As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 4555 THE CREW REPORTED THE MAIN CABIN DOOR IS DIFFICULT TO OPEN FROM INSIDE. THE AIRCRAFT WAS REMOVED FROM SERVICE. ACCOMPLISHED TURNOVER AND RIG OF MAIN PASSENGER DOOR REF EMB AMM 52-18-00. THE OPERATIONAL CHECK WAS GOOD AND PRESSURE CHECKED GOOD AT THIS TIME NO OTHER DEFECTS NOTED. THE AIRCRAFT WAS RETURNED TO SERVICE.