What was found
(CAN) WHILE ASCENDING, THE PASSENGERS HEARD A LARGE BANG AROUND THE DOOR AREA. CREW MEMBER INSPECTED THE DOOR IN FLIGHT, DID NOT PERCEIVE TO HAVE A PROBLEM. UPON LANDING, IT WAS DISCOVERED THE FORWARD PIN WAS NOT PROPERLY SEATED. UPON FURTHER INVESTIGATION, DISCOVERED THE BELLCRANK FAILED AT THE WELD. PART WAS REPLACED.