As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING ANNUAL WINTER MAINTENENCE CHECK THE STBD AILERON GUST LOCK RETURN SPRING ATTACH TAB HOLES WERE FOUND TO BE ELONGATED AND THE RETURN SPRING HOOKS (2 OF) 50 PERCENT AT THE TAB ATTACH POINT. A FLEET CAMPAIGN IS UNDERWAY TO DETERMINE EXTENT OF PROBLEM AND TO REPLACE WORN PARTS. DUE TO LIMITED ACCESS THIS AREA IS DIFFICULT TO INSPECT.