Madeline M. for Model Number Whirlpool DU900PWKB0 When the dishwasher knob is really difficult to turn, is this the part to replace?
Answer Hello Madeline. Yes, if the timer knob is hard to turn, you will need to replace the timer WP8535371 on the unit. Read More... Answered by AppliancePartsPros.com | Monday, June 11, 2012