As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED THE MAIN CABIN DOOR NOT OPENING FULLY. MAINTENANCE INSPECTED THE AIRCRAFT AND FOUND THE THREADED BUSHING MISSING. A NEW BUSHING WAS INSTALLED AND OPERATIONAL CHECKS WERE PERFORMED. THE CHECKS WERE GOOD AND THE AIRCRAFT WAS RETURNED TO SERVICE.