tank.
Repair Help & Product Troubleshooting for 1999 Buick Century
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