As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT DIVERTED DUE TO A DOOR SQUEAL. INTERIM REPAIR WAS ACCOMPLISHED WITH THE USE OF ALUMINUM SPEED TAPE FOR LEAKAGE NOTED AT UPPER PART OF DOOR 2R. PERMANENT FIX INCLUDED FIT AND FAIR ADJUSTMENT OF DOOR 2R STOP PINS AND/OR PAD FOLLOWED BY PRESSURIZING AIRCRAFT.