Erratic Fuel Gauge Operation on GMC Sonoma

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.

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Average mileage: 125,064 (75,000–192,000)
5 model years affected: 2000, 2001, 2002, 2003, more2004
16 people reported this problem
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problem details
2000 GMC Sonoma 169,000 mi,
Fuel gauge goes back and forth to empty to full
2002 GMC Sonoma 121,820 mi,
fuel guage not reading accurately Appears to be only 1/8 tank left of fuel, but stop to re-fuel and the tank is full
2001 GMC Sonoma 192,000 mi,
Just bought a hi mile zr2, Gas gauge either reads %100 full or jumps around after starting
2003 GMC Sonoma 115,000 mi,
eratic fuel gauge operation
2003 GMC Sonoma 100,000 mi,
I haven't fixed it yet. I just keep my tank above 1/2 full
Truck takes a few times to turn over had the fuel filter changed already light stil on
SAME PROBLEM WITH ERRATIC FUEL LEVELS, SHUT TRUCK OFF AND RESTART, GUAGE REGISTERS A DIFFERENT LEVEL EACH TIME WHEN THERE IS ONE QUARTER OR LESS. MY SOLUTION IS KEEP IT HALF FULL EACH TIME AND GET OVER IT. 205.000KMS I WILL CHANGE ITHWEN THE PUMP GOES.