Maytag Dishwasher: mold growth

Professional Repair Guide

What is this symptom?

If you notice mold growth in your Maytag dishwasher, characterized by black or green patches and a musty odor, it is likely due to trapped moisture and food debris. This issue often occurs around seals, gaskets, and filters, especially in a humid environment. Addressing this problem promptly is important to maintain your dishwasher's performance and hygiene.

Urgency: Medium

Important Tips for Maytag Models

Maytag recommends periodic deep cleaning using dishwasher cleaner tablets like affreshÂ® to remove residue and odors.

Possible Causes

Moist, humid environment with trapped water

How to Identify: Persistent dampness after use, condensation on walls, mold visible around door gasket and interior walls.

Part: Dishwasher interior surfaces, door seals

Poor ventilation and drying after cycles

How to Identify: Dishwasher door remains closed after use, interior stays wet, musty smell persists.

Part: Dishwasher interior

Damaged or worn door seals

How to Identify: Visible cracks in rubber seal, water leaks, mold localized around seals.

Part: Door gasket/seals

DIY Solutions

Deep clean interior and eliminate mold

Moderate 30-60 minutes

Tools Needed: soft brush/toothbrush, sponge/cloth, white vinegar, baking soda

Remove all dishes and racks from the dishwasher.
Take out and clean the filter: rinse under warm water and brush away debris.
Wipe interior walls, door seals, and crevices with a cloth dampened with vinegar.
Sprinkle baking soda on the bottom and run a hot cycle to neutralize odors and kill mold.
Leave the door ajar after cleaning to fully air dry.

⚠️ Safety First: Wear gloves; avoid mixing vinegar with bleach or harsh chemicals.

Improve drying after each use

Easy 1 minute after each wash

After each wash cycle, open the dishwasher door slightly to allow moisture to escape.
Ensure no dishes block airflow inside the dishwasher.

Monthly maintenance rinse

Easy 1 cycle

Tools Needed: dishwasher cleaning tablet or vinegar

Place a dishwasher cleaning tablet or a cup of white vinegar on the top rack.
Run an empty hot water cycle to remove residue and reduce mold spore buildup.

⚠️ Safety First: Check the manual before using vinegar if interior is stainless steel.

Professional Repairs

Replace worn door seals/gaskets

Estimated Cost: $20 - $80 for part, $100 - $200 labor

Drain system inspection & cleaning

Estimated Cost: $100 - $250

When to Call a Professional

Filter or drain clogs persist after DIY cleaning efforts.

Visible mold returns within days despite good drying and cleaning habits.

Dishwasher leaks water around seals.

Preventive Maintenance

Clean dishwasher interior with cleaning tablet or vinegar: Mold and mildew buildup
Frequency: monthly
Clean filter and drain area: Food debris accumulation that feeds mold
Frequency: weekly to biweekly
Leave door slightly open after use: Moisture trapping and humidity buildup
Frequency: After every cycle

Frequently Asked Questions

Why is my Maytag Dishwasher mold growth?

Mold growth is often caused by trapped moisture, poor ventilation, and sometimes damaged door seals.

How do I fix Maytag Dishwasher mold growth myself?

Deep clean the interior, improve drying after use, and perform a monthly maintenance rinse with vinegar.

How much does it cost to fix mold growth?

Replacing door seals costs $20-$80 for parts and $100-$200 for labor; drain cleaning costs $100-$250.

When should I call a technician for mold growth?

Call a technician if the mold persists after DIY solutions or if you suspect deeper issues.

References & Sources

How to Deep Clean a Dishwasher | Maytag Repair-Blog
6 Easy Ways to Clean a Moldy Dishwasher Repair-Blog

Community Analytical Insights

Analysis based on real user discussions from appliance repair communities

Can I Fix This Myself?

85%

DIY Success Rate Difficulty: DIY

Common Issues Reported by Users

Insufficient cleaning cycles or improper loading of dishes leading to food residue buildup.
Failure to regularly clean the dishwasher filter, which can trap food particles and moisture.
Excess moisture inside the dishwasher due to leaving the door closed after a wash cycle, creating a humid environment.

User Suggested Solutions

Run a cleaning cycle using a dishwasher cleaner or a mixture of vinegar and baking soda. Make sure to clean the filter and remove any visible mold with a cloth.
Ensure proper loading of dishes and run the dishwasher on a heavy-duty cycle to thoroughly clean the interior.
Leave the dishwasher door slightly ajar after each use to allow moisture to escape and prevent mold growth.