What was found
DURING CLIMB-OUT AT MSP, RECEIVED A GEAR DISAGREE WARNING MESSAGE ALONG WITH NOSE DOOR WARNING MESSAGE. BOTH MAIN GEAR INDICATED UP AND LOCKED AND NOSE GEAR DOWN AND LOCKED. COMPLETED GEAR DISAGREE NON-NORMAL CHECKLIST. RETURNED TO MSP FOR A PRECAUTIONARY LANDING. LANDING UNEVENTFUL. NOSE WHEEL STEERING WORKED FINE. REMOVED AND REPLACED NLG CENTERING/EXTENDED BRACKET FOR PROXIMITY SENSOR P/N ON/OFF 16215-105 NSN PER AMM 32-61-05. PERFORMED GEAR SWING SEVERAL TIMES. OPS NORMAL PER AMM 32-30-00.