Robert A Fort Lauderdale , FL February 03, 2020 Appliance: Model KHHC2090SSS-1 Display did not work on kitchenaid microwave Replaced display. Also replace the other boards in the microwave door, just to make sure to correct any problems that may have led to the display not working. 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 1-2 hours