As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE FLIGHT CREW REPORTING OF RECEIVING AN AMBER STAB TRIM MONITOR WARNING AFTER LANDING THIS WAS AFTER HAVING TRIMMING PROBLEMS IN FLIGHT. THE MAINTENANCE VENDOR TROUBLESHOT AND DETERMINED THAT THE STAB CONTROLLER WAS DEFECTIVE AND WAS REPLACED WITH A NEW STAB CONTROLLER. OPERATIONAL CHECKS WERE SATISFACTORY AND THE AIRCRAFT WAS RETURNED TO SERVICE.