Philip B Royal Palm Beach , FL October 08, 2015 Appliance: Model MT4155SPQ-3 Door latch bracket broken on one end Unplugged it from the wall removed the cover of the microwave. removed the frt control panel to access the latch which had one end broken from the holder. repl latch and reassembled works like brand new. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes