As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT HAD SEVERAL OCCASIONS WHERE WE RECEIVED `AP TRIM` MESSAGES BOTH PITCH TRIM AND TRIM LEFTWARD. AIRCRAFT ALSO WENT INTO AN UNCOMMANDED LEFT ROLL. REMOVED AND REPLACED FLIGHT CONTROL PANEL AS REQUIRED. SYSTEM OPS CHECKS GOOD IAW 22-11-00.