Vincent F Woodbury , MN July 27, 2020 Drone noise. Replaced circulation motor. If your supply and discharge lines go through cabinets/voids/etc from the sink area to the dishwasher, make sure you give enough slack without the hoses going into the voids to avoid re-snaking the hoses back to area underneath the sink. Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes