As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 4510 THE FLIGHT ATTENDANT REPORTED THE MAIN CABIN DOOR WAS DIFFICULT TO OPEN AND CLOSE. THE AIRCRAFT WAS REMOVED FROM SERVICE. CLEANED AND LUBED THE MAIN DOOR IAW EMB 135 AMM # 52-10-01/53-21-02. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.