As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: IN FLIGHT, LEFT MAIN FUEL TANK CONTINUOUSLY DISPLAYING A LOWER AMOUNT. EVEN AFTER BALANCING THE FUEL, LEFT MAIN GOES LOWER THAN RIGHT BY UP TO 600 LBS. VERIFIED INOPERATIVE MAIN FUEL INDICATION LIGHT. REMOVE AND REPLACED THE LEFT HAND WING COMPENSATOR. PER 28-41-21 AND TANK TIGERS WO# TT02084. OPERATIONAL AND LEAK CHECK GOOD.