As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING STRAIGHT AND LEVEL FLIGHT AT FL430, BOTH PILOT AND COPILOT CONTROL YOKES WERE CANTED TO THE RIGHT ABOUT 5-10 DEGREES WHILE ALL AILERON INDICATIONS APPEARED TO BE CENTERED. REPLACED FAILING ROLL SERVO. PREFORMED SOFTWARE/CONFIG LOADS AND OPS CHECK WITH NO FAULTS. WORK PREFORMED IAW CE-680A AMM 42-10-15 & 22-10-05.