My 2000 buick park avenue's fuel gauge suddenly went to pass empty and there was 3/4 of fuel before it went to pass empty, what could be the problem? Could it be the float in the gas tank.
fuel gauge on 2000 Buick Park Avenue
Sounds like the sensor has died....or has come unattached. Have the sensor ohmed out and wiring checked for continuity
unplug wires going to fuel pump the turn ing on ground purple wire gage shood move e to full it probley semely unit