As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED. EMERGENCY DECLARED. MIA-SCL FLIGHT RETURNED TO MIA ACCOUNT RIGHT ENGINE THROTTLE UNCOMMANDED ROLL BACK. OVERWEIGHT LANDING UNEVENTFUL. REMOVED AND REPLACED RIGHT ENGINE THRUST LEVER ANGLE RESOLVER PER AMM 76-11-02 (AALA20171106002), RIGHT ENGINE ELECTRONIC CONTROLLER PER AMM 73-21-11 (AALA201711139020), AND RIGHT EEC LOOM ASSEMBLY PER AMM 71-50-00. OPERATIONAL CHECKS GOOD.