As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: FIRST WE GOT STAB OUT OF TRIM. AFTER GOING THROUGH THE CHECKLIST AND DISCONNECTING THE AUTOPILOT AND AUTOTHROTTLES, WE HAD NO ELECTRIC TRIM. THAN WE RECEIVED A STAB TRIM FAIL. AIRCRAFT EMERGENCY LANDED SAFELY AT MEX. REMOVED AND REPLACED STAB TRIM MOTOR, PER AMM TASK 27-41-71. CHECKED STAB TRIM SYSTEM OPERATION NORMAL.