As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 2971 THE CREW REPORTED THE MAIN CABIN DOOR WAS DIFFICULT TO OPEN. THE DOOR HANDLE HAD TO BE HELD TO THE RIGHT BEFORE THE DOOR COULD BE OPENED. THE AIRCRAFT WAS REMOVED FROM SERVICE. LUBRICATED THE MAIN DOOR LOCK MECHANISM. THE OPERATIONAL CHECK WAS GOOD AS REQ PER 52-10-00. NO PARTS REMOVED OR REPLACED. THE AIRCRAFT WAS RETURNED TO SERVICE.