As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF AT 1,500 FEET AGL, THE NR 2 ENGINE BEGAN VIBRATING, EGT REDLINED AND EPR N1 INDICATIONS WERE DECREASING. CREW PERFORMED A PRECAUTIONARY SHUTDOWN OF NR 2 ENGINE AND RETURNED TO DEN WHERE THEY LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE NR 2 ENGINE.