As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TRIM RUNAWAY ALARM AND TRIM INDICATOR ERRATIC, MACH TRIM MESSAGE. REMOVED AND REPLACED CHANNEL 1 HARNESS FOR HORIZONTAL STAB TRIM FROM MOTOR CONTROL UNIT TO AFT PRESSURE BULKHEAD. REMOVED AND REPLACED CHANNEL 2 HARNESS FOR HORIZONTAL STAB TRIM FROM MOTOR CONTROL UNIT TO AFT PRESSURE BULKHEAD. OPERATIONAL CHECK GOOD IAW 27-40-00 AND IAW 27-41-00.