What was found
PILOT REPORTED ELEVATOR TRIM VIBRATES TOWARDS A NOSE UP ATTITUDE AFTER BEING TRIMMED TO LEVEL FLIGHT ATTITUDE. REPLACED LT ELEVATOR TRIM DRUM AND CABLE, AND RT ELEVATOR TRIM TAB ELECTRIC TRIM SERVO MOTOR AND ACTUATOR.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PILOT REPORTED ELEVATOR TRIM VIBRATES TOWARDS A NOSE UP ATTITUDE AFTER BEING TRIMMED TO LEVEL FLIGHT ATTITUDE. REPLACED LT ELEVATOR TRIM DRUM AND CABLE, AND RT ELEVATOR TRIM TAB ELECTRIC TRIM SERVO MOTOR AND ACTUATOR.