How to Clean a Washing Machine with Vinegar: The Safe Method

You’ve been cleaning your washing machine with vinegar for months because you read it was a natural alternative to commercial cleaners. The drum smells okay, but lately the rubber seal on your front-loader feels sticky and the door doesn’t close as tightly. You wonder if the vinegar is causing the problem. It probably is. Vinegar can freshen your washing machine, but using it regularly and incorrectly causes damage that costs more to fix than the vinegar saved.

Cleaning a washing machine with vinegar is the practice of using distilled white vinegar to freshen the drum surface and remove light odors from a washing machine. While vinegar can provide a temporary freshening effect, it is not a replacement for a dedicated washing machine cleaner because it can’t reach internal components and its acidity can degrade rubber and metal parts over time.

To clean a washing machine with vinegar safely, use no more than 2 cups of distilled white vinegar in a hot cycle no more than once every 3 to 6 months. For regular monthly cleaning, use a dedicated washing machine cleaner. Don’t pour vinegar on rubber gaskets, don’t mix it with bleach, and don’t use it as your only cleaning method.

What Vinegar Does to Your Washing Machine

Freshens the drum surface. The acetic acid in vinegar (5% concentration) breaks down odor compounds on the drum surface. A hot cycle with vinegar can make the drum smell cleaner for a short time.

Dissolves light mineral deposits. Vinegar’s acidity can dissolve light hard water deposits on the drum surface. For heavy mineral buildup, a commercial descaler is more effective.

Removes light detergent residue. Vinegar can help dissolve thin layers of detergent residue on the drum surface. For thick, hardened buildup, a dedicated cleaner is needed.

What Vinegar Can’t Do

Can’t clean internal components. The areas where most buildup hides are the outer tub, internal hoses, drain pump, and heating element. Vinegar poured in the drum can’t reach these areas effectively. A dedicated cleaner like affresh Washing Machine Cleaner is formulated to circulate through and clean these internal components.

Can’t remove thick buildup. Vinegar is a mild acid. It can dissolve light residue but can’t break down thick, hardened deposits of detergent, fabric softener, and minerals that accumulate over months.

Can’t kill all organisms. Vinegar has some antimicrobial properties but isn’t as effective as commercial cleaners at killing the full range of bacteria and mold that grow in washing machines.

Can damage rubber and metal. This is the most important limitation. The acetic acid in vinegar breaks down rubber compounds over time, causing seals, gaskets, and hoses to become sticky, brittle, and eventually fail. Regular use also corrodes some metal components.

The Safe Method: Step by Step

If you want to use vinegar as an occasional supplement to your regular cleaning routine, here’s how to do it safely:

Step 1: Pour 2 cups of distilled white vinegar directly into the drum (not the dispenser).

Step 2: Set the washing machine to the hottest water setting and the longest cycle. If your machine has a dedicated “Clean Washer” or “Self-Clean” cycle, use that.

Step 3: Run the cycle with no clothes in the machine.

Step 4: After the cycle ends, wipe the drum with a clean cloth to remove any loosened residue.

Step 5: Leave the door or lid open to let the drum dry completely.

Do this no more than once every 3 to 6 months. For monthly cleaning, use a dedicated washing machine cleaner.

What Not to Do

Don’t use vinegar on the rubber gasket. The rubber gasket on front-loading washers is the most vulnerable component. Wipe it with warm water and dish soap instead.

Don’t use vinegar on every cycle. Regular use degrades rubber seals, gaskets, and hoses. Use it occasionally for drum freshening only.

Don’t mix vinegar with bleach. Mixing vinegar and chlorine bleach creates toxic chlorine gas. Never use both in the same cycle.

Don’t use more than 2 cups. Excess vinegar doesn’t clean better and increases the risk of damage to rubber and metal components.

Don’t use vinegar as your only cleaner. Vinegar can’t reach internal components or remove thick buildup. Use a dedicated washing machine cleaner for monthly maintenance.

Don’t use apple cider vinegar. The brown color can stain light-colored drum surfaces. Use distilled white vinegar only.

The Right Way to Clean Your Washing Machine

For regular monthly cleaning, use a dedicated cleaner:

Drop one affresh Washing Machine Cleaner tablet into the drum and run the hottest cycle. The tablet is formulated to clean the drum, internal tub, drain pump, and hoses without damaging rubber or metal components.

For the rubber gasket (front-loaders): Wipe with a cloth dampened with warm water and dish soap. Pull back the folds and wipe inside.

For the detergent dispenser: Remove the drawer and soak it in warm water. Scrub with an old toothbrush.

For the drain filter (front-loaders): Remove and clean monthly.

Comparison: Vinegar vs. Dedicated Cleaner

Feature	White Vinegar	affresh Cleaner
Cleans drum surface	Yes (lightly)	Yes (thoroughly)
Cleans internal components	No	Yes
Safe for rubber seals	No (degrades over time)	Yes
Safe for metal components	Mostly (not regular use)	Yes
Removes heavy buildup	No	Yes
Cost per use	Very low	Low
Recommended frequency	Every 3 to 6 months	Monthly

FAQ

Can you clean a washing machine with vinegar? Vinegar can freshen the drum surface and remove light odors, but it can’t clean internal components or remove thick buildup. Use 2 cups of vinegar in a hot cycle no more than once every 3 to 6 months. For monthly cleaning, use a dedicated washing machine cleaner.

How much vinegar do you use to clean a washing machine? Use 2 cups of distilled white vinegar poured directly into the drum. Run the hottest and longest cycle with no clothes. Don’t use more than 2 cups, as excess vinegar can damage rubber and metal components.

Does vinegar damage washing machines? Regular use of vinegar in the drum can degrade rubber seals, gaskets, and hoses over time due to its acidity. The rubber becomes sticky and brittle, eventually failing. Use vinegar occasionally and use a dedicated cleaner for monthly maintenance.

Is vinegar or a commercial cleaner better for washing machines? A commercial cleaner like affresh is better for regular monthly cleaning because it cleans internal components and doesn’t damage rubber or metal. Vinegar can be used occasionally as a supplement for drum freshening but not as a replacement.

Can you mix vinegar and bleach in a washing machine? No. Mixing vinegar and chlorine bleach creates toxic chlorine gas. Never use both in the same cycle.

How often should you clean your washing machine? Run a cleaning cycle with a dedicated washing machine cleaner once a month. If you also use vinegar, do it once every 3 to 6 months as a supplement. Clean the dispenser and gasket (front-loaders) more frequently.

What can you use instead of vinegar to clean a washing machine? Use a dedicated washing machine cleaner like affresh tablets. Drop one tablet in the drum and run the hottest cycle. It’s formulated to clean internal components without damaging rubber or metal parts.

References

1. Maytag. “Stop Using Vinegar to Clean Your Washing Machine.” maytag.com.
2. affresh. “How to Clean Your Washing Machine.” affresh.com.
3. Consumer Reports. “How to Clean a Washing Machine.” consumerreports.org.
4. The Spruce. “How to Use Vinegar in Laundry.” thespruce.com.