What was found
ON SHORT FINAL WHILE RUNNING STAB TRIM, STAB AND MACH TRIM CAUTION MESSAGE DISPLAYED. REMOVED AND REPLACED HSTCU IAW AMM 27-41-01. OPERATIONAL CHECK GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ON SHORT FINAL WHILE RUNNING STAB TRIM, STAB AND MACH TRIM CAUTION MESSAGE DISPLAYED. REMOVED AND REPLACED HSTCU IAW AMM 27-41-01. OPERATIONAL CHECK GOOD.