As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ENROUTE FROM RDU TO TOL, THE GEAR DOOR WARNING LIGHT ILLUMINATED AFTER GEAR RETRACTION. THE FLIGHT CREW CYCLED THE LANDING GEAR AND THE WARNING INDICATION EXTINGUISHED. THE FLIGHT CONTINUED TO TOL FOR AN UNEVENTFUL LANDING. MAINTENANCE INSPECTED THE LANDING GEAR LOCATION A LOOSE CANNON PLUG ON THE LEFT MAIN GEAR DOOR SWITCH. MAINTENANCE SECURED THE CANNON PLUG AND PERFORMED PERFORMED AN OPERATIONAL CHECK. THE AIRCRAFT WAS RETURNED TO SERVICE.