David C South Charleston , OH February 14, 2015 Appliance: Whirlpool Dishwasher GU2400XTPQ1 Whirlpool Dishwasher Gu2400xtpq1: 2 of the upper dishrack wheels had failed in my whirlpool dishwasher. How to replace Dishwasher Upper Rack Wheel Assembly. I ordered the parts from the AppliancePartsPros website and they were delivered the next day. I watched the repair video on their site and in just a few minutes the dishwasher was repaired and working great. Thanks AppliancePartsPros. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes