Edward S Cape Coral , FL April 04, 2022 Appliance: General Electric Dishwasher DDT595SMJ2ES Ge Dishwasher Ddt595smj2es: Lights on control board stopped working.. How to replace Dishwasher User Interface Control Board. I replaced the upper board and the bottom board. Do-It-Yourself Rating: Repair Time Estimate: 1-2 hours