Dishwasher Drain pump has grinding noise. Troubleshoot unit and found drain pump assembly is going bad and causing the noise. Need to order a drain pump assembly and return for repair. 9/17/19 Pulled out from under counter. Removed drain manifold and installed new. Turn on and let fill. No leaks detected. Turn on and let drain. Drained ok. Turn on and ran cycles and did not overfill. Turn off and drained ok. back in service.