As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MIA INFLIGHT - CREW REPORTED GREEN HYDRAULIC PUMP LOW PRESSURE INDICATION FOLLOWED BY GREEN RESERVOIR OVERHEAT INDICATION. TURNED OFF LEFT GREEN HYDRAULIC PUMP AND OVERHEAT WENT OUT. RETURNED TO MIA AND LANDED WITHOUT INCIDENT. REPLACED LEFT ENGINE DRIVEN PUMP. SYSTEM GROUND CHECKED NORMAL OPERATION.