Having problems with your 1991 Buick LeSabre ?
Fuel gage stays on full all the time - 1991 Buick LeSabre
This a problem caused by the fuel level sending unit that is located inside the fuel tank, it is defective. To replace this part you must remove the fuel tank from the car, the sending unit is sold as part of the fuel pump assembly in most cars.
Your fuel gauge in your gas tank is broken. I would take it to your dealership and have them repair it for you. It should not cost that much, just tell them about your problem.
Repair Help & Product Troubleshooting for 1991 Buick LeSabre
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