fuel gauge on 2002 Buick Century

everytime i put gas in the car it will move back and forth it will say how much then go to full then down to empty i dont know what is going on with that ?

Asked by for the 2002 Buick Century
It sounds like the fuel level sensor in your 2002 Buick Century is failing and may require replacement. Please use the following link to find a repair shop near you - http://repairpal.com/directory?address=46403&car_brand_names=Buick
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