As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE FLIGHT CREW REPORTED THAT DURING FLIGHT OF RECEIVING A "FUEL GAUGE L" CAS MESSAGE. OPERATIONS WERE CONTINUED AS DISCREPANCY WAS DEFERRED PER MEL. THE MAINTENANCE VENDOR TROUBLESHOT AND DETERMINED THE LEFT OUTBOARD FUEL PROBE WAS DEFECTIVE. THE PROBE WAS REMOVED AND A NEW PROBE WAS INSTALLED. OPERATIONS AND LEAK CHECKS WERE SATISFACTORY. THE AIRCRAFT WAS RETURNED TO SERVICE.