Mechanics

GAS GAGE

1997 Buick Riviera

1997 Buick Riviera V6 Two Wheel Drive Automatic 26000 miles

With a full tank of gas the gage reads full. As I use gas down to about a quarter tank, the gage goes back to full. As I use more gas, the gage starts down again. ? What's wrong and how is it repaired.
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1pat2
May 28, 2010.



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