Graeme B North Chili , NY February 03, 2017 Appliance: General Electric Dishwasher PDWT480R10SS Ge Dishwasher Pdwt480r10ss: Start button failed. How to replace Dishwasher Tub Gasket. I replaced the keypad assembly, and it worked like new. 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes