Dishwasher Drain Is Clogged Jun 2026

If the filter and air gap are clear, the clog is likely located in the drain hose—the ribbed tube connecting your dishwasher to your garbage disposal or sink drain.

Remove the bottom rack and twist the filter to unlock it. Rinse it under hot water and use an old toothbrush to scrub away grease and food particles. 2. Check the Garbage Disposal dishwasher drain is clogged