As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) PILOTS REPORT THE AILERONS ARE STIFF IN FLIGHT. ROLL INPUT TO CONTROL AILERONS VERY STIFF. OK WITH ROLL DISCONNECT ENGAGED. SPOILER INPUT FORCE OK FOR TYPE. A/C LANDED WITHOUT INCIDENT. MAINT FOUND LEFT HAND LOWER AILERON BELLCRANK BEARING STIFF AND DRY. CLEANED AND LUBED ALL UPPER AND LOWER AILERON BELLCRANK BEARINGS AND AILERON CONTROL INPUTS. AILERON/SPOILER SYSTEMS CHECKS SERVICEABLE.