As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOR FLIGHT 4182 THE FLIGHT ATTENDANT REPORTED THE MAIN PASSENGER DOOR WAS VERY HARD TO OPEN AND CLOSE. THE AIRCRAFT WAS REMOVED FROM SERVICE. CLEAN AND LUBED THE PASSENGER DOOR ROLLERS AND SEAL. STANDARD MAINTAINCE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.