Kyle L Palmetto , FL January 06, 2023 Appliance: General Electric Dishwasher CDT835SSJ0SS Ge Dishwasher Cdt835ssj0ss: Door not closed display blocking dishwasher from normal operation. How to replace Dishwasher Main Control Board. Replaced Master Control Board. Gave the repair rating a 2 because I’m older now. Just a little harder to get into different positions to affect the repair. The repair is definitely easy for the younger. Do-It-Yourself Rating: Repair Time Estimate: 1-2 hours