As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WITH AUTOPILOT ON, RECEIVED UNCOMMANDED LT ROLL WHILE BEING VECTORED FOR APPROACH WITH FLAPS 8. DISCONNECTED AUTOPILOT AND ROLL CONTROL VERY STIFF AND HEAVY. AILERON TRIM CAUTION ON PFD ASSOCIATED WITH UNCOMMANDED ROLL. COMPLIED WITH OPS TEST OF AILERON CONTROL SYS IAW AMM 27-11-00 AND OPS TEST OF AILERON DISCONNECT SYS IAW AMM 27-13-00, OPS CHECKED GOOD, NO ABNORMALITIES FOUND WITH AILERON MOVEMENT, ACFT OK FOR SERVICE.