What was found
FLT 3017 - ON CLIMB-OUT FROM MKG, THE GEAR DOOR POSITION ANNUNCIATOR LIGHT ILLUMINATED. THE CREW CYCLED THE GEAR AND THE LIGHT RE-ILLUMINATED. THE LIGHT EXTINGUISHED WITH THE GEAR FULLY RETRACTED OR EXTENDED. THE AIRCRAFT CONTINUED TO DTW. MAINTENANCE WAS UNABLE TO DUPLICATE THE DISCREPANCY IN AIR AND GROUND MODES. AS A PRECAUTION, THE K-34 RELAY AND SQUAT SWITCH WERE REPLACED. THE SYSTEM OPERATED SATISFACTORILY. (W)