As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE FLIGHT CREW INDICATED DURING THE PREFLIGHT CHECKLIST THAT THE RUDDER BIAS SYSTEM FELT VERY WEAK DURING OPERATIONS. THE MAINTENANCE VENDOR VERIFIED THE DISCREPANCY AND REPLACED THE RUDDER BIAS ACTUATOR WITH AN OVERHAULED UNIT. OPERATIONAL CHECKS WERE SATISFACTORY AND THE AIRCRAFT WAS RETURNED TO SERVICE.