GMC Sierra 2500 Problem Report

GMC Sierra 2500 Erratic Fuel Gauge Operation

(7 reports)

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.

mine is showing full all the time until i get to arounf halk tank-then staightens out. however i know i am about empty and needle is still pegged out full. -
almost always jumps from empty to 1/2 full. many issues with this truck and this is the most minor issue -
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