As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FL 220, CREW RECEIVED STAB LOCK FAULT MESSAGE AND PITCH TRIM INDICATION WAS REPLACED BY AMBER DASHES. CREW RAN THE QRH PROCEDURES. DIVERTED, AND ATC DECLARED AN EMERGENCY. DURING DESCENT "STAB LOCK" FAULT MESSAGE WENT AWAY, AMBER DASHES REMAINED. LANDED AND TAXIED TO GATE WITHOUT INCIDENT. MAINTENANCE R & R THE HS-ACE IAW AMM AND OPS CHECKED GOOD. ACFT IS GOOD FOR SERVICE.