reads 16 or 17 gallons all the time. when it gets low, the low light does come on. how to fix.
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1999 Cadillac DeVille Question: fuel gauge not right. how to fix
Answer #1goodguy October 20, 2013, 06:36Master
check and replace sending unit
Answer #2southstar99 February 24, 2014, 11:30Rookie
This happened on my 99 deville and my mechanic simply reset the computer by pushing a couple of buttons on the dash around the heater controls. I am not an expert, but if you can find which buttons to hit it is an easy fix.