Dan R Bailey , CO November 05, 2017 Appliance: Whirlpool Undercounter Dishwasher GU1200XTKT0 Whirlpool Dishwasher Gu1200xtkt0: Increased noise during the wash and rinse cycles. How to replace Circulation Motor. Replaced the circulation motor. 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 1-2 hours