As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: DURING THE ACCOMPLSHMENT OF TASK CARD 12T21127001 THE LEFT WING INBOARD AILERON WAS NOT RESPONSIVE WHEN OPERATING THE CENTER HYDRAULIC SYSTEM. THE INBOARD AILERON ACTUATOR REACTION LINK ATTACH BOLT AND NUT NOT ATTACHED DUE TO THE NUT BEING STRIPPED OUT. INSTALLED NEW HARDWARE AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER AMM 27-11-48-422-040.