As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DFW - ATB - DURING CLIMB-OUT OF DFW, THE A/C REQUIRED EXCESSIVE RUDDER INPUT TO MAINTAIN STRAIGHT FLIGHT. THE CREW DECLARED AN EMERGENCY AND RETURNED TO DFW. THE PAX DID NOT BRACE. MX REMOVED AND REPLACED THE RUDDER TRIM ACTUATOR. THIS DID NOT CORRECT THE DISCREPANCY. THE A/C WAS MX FERRIED TO MCN.