As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE CREW REPORTED A LOUD SQUEAL FROM THE PASSENGER DOOR DURING CLIMBOUT. THE AIRCRAFT RETURNED TO TYS AND LANDED WITHOUT INCIDENT. MAINTENANCE FOUND DAMAGE TO THE PASSENGER DOOR FORWARD AND AFT SEAL STRIKERS. A TEMPORARY REPAIR WAS PERFORMED IAW BOMBARDIER REO 601R-53-22-059. THE AIRCRAFT WAS THEN RELEASED FOR SERVICE.