Gulfstream G200 (IAI 1126 Galaxy)
Flight Crew Air Transport Pilot (ATP)
Aircraft Equipment Problem Less Severe
Flight Crew Overcame Equipment Problem; General Maintenance Action
Aircraft
I wrote up Aircraft X for an autopilot disengaging in flight and stiff ailerons. We left RVSM airspace due to the autopilot malfunction. Ailerons resumed normal control forces descending into the 20's. As we had full controllability of the aircraft I view this as a non-reportable NTSB event.
G-200 Captain reported he wrote up the aircraft for the autopilot disengaging and 'stiff ailerons.'