As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) PILOT COMPLAINED OF VIBRATIONS IN THE TAIL WHEN PITCH TRIMMING AT HIGHER SPEEDS. INSPECTION FOUND THAT THE STABILIZER HAD MORE THAN ACCEPTABLE PLAY. THE MAIN PIVOT INNER AND OUTER BOLTS WERE FOUND FAR BELOW THE SPECIFIED TORQUE AS OUTLINED IN THE FAIRCHILD MM. PART TC: 9,934.