As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 6474 - HPN-IAD - DURING CRUISE, MADE AN SCHEDULED LANDING AT IAD WITH ONE DISCREPANCY WHICH WAS AILERON TRIM FREEZES AT ALTITUDE. AIRCRAFT WENT TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND LUBED AILERON TRIM TAB HINGES AND LEFT AND RIGHT TRIM SCREW JACKS, OPS CHECK OK. AIRCRAFT WAS RELEASED AND RETURNED TO SERVICE. (M)