What was found
WITH AUTOPILOT AND ELEVATOR SERVO OFF TRIM MOVES UNCOMMANDED NOSE UP AND NOSE DOWN. -- REPLACED ELEVATOR SERVO, OPERATIONAL CHECK GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WITH AUTOPILOT AND ELEVATOR SERVO OFF TRIM MOVES UNCOMMANDED NOSE UP AND NOSE DOWN. -- REPLACED ELEVATOR SERVO, OPERATIONAL CHECK GOOD.