T
The Daily Insight

What causes the refrigerator to not stay cool?

Author

David Ramirez

Published Feb 08, 2026

What causes the refrigerator to not stay cool?

Refrigerator Not Cold Enough: 8 Possible Causes Faulty Door Gaskets The door gaskets in a refrigerator ensure a sealed closure every time you shut the door. Dirty Condenser Coils Dirty condenser coils can result in improper functioning of the fridge. These coils are located on the back or the underside. Frost-free Feature Not Working If the frost-free feature fails, it will cause a buildup of frost around the evaporator coils in the freezer.

Why is my fridge and freezer not cooling?

Be sure the fridge is plugged in and getting power. Check the thermostat to make sure it hasn’t been turned way down by mistake. Be sure the vents on the back of the freezer compartment aren’t blocked by boxes of ice cream or frozen vegetables-the vents have to be clear for cold air to Vacuum the coils under or behind the fridge.

Why is the refrigerator not blowing cold air?

There can be other issues why your refrigerator is not blowing cold air such as a bad compressor, bad temperature control thermostat, dirty condenser coils, or even the main control board may be defective. (There is a refrigerator troubleshooting guide here that can help you even further if needed.) If the Condenser Fan Motor was defective, (the blower fan in the refrigerator) then you would NOT hear it running/blowing.

Why is my Refrigerator not working?

However, even without an external interruption, vital parts of the fridge can simply stop working for seemingly no reason at all. Oftentimes, the evaporator fan will malfunction and prevent the fridge from cooling. Other times, a non-functioning start relay or even a faulty thermostat can be the cause of a refrigerator not cooling.

Be sure the fridge is plugged in and getting power. Check the thermostat to make sure it hasn’t been turned way down by mistake. Be sure the vents on the back of the freezer compartment aren’t blocked by boxes of ice cream or frozen vegetables-the vents have to be clear for cold air to Vacuum the coils under or behind the fridge.

There can be other issues why your refrigerator is not blowing cold air such as a bad compressor, bad temperature control thermostat, dirty condenser coils, or even the main control board may be defective. (There is a refrigerator troubleshooting guide here that can help you even further if needed.) If the Condenser Fan Motor was defective, (the blower fan in the refrigerator) then you would NOT hear it running/blowing.

However, even without an external interruption, vital parts of the fridge can simply stop working for seemingly no reason at all. Oftentimes, the evaporator fan will malfunction and prevent the fridge from cooling. Other times, a non-functioning start relay or even a faulty thermostat can be the cause of a refrigerator not cooling.