As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RED STAB OVERHEAT CAS MESSAGE ILLUMINATED. PERFORMED CHECKLIST AND LIGHT WENT OUT AFTER SEVERAL MINUTES. IFE DECLARED BY ATC. AIR DIVERSION WITH UNEVENTFUL LANDING AND TAXI. PERFORMED GROUND RUNS WITH BOTH ENGINES AT VARIOUS POWER SETTING, CHECKED CONNECTORS AT ECS CONTROLLER, ALL WITH NO DEFECTS NOTED.