As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UNCOMMANDED RUDDER INPUTS, SOME OF THEM ABRUPT, DURING CLIMB, CRUISE AND DESCENT AND WITH THE AUTOPILOT ON OR OFF. RUDDER INPUTS REFLECTED ON TURN COORDINATOR AT VARIOUS SPEEDS. REMOVED AND REPLACED YAW DAMPER NR 2 LINEAR ACTUATOR IAW AMM 22-22-01. OPS CHECK GOOD. OK FOR SERVICE. VERIFIED PART EFFECTIVITY.