As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT PASSENGER DOOR IS VERY STIFF TO OPEN. RAMP PERSONNEL HAVING TROUBLE OPENING FROM OUTSIDE. DOOR OPERATES NORMAL. DOOR SEAL AND MATING MEMBER WET. DRIED SEAL AND MATING MEMBER. CLEANED AND LUBED DOOR SEAL. OP'S CHECK GOOD. NO PARTS REPLACED.