Bill Q San Diego , CA January 01, 2015 Appliance: Whirlpool Undercounter Dishwasher GU2500XTPS3 Whirlpool Dishwasher Gu2500xtps3: "normal" light flashing. How to replace Console Assembly (Control Panel Housing). Replaced DW control panel due to stuck buttons. 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes