What was found
CREW REPORTED AT APPROXIMATELY 500 FT, RECEIVED LG LEVER DISAGREE WITH LOUD AIR NOISE COMING FROM THE NOSE. WHAT SOUNDS LIKE THE NOSE WHEEL GEAR DOORS WERE STILL OPEN. FOLLOWED THE CHECKLIST, THE GEAR CYCLED UP CORRECTLY WITH NO MESSAGES AND CYCLED DOWN CORRECTLY WITH NO MESSAGES. MX INSPECTED ALL LANDING GEARS AND SURROUNDING AREAS. FOUND LT MLG DOWN LOCK PROXIMITY SENSOR NR 2 WIRING HARNESS AT CONNECTOR P2037 SHIELDING LOOSE FROM CONNECTOR. SECURED THE HARNESS SHIELDING AND ACCOMPLISHED SEVERAL GEAR SWINGS WITH NO PROBLEMS NOTED.