As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WING TANK OVERFILL RT CAS MESSAGE FOLLOWED BY FUEL VENTING OUT OF RIGHT WING TIP, 6000 LBS OF FUEL TOTAL IN AIRCRAFT. FOUND RT WING SURGE TANK CHECK VALVE TO EXCESSIVE SIDE PLAY. REMOVED AND REPLACED CHECK VALVE WITH NEW. CLOSED ACCESS PANELS AND FUELED A/C. C/W OPS CHECK AND FUEL TRANSFER CHECK. ALL CK'S GOOD AT THIS TIME. LEAK CHECK GOOD IAW CESSNA 750 MM 28-10-05.