As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON ARRIVAL, CREW REPORTED STAB TRIM NO MOVEMENT IN NORM OR ALT MODES. ON INVESTIGATION STAB BAY FOUND TO HAVE ICE FORMATION APPROX 10 INCHES DEEP IN BILGE AREA. ICE FORMATION HAD PREVENTED POSITION MODULES AND FOLLOW UP CABLES FROM MOVING. THIS RESULTED IN CABLES BECOMING BROKEN AND KINKED.