Your freezer is ice-cold, but the milk in the fridge is warm. Or the opposite: the fridge feels fine, but the ice cream in the freezer is soft. This is one of the most common calls we get in Austin and Dallas. The good news: it usually comes down to a short list of causes. Some you can check yourself in five minutes. Others need a technician.
This guide walks through each symptom, what’s causing it, and when it’s time to call for repair.
First: A Quick 5-Minute Check
Temperature settings. Kids, guests or moving groceries around can bump a dial. The fridge should be at 37–40°F and the freezer at 0°F.
Blocked vents. If a box of frozen pizza or a bag of vegetables is pressed against a vent, cold air can’t get through.
Door seal. A door left open a crack, or a torn gasket, lets warm Texas air in all day long.
Listen. With the door closed, do you hear the compressor humming and a fan running? Silence is a clue too.
If everything above looks normal, keep reading.
Freezer Is Cold, but the Fridge Is Warm
In most modern refrigerators there is only one cooling system, and it lives in the freezer. A fan blows cold air from the freezer into the fridge section through a small air duct. So when the freezer is fine but the fridge is warm, the problem is almost always airflow, not “freon.”
Frost Buildup on the Evaporator Coils
Signs: Frost on the back wall of the freezer. The fridge gets warmer over several days. Turning the fridge off for a day “fixes” it for a week or two.
What it likely means: The defrost system has failed. Ice slowly covers the cooling coils behind the freezer panel and blocks the air going to the fridge. This is the number one cause we see.
What to do: Unplugging the fridge to melt the ice is only a temporary band-aid. The real fix is repairing the defrost system: the defrost heater, defrost thermostat or defrost control board.
Evaporator Fan Motor Failed
Signs: The freezer stays fairly cold, but the fridge warms up. Open the freezer and press the door switch: no fan sound or airflow. Sometimes the fan squeals or ticks for weeks before it quits.
What it likely means: The fan that pushes cold air into the fridge has stopped.
What to do: Call a technician. A fan motor is a straightforward repair that can usually be done in one visit.
Air Damper Stuck Closed
Signs: Freezer OK, fridge warm, no frost and the fan is running.
What it likely means: The small door (damper) that controls how much cold air enters the fridge is stuck closed or frozen.
What to do: A technician can test the damper and its control and replace it if needed.
Bottom-Freezer and French-Door Models: Ice in the Air Duct
Signs: Same symptom — freezer OK, fridge warm — often after a defrost problem.
What it likely means: On these models, cold air travels up to the fridge through a long duct, and the duct can freeze shut.
What to do: Clearing the ice helps for a while, but the cause (usually defrost or a drain issue) has to be fixed or it will come back.
Fridge Is Cold, but the Freezer Is Warm
This is less common and usually more serious, because the freezer is the coldest part of the system.
Dirty Condenser Coils or a Stopped Condenser Fan
Signs: The fridge runs non-stop, the side panels feel hot, and the freezer is the first to warm up.
What it likely means: The condenser coils (under or behind the fridge) can’t release heat because they’re covered in dust and pet hair, or the condenser fan has stopped.
What to do: Pull the fridge out and vacuum the coils. If the fan isn’t spinning, call a technician. In Texas, where fridges work hard all summer, cleaning the coils once or twice a year is a good habit.
Start Relay or Compressor Problems
Signs: A click every few minutes, but no steady hum.
What it likely means: The compressor is trying to start and failing. The cause can be an inexpensive start relay or a more serious compressor issue.
What to do: Call soon. A start relay is a simple, low-cost repair if caught early.
Sealed System: Refrigerant Leak
Signs: Both sections slowly get warmer, the compressor runs all the time, and frost appears only on part of the coils.
What it likely means: Low refrigerant. It’s less common than people think, but it happens.
What to do: Refrigerant work requires an EPA-certified technician and special equipment. Don’t attempt it yourself.
A Quick Reference Guide
| Symptom | Likely Cause | Urgency |
|---|---|---|
| Frost on back wall of freezer, fridge warm | Defrost system failure | 🔴 Call soon |
| Freezer cold, no fan sound | Evaporator fan motor | 🔴 Call soon |
| Freezer cold, fan running, fridge warm | Damper or frozen air duct | ⚠️ Check soon |
| Runs non-stop, hot side panels | Dirty condenser coils / condenser fan | ⚠️ Clean coils first |
| Clicking, no steady hum | Start relay or compressor | 🔴 Call now |
| Both sections slowly warming | Possible refrigerant leak | 🔴 Call now |
Repair or Replace?
Most of the problems above (defrost parts, fans, dampers, relays) are affordable repairs and well worth fixing, even on an older fridge. A compressor or sealed-system repair costs more, and on a very old, basic model replacement can make more sense. On high-end built-ins like Sub-Zero, Monogram, Thermador or Viking, repair is almost always the better choice. A good technician will tell you honestly which side of the line you’re on.
Food safety tip: the USDA recommends throwing out perishable food that has been above 40°F for more than 2 hours. Don’t wait too long — a fridge that is “a little warm” can spoil a full load of groceries in a day.
We Repair Refrigerators Across Austin and Dallas
At Real Appliance Repair, a refrigerator that isn’t cooling is one of our most urgent calls — and we treat it that way. We’re a family-owned, licensed and insured company offering same-day and next-day appointments across Austin, Cedar Park, Round Rock, Georgetown, Dallas, Frisco, Plano, McKinney and the surrounding areas. We repair all major brands, including Sub-Zero, Monogram, Viking and Thermador, and our technicians carry common refrigerator parts on their vans, so many repairs are completed in a single visit. Learn more about our refrigerator repair service.
Service call fee: $87 for refrigerators (waived when you proceed with the repair). Book online and save $5. New customers save $30.
Schedule Your Refrigerator Repair Online → Or call us: (512) 641-6525 (Austin) | (469) 971-2332 (Dallas)
FAQ
Why is my freezer cold but my fridge warm?
Most often because cold air from the freezer can’t reach the fridge: frost on the evaporator coils (a failed defrost system), a broken evaporator fan, or a stuck air damper.
Can I fix a fridge that isn’t cooling by unplugging it?
Unplugging for 24 hours melts the ice and may work for a few days, but if the defrost system has failed, the ice will come back. It’s a temporary fix, not a repair.
Is it low freon?
Sometimes, but much less often than airflow or defrost problems. A technician should rule out the simpler causes first.
Not sure what’s going on with your fridge? Contact us and describe the symptoms — we’re happy to help you figure it out before you commit to a service call.