What was found
EN ROUTE FROM ICT TO GDL, THE LANDING GEAR DOOR UNSAFE LIGHT ILLUMIATED AFTER A SUCCESSFUL LANDING GEAR UPLATCH CHECK WAS ACCOMPLISHED. THE FLIGHT CREW CYCLED THE GEAR WITH THE WARNING INDICATION REMAINING THE SAME. THE FLIGHT CONTINUED TO GDL FOR AN UNEVENTFUL LANDING. MAINTENANCE INSPECTION THE LANDING GEAR LOCATING A BROKEN WIRE ON THE LEFT GEAR DOOR WARNING SWITCH. THE WIRING WAS REPAIRED AND A SUCCESSFUL OPERATIONAL TEST WAS PERFORMED.