Erratic Fuel Gauge Operation on Cadillac Seville SLS

It is common for the fuel level sensor in the fuel tank read the fuel level incorrectly. The sensor must be replaced to correct the condition. Our technicians recommend having the complete fuel pump module replaced on high mileage vehicles.

RepairPal Verified
Average mileage: 122,918 (68,000–175,000)
5 model years affected: 2000, 2001, 2002, 2003, more2004
18 people reported this problem
6 people shared problem details
Fuel level starts to wander after fuel indicator reaches about 1/4 fuel left in tank.
When the fuel gauge falls below one-half tank, the gauge begins reading incorrectly...showing everything from a full tank to half tank.
fuel level crazy
Not fixed yet. Add fuel by watching mileage.
Gas gauge doesnt read right
Fuel gauge not reading properly, fluxing back and forth. Diagnosing.
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