As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE FLIGHT CREW REPORTED THAT THE HSTAB ICE FAIL ANNUNCIATOR ILLUMINATED IN FLIGHT. OPS CHECKS ON THE GROUND WAS NORMAL. THE MAINTENANCE TEAM TROUBLESHOT AND FOUND NUMEROUS AREAS OF DETERIORATING AND MISSING SEALANT ON LEADING EDGES, HEATED HORNS AND VERTICAL STAB COVER. RESEALED AREAS OF CONCERN AS REQUIRED. OPERATIONAL CHECKS SATISFACTORY. THE AIRCRAFT WAS RETURN TO SERVICE.