Mark B Iuka , MS March 17, 2015 Appliance: Whirlpool Undercounter Dishwasher GU2300XTVQ0 Whirlpool Dishwasher Gu2300xtvq0: Shorted heating element. How to replace Nut. Video on website Have used your videos before to repair a washing machine. Piece of cake 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes