The General Electric WD21X35479 Dishwasher Configured Machine Control Board is a replacement electronic control board designed for select dishwasher models. It works by processing signals and managing various dishwasher, including wash cycles, timing sequences, and component operation. Designed for proper compatibility and installation, this configured control board replaces a faulty ... https://www.hnkparts.com/general-electric-wd21x35479-dishwasher-configured-machine-control-board-95730General Electric WD21X35479 Dishwasher Configured Machine Control Board