As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOR FLIGHT 3988 THE CREW REPORTED THAT THE PASSENGER DOOR IS CATCHING AND NOT OPENING FREELY WHEN OPENED. THE AIRCRAFT WAS REMOVED FROM SERVICE. LUBRICATED THE MAIN DOOR FRAME ROUTERS IAW EMB 140 AMM P/T 53-21-02. THE DOOR OPERATIONAL CHECK WAS GOOD. NO PARTS REMOVED OR REPLACED. THE AIRCRAFT WAS RETURNED TO SERVICE.