As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RUDDER OSCILATES BACK AND FORTH +/- 10 DEGREESE BELOW 160 KNOTS. NORMAL ABOVE 160 KNOTS. FOUND RUDDER CONTROLL CABLES AFT OF STATION YX396 AT HALF OF REQURIED TENSION. TIGHTENED CABLE TO PROPER TENSION AND PERFORMED RUDDER RIGGING. EVALUATION FLIGHT SATISFACTORY.