As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON APPROACH INTO CLT DURING THE FLARE ELEVATOR CONTROL WAS EXTREMELY HEAVY AND FELT LIKE THERE WAS NO AIR LOAD ON IT. THIS PRODUCED AN OVER CONTROL OF THE PITCH ATTITUEUDE AND AIRCRAFT BEGAN TO OSCILLATE DURING THE FLARE ALMOST TO THE POINT OF UNCONTROLLABILTY. MAINTENANCE FOUND THE ELEVATOR AUTOPILOT SERVO BINDING CAUSING ELEVATOR CONTROL SYSTEM BINDING. REMOVED AND REPLACED THE ELEVATOR SERVO. EVALUATION FLIGHT SATISFACTORY.