As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMB-OUT OF KTOL, THE GEAR DOOR WARNING LIGHT ILLUMINATED AFTER A SATISFACTORY GEAR UP-LATCH CHECK. THE CREW RETURNED AND LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED THE MAIN LANDING GEAR DOOR SYSTEM AND REPLACED THE DOOR ACTUATORS, CONTROL VALVES, DOOR WARNING SWITCHES AND RIGGED BOTH LEFT AND RIGHT MAIN LANDING GEAR DOORS. THE OPERATIONAL CHECK AND LEAK CHECKS WERE GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.