Dave M Maumee , OH September 17, 2017 Appliance: Kenmore Dishwasher 66516933000 Kenmore Dishwasher 66516933000: Circulation pump not working. How to replace Dishwasher Circulation Pump Motor. Circulation pump not working. Bought a new one. Came quickly and the instruction video was spot on. Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes