How To Clean Mold Smell From Washing Machine

Sick of that Stank? How To Clean Mold Smell From Washing Machine Like a Pro

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Look, your washing machine’s supposed to make your clothes smell better, not like a damp basement gym sock. But it happens. That funky, mildewy odor? It’s mold. And it’s probably growing in yours RIGHT NOW. Honestly, it’s disgusting. But fixing it ain’t rocket science. It’s just gross science.

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This ain’t some fluffy BS tutorial. We’re getting into the grime. How to get that mold smell OUT of your washing machine. And KEEP it out. Because nobody’s got time for laundry that smells worse than a public toilet.

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The Culprits: Why Your Washer’s Gone Rogue

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The thing is, modern washers are built to save water. High-efficiency models? They use less water. Less water means less rinsing. Less rinsing means… you guessed it. Soap scum, lint, and moisture hang around. Perfect breeding ground for mold and mildew. Especially in that rubber gasket. That dark, moist crevice is basically a mold buffet.

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Then there’s leaving wet clothes in there. Yeah, we’ve all done it. But that damp, dark environment? It’s an open invitation for the funk to spread. And if you use cold water mostly? That ain’t hot enough to kill the nasties. Simple as that.

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I remember my aunt’s machine. 2010 model. Front loader. Smelled like a swamp. She’d just toss clothes in, run a cold cycle, and forget ’em. Looked clean on the outside, but inside? A biohazard. Took me a weekend and a gallon of bleach to sort it. Never again.

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Your Arsenal: What You’ll Need to Fight the Funk

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Before we dive in, gather your weapons. You don’t need a hazmat suit, but maybe some gloves. And definitely ventilation. Open some windows.

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• Bleach: The classic. Strong stuff. Kills mold dead.

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• White Vinegar: Natural. Acidic. Another mold killer. Less harsh than bleach.

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• Baking Soda: Abrasive. Deodorizer. Good for scrubbing.

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• Old Toothbrush or Small Brush: For getting into nooks and crannies.

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• Microfiber Cloths or Rags: For wiping.

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• Optional: Mold/Mildew Cleaner: If you’re fancy. But usually, the above are enough.

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The Deep Clean: Step-by-Step Domination

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Alright, let’s get dirty. You’re gonna run a few cycles. This isn’t a quick wipe-down. This is a full-on mold exorcism.

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Step 1: Attack the Gasket

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This is ground zero. Pull back that rubber seal. You’ll probably see black spots. Yuck. Spray some bleach or vinegar in there. Let it sit for 10-15 minutes. Then scrub with your toothbrush. Get deep. Wipe it clean with a damp cloth. Repeat if needed. Don’t be gentle. This is where the funk lives.

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My buddy Dave? His machine smelled so bad, his girlfriend refused to do laundry there. He ignored the gasket for months. The smell just got worse. When he finally cleaned it? He found actual fuzz balls in there. Disgusting. Took him two rounds of scrubbing.

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Step 2: The Hot Cycle – Bleach Edition

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Empty the machine. Seriously. No clothes. No towels. Just the machine. Pour about 1 cup of bleach directly into the detergent dispenser. Or, if your machine allows, pour it directly into the drum. Run the machine on its hottest, longest cycle. Heavy duty. Sanitize. Whatever gets it HOT and LONG.

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This cycle is to kill whatever mold spores are lurking in the pipes and drum. The hot water and bleach are your heavy artillery. Let it run its full course. Don’t interrupt it.

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Step 3: The Hot Cycle – Vinegar Edition (Optional but Recommended)

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After the bleach cycle, rinse the dispenser. Then, pour about 2 cups of white vinegar into the detergent dispenser. Run another hot, long cycle. This second round helps to break down any remaining soap scum or residue that mold loves. Plus, it neutralizes any lingering bleach smell.

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Honestly, doing both bleach and vinegar is overkill sometimes. But if the smell is REALLY bad? You gotta go hard. I learned this the hard way. Tried just vinegar once. The smell came back in a week. Bleach first, then vinegar. That’s the ticket.

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Step 4: Scrub the Dispensers and Drum

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While those cycles are running, tackle the removable parts. Take out the detergent and fabric softener dispensers. Soak them in hot, soapy water. Scrub any gunk out with your brush. If they’re really bad, a little bleach soak might be needed. Rinse thoroughly and put them back.

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Also, wipe down the inside of the drum. Even after the hot cycles, there might be some grime clinging. Use a damp cloth. Get around the door opening too. Don’t forget the lint filter if your machine has one. Clean that sucker out.

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Step 5: Wipe Down the Exterior

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Don’t forget the outside! Wipe down the control panel, the door, and the sides. You want the whole machine to look and smell clean. Use a general cleaner or a damp cloth. Make it shine. Or, you know, not look like a science experiment.

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Maintenance: Keeping the Funk at Bay

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Cleaning it once is good. Doing it regularly is better. The thing is, prevention is key. Especially with those HE machines.

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Tip 1: Leave the Door Ajar

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After EVERY wash, leave the washing machine door open. Just crack it. This allows air to circulate. It helps dry out the drum and gasket. Prevents that moist environment mold thrives in. Seriously, just get in the habit. It takes two seconds.

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My neighbor? Her machine smelled constantly. I asked if she left the door open. She looked at me like I had three heads. Said it looked messy. The smell? Oh, that was just ‘how washers are.’ Wrong. So wrong. Open the door, lady!

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Tip 2: Run Hot Cycles Regularly

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Once a month, run a hot water cycle with an empty drum. You can add a cup of vinegar or a little bleach to this cycle. This helps flush out any buildup before it becomes a problem. Think of it as a spa day for your washer.

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Tip 3: Wipe Down the Gasket Weekly

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Take 30 seconds after your last load of the week to give the gasket a quick wipe with a dry cloth. Get into those folds. Remove any stray hairs or lint. It makes a huge difference.

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Tip 4: Use the Right Amount of Detergent

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Too much detergent, especially in HE machines, leads to excess suds and residue. Follow the manufacturer’s recommendations. Less is often more. You don’t need a mountain of foam to get clean clothes.

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Tip 5: Don’t Let Wet Clothes Linger

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This one’s obvious, but critical. Unload the washer as soon as the cycle finishes. If you can’t, transfer wet clothes to a dryer immediately. Don’t let them sit and fester. That’s just inviting the mold back.

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Troubleshooting: When the Smell Persists

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Sometimes, even after a deep clean, that stubborn smell lingers. What gives?

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• Check the Drain Hose: Blockages here can trap water and cause odors. You might need to detach and clear it.

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• Inspect the Filter/Pump Trap: Many front-loaders have a small filter, usually behind a little door at the bottom. This catches lint, coins, etc. It can get RANK. Clean it out.

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• Tub Cleaning Tablets: If you’re still struggling, try a commercial washing machine tub cleaner. Follow the product instructions. Brands like Affresh are popular. I used one once on a rental property machine. Worked like a charm. Cost about $10 for a pack of 3.

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• Professional Help: If all else fails, call a repair person. There might be a deeper issue you can’t access. But honestly? 99% of the time, a good bleach and vinegar clean sorts it.

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Understanding Mold vs. Mildew

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Look, people throw these terms around. Mold and mildew are both types of fungi. Mildew is typically white, powdery, and grows on surfaces. Mold can be black, green, blue, or other colors, and it grows deeper into materials.

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In your washing machine, you’re often dealing with both. The visible black spots are usually mold. The general musty smell? That’s mildew. The cleaning methods are pretty much the same though. Kill it all.

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The Cost of Neglect

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Ignoring a smelly washing machine isn’t just unpleasant. It can actually damage your machine over time. That mold and mildew can degrade rubber seals and internal components. Plus, it can transfer to your clothes, potentially causing skin irritation for sensitive individuals. Think about it. You’re putting clothes on your body. You want them clean, not a biohazard.

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A Table of Temptation: Cleaning Agents Compared

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Cleaning Agent Showdown

Agent	Pros	Cons	Best For
Bleach (1 cup)	Powerful killer of mold and mildew. Readily available. Cheap.	Harsh chemicals. Can damage some materials over time. Fumes can be strong. Requires ventilation.	Deep cleaning, killing stubborn mold.
White Vinegar (2 cups)	Natural. Deodorizes. Breaks down soap scum. Less harsh fumes.	Slightly less potent than bleach on tough mold. Smell can be strong initially, but dissipates.	Regular maintenance, deodorizing, breaking down residue.
Baking Soda (1/2 cup)	Mild abrasive for scrubbing. Excellent deodorizer. Gentle.	Not a primary mold killer on its own. Best used in conjunction with others.	Scrubbing dispensers, removing surface grime, odor absorption.
Commercial Cleaners (e.g., Affresh)	Specifically formulated for washing machines. Easy to use. Effective.	Can be more expensive ($8-$15 per pack). May contain various chemicals.	Stubborn odors, regular deep cleaning when other methods fail.

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Use what works for you. But don’t be afraid to mix and match. Or go hardcore with bleach if you need to.

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Frequently Asked Questions

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What kills mold in a washing machine?

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A strong solution of bleach (about 1 cup per cycle) or white vinegar (about 2 cups per cycle) run on the hottest, longest setting will kill most mold and mildew. Commercial washing machine cleaners, like Affresh, are also very effective and specifically formulated for this purpose. For visible mold on surfaces like the gasket, a direct application of bleach or vinegar followed by scrubbing is key.

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How often should I clean my washing machine to prevent mold?

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To prevent mold and mildew smells, aim for a deep clean cycle once a month. Weekly maintenance includes leaving the door ajar and wiping down the gasket. Regular use of hot water cycles also helps significantly.

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Can mold in a washing machine make me sick?

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While generally unlikely to cause severe illness from casual contact with the machine or clothes, prolonged exposure to mold spores can trigger allergies, asthma symptoms, or respiratory irritation in sensitive individuals. It’s best to clean the machine thoroughly to minimize spore release.

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Why does my washing machine smell like eggs?

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