module control assembly ?

WE LOST POWER, AND THEN WHEN POWER CAME BACK ON, THE DISHWASHER HAD A CONSTANT BUZZ COMING FROM THE MODULE CONTROL ASSEMBLY.

dO I NEED TO REPLACE IT, OR SOMETHING ELSE ?

Hi.

Based on the info you provided it’s the bad control board/module - replace it WD21X10187

Here are the breakdown diagrams and http://www.appliancepartspros.com/partsearch/model.aspx?model_id=5243258

Simon.