As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMBOUT, THE CREW REPORTED A PROXI SYSTEM FAIL FOR THE GROUND AIR DOOR. THE CREW FOLLOWED THE QUICK REFERENCE HANDBOOK AND RETURNED TO PIT. MAINTENANCE INSPECTED AND REPLACED THE PSEU IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 32-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.