What was found
FIRST FLIGHT OF DAY ON LANDING ROLL OUT NOSE STEER FAIL MESSAGE DISPLAYED. STOPPED AIRCRAFT RESET NOSE STEER AND CONTINUED TO FBO. DEPARTED TO FLY MULTIPLE LEGS WITH NO ISSUE. AFTER FORTH LANDING OF DAY NOSE STEER FAILED AGAIN ON ROLL OUT. STOPPED AIRCRAFT AND RESET. TAXIED IN NORMALLY TO FBO. REMOVED AND REPLACED THE NOSE WHEEL STEERING HYDRAULIC PRESSURE SWITCH YAW GL-5500 AMM 32-51-29. PERFORMED BLEEDING OF THE SYSTEM AND OPS AND LEAK CHECK GOOD, NO DEFECTS NOTED AT THIS TIME.