As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMB WITH AUTO PILOT OFF, AILERON TRIM RUNAWAY, LEFT WING DOWN WHEN LWD SELECTED. RETURNED TO FIELD, LANDING UNEVENTFUL. COMPLIED WITH OPS TEST OF AILERON TRIM SYS IAW AMM 27-13-00-710-802. FOUND LOWER TRIM BUTTON INTERMITTENTLY STICKS DOWN WHEN PRESSED. R & R AILERON/ RUDDER CONTROL PANEL IAW AMM 27-13-16-000-801/400-801. ALL OPS CHECKED GOOD. PERFORMED GVI OF AILERONS AND TRIM TABS WITH NO DEFECTS NOTED. NO FURTHER DEFECTS. RETURNED TO SERVICE.