Leslie W Wilmington , DE November 24, 2014 Appliance: Whirlpool Undercounter Dishwasher GU2500XTPS7 Whirlpool Dishwasher Gu2500xtps7: Main motor in dishwasher went bad. How to replace Dishwasher Circulation Pump Motor. Replaced the moter Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes