As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN CABIN DOOR GUST LOCK LEVER DOES NOT CLICK AND STAY IN RELEASED POSITION WHEN CLOSING DOOR, MUST BE HELD. THE AIRCRAFT WAS GROUNDED. FOUND THE SPRING OUT OF SPRING PIN KEEPER. REPOSITION THE SPRING TO SECURE POSITION. OPS CHECKED IAW AMM 52-11-21-400-802. OK FOR SERVICE.