Worth a try again Place a dishwasher-safe cup filled with plain white vinegar on the top rack of the dishwasher. Using the hottest water available, run the dishwasher through a cycle. The vinegar will help to wash away the loose, greasy grime, sanitizes, and helps remove the musty odor. Next, sprinkle a cupful of baking soda around the bottom of the tub and run it through a short cycle. The baking soda will help freshen and removing stains.
How to Clean and Maintain a Smelly Front Loading Washing Machine
Once a month, add a cup of Distilled White Vinegar and a cup of baking soda during the HOT cleaning cycle. pour them directly into the drum. Then, add about ½ cup of vinegar and ½ cup of baking soda into the detergent dispenser.
Baking soda has scrubbing power but won't scratch surfaces. Mix a paste of 3 parts warm water to 1 part baking soda to scrub kitchen stains or clean the oven. Make a bathroom cleanser by mixing dishwashing liquid with baking soda until you have a thick paste