Why does my fridge freezer smell?

Author: Kaycee Jacobi Sr.  |  Last update: Saturday, February 21, 2026

Poorly sealed containers: If food is not stored in airtight containers, smells can escape and permeate the fridge or freezer. Faulty defrost system: If the freezer's defrost system is not working properly, frost can build up and cause odors.

How do I stop my fridge freezer from smelling?

If your refrigerator smells exceptionally bad, mix about 1⁄2 cup of baking soda with a tablespoon or two of vanilla extract. Place the bowl on the bottom shelf of the fridge, and after a few days the baking soda and vanilla mixture will effectively and completely remove bad smells.

Why does my fridge smell bad but no rotten food?

  • Spoiled Food: The most common cause is food that has gone bad.
  • Spills: Liquids that have spilled and not been cleaned up can also create odors.
  • Clogged Drain: Many refrigerators have a drain for condensation.
  • Old Ice: If your fridge has an ice maker, old or contaminated ice can also produce bad smells.

What does a bad refrigerator compressor smell like?

If the compressor is wearing out it tends to run hot, which can give off a smell like burning oil. If the problem is electrical, you may notice more of an electrical burning smell. Either way, a burning smell coming from your refrigerator is an indication of a problem that needs to be addressed.

Why does my refrigerator smell funky?

  • Spoiled Food: The most common cause is food that has gone bad.
  • Spills: Liquids that have spilled and not been cleaned up can also create odors.
  • Clogged Drain: Many refrigerators have a drain for condensation.
  • Old Ice: If your fridge has an ice maker, old or contaminated ice can also produce bad smells.

Quick Tip to Fix a Smelly Fridge!

What does a fridge freon leak smell like?

When Freon leaks, it can cause a sweet or chemical smell. Leaking Freon can also damage your appliance and make it less efficient.

How to tell if your fridge is dying?

7 Signs Your Refrigerator Is Dying
  1. Your refrigerator is over 10 years old. ...
  2. You see excessive condensation on your food. ...
  3. Your food is going bad too quickly. ...
  4. Ice is building up in your freezer. ...
  5. Your refrigerator is leaking. ...
  6. The back of your refrigerator gets overly hot. ...
  7. Your refrigerator starts making strange noises.

What does a burned out compressor smell like?

Air conditioners have multiple electrical components including circuit boards, power wires, fans and compressors. Smelling burning gunpowder or plastic means that one, or multiple, components are, well, burning.

Why does my freezer smell like something died?

There are several causes for bad smells coming from your freezer. Typically, the culprits are microbes – bacteria, yeasts and moulds. Although a freezer dramatically slows down the growth of most common spoilage microbes, some can still thrive if the temperature rises above -18°C (the recommended freezer temperature).

What does a smelly fridge mean?

Spoiled food: When food goes bad, it can produce unpleasant smells that can spread throughout the fridge. Spills: Food or liquid spills in the fridge can create a breeding ground for odor-causing bacteria.

How to fix a freon leak in a refrigerator?

How to Fix a Refrigerant Leak in a Refrigerator
  1. Patch rust holes on the condenser coils. ...
  2. Replace condenser tubing. ...
  3. Swap out the valves. ...
  4. Install new compressor or condenser.

What is the best fridge deodorizer?

The Best: Remodeez Aqua Refrigerator Deodorizer

This means that a single Remodeez will last much longer than anything full of baking soda (though the baking soda models can be refilled). Basically, you only need to replace it every six months—which is about five months and 27 days longer than your oldest leftovers.

Why does my freezer smell bad even after cleaning?

If the odor remains, try one of the following methods: Place trays of activated charcoal, clean kitty litter or baking soda on the shelves of the refrigerator or freezer. Run the appliance empty for 2 or 3 days. Activated charcoal can be purchased from stores that sell aquarium and terrarium supplies.

Does a lemon get rid of a smelly fridge?

Yes, you can. To clean the fridge shelves, you can squeeze lemon juice onto a cloth or towel and wipe them down. Alternatively, you can place a few citrus slices in a bowl and leave them in the fridge for greater absorption power. It usually takes a few hours before you notice the odors have dissipated.

What does a Freon leak smell like?

Freon is generally odorless in small quantities, making it difficult to detect leaks based on smell alone. However, when a leak occurs, a faint, sweetish odor may be noticeable. Some people describe this smell as similar to acetone, nail polish remover, or even chloroform.

How to tell if a compressor burned out?

Loud Noises – Your air conditioning system can start to vibrate when there is a compressor failure. The sounds made from these vibrations should be obvious to hear from inside your Irving, Texas home. These noises go beyond normal on/off cycling, and will often get your attention.

What is dirty sock syndrome?

“Dirty Sock Syndrome” refers to when a foul-smelling, mold- or mildew-like odor comes from your air conditioner when you first turn it on. This happens when moisture, dust, and dirt build up on your AC system's evaporator coil, inviting bacteria and mold to multiply.

How do you know if your refrigerator freezer is going out?

Noticing sour milk, bumps in the night and astronomically high energy bills? These are just a handful of signs that your fridge-freezer may not be running as well as it should be.

How long do I unplug my fridge to reset it?

Reset your refrigerator: First, unplug it (or turn off the power at the circuit breaker), and then wait about five minutes for the electrical charge to clear out of it. Then, power it back on again.

What is the average lifespan of a refrigerator?

According to the United States Department of Energy, refrigerators last approximately 12 years. At that point, it's likely time to replace it. Of course, if your refrigerator is not energy-efficient, you may want to consider replacing it before it stops working.

Should I unplug the fridge to clean coils?

How to Clean Refrigerator Coils. You must first unplug your refrigerator before cleaning to stop the flow of electrical current to your appliance.

Why is the fridge not cold but the freezer is?

If your freezer is cold but the refrigerator section isn't staying cool, there are several possible causes that you can troubleshoot yourself. The most common issues are overstuffing the freezer, blocked condenser coils, a problem with the evaporator fan motor, and a faulty thermistor.

What are the symptoms of dirty fridge coils?

It's worth cleaning your refrigerator coils whenever you notice cooling issues or see an unexplained spike in your energy bills. Another sign that you need to clean your refrigerator coils is an overworked compressor. You can often hear the compressor running when it needs to cool your fridge down.

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