As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 6384 - ROC-IAD - DURING CRUISE, MADE AN UNSCHEDULED LANDING WITH ONE DISCREPANCY OF AILERON TRIM FREEZES IN FLIGHT. AIRCRAFT WENT TO GATE WITH NO FURTHER INCIDENTS. MAINTENANCE CLEANED AND LUBED AILERON TRIM JACK, OPS CHECK OK. AIRCRAFT WAS RELEASED AND RETURNED TO SERVICE. (M)