What was found
THE AUTOPILOT PITCHES UP AND DOWN DURING CLIMBOUT AND IN LEVEL FLIGHT ON BOTH FLIGHT DIRECTORS. REPLACED ELEVATOR SERVO WITH SERVICEABLE UNIT. OPS CHECK GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
THE AUTOPILOT PITCHES UP AND DOWN DURING CLIMBOUT AND IN LEVEL FLIGHT ON BOTH FLIGHT DIRECTORS. REPLACED ELEVATOR SERVO WITH SERVICEABLE UNIT. OPS CHECK GOOD.