Refrigerator Not Cooling in Tyler, TX | What to Check Before Calling a Tech

Check the Obvious Stuff First

Before diving into technical causes, run through this quick checklist. You’d be surprised how often these simple things are the culprit:

• ✓ Is the refrigerator plugged in securely? A partially pulled plug or a loose outlet connection can cause intermittent power loss.
• ✓ Is the circuit breaker tripped? Check your breaker box. Refrigerators draw significant power, and a shared circuit can trip unexpectedly.
• ✓ Is the temperature dial turned correctly? Someone may have accidentally bumped the thermostat dial inside the fridge. Most refrigerators should be set between 35°F and 38°F. Freezers should be at 0°F.
• ✓ Is the door seal intact? Close the door on a piece of paper. If you can pull the paper out easily, the door gasket is worn and cold air is escaping.
• ✓ Is the fridge overpacked? Stuffing a refrigerator too full blocks the internal airflow vents, preventing cold air from circulating properly.

Dirty Condenser Coils

This is the single most common reason refrigerators stop cooling efficiently — and it’s 100% preventable with regular maintenance.

What Are Condenser Coils?

Condenser coils are located either underneath your refrigerator (behind a front kick plate) or on the back of the unit. Their job is to release heat from the refrigerant as it circulates through the system. Think of them like the radiator in your car — they need to breathe to do their job.

What Happens When They Get Dirty?

In Tyler homes, dust, pet hair, and debris accumulate on these coils over time. When the coils are coated in grime, they can’t release heat efficiently. The compressor has to work overtime to compensate, your fridge struggles to maintain temperature, and eventually the whole system starts running hot.

How to Check and Clean Them

• Unplug your refrigerator before doing anything.
• Pull the fridge away from the wall slightly, or remove the front kick plate at the bottom.
• Look at the coils — if they’re visibly covered in dust and pet hair, that’s your problem.
• Use a vacuum with a brush attachment or a coil cleaning brush (available at any hardware store in Tyler) to gently remove the buildup.
• Plug the fridge back in and give it 2–3 hours to see if cooling improves.

Faulty or Miscalibrated Thermostat

Your refrigerator’s thermostat is the brain of the cooling system. It tells the compressor when to kick on and when to shut off based on the internal temperature. If the thermostat is faulty or out of calibration, your compressor may not run at all — or it may not run long enough to get the fridge cold.

Signs the Thermostat Is the Problem:

• The refrigerator feels slightly cool but never reaches the set temperature.
• The compressor doesn’t seem to run at all (no humming sound from the back of the fridge).
• The fridge goes through cycles of being cold, then warming up.

How to Test It Yourself

Turn the thermostat dial all the way from its lowest to its highest setting. As you turn it up, you should hear a “click” — that click means the thermostat is signaling the compressor to run. If you hear no click at any point, the thermostat may be faulty. You can also place a thermometer inside your fridge and check the reading after an hour. If the temperature is more than 5 degrees off from your setting, the thermostat could be the issue.

Can You Fix It Yourself?

Thermostat replacement is possible as a DIY repair if you’re comfortable with basic appliance work. However, the wrong part or an incorrect installation can cause further damage. In most cases, it’s worth having a Tyler appliance repair tech diagnose and replace it — it’s typically a quick, affordable fix.

Blocked or Frozen Evaporator Vents

Inside your refrigerator and freezer compartment, there are small vents that distribute cold air from the evaporator coils throughout the unit. If these vents get blocked — by ice buildup, misplaced food containers, or a frozen-over evaporator — cold air can’t circulate, and your fridge warms up even though the freezer may still be running fine.

How to Identify This Problem:

• Your freezer is ice cold, but the refrigerator section is barely cool.
• You can see ice buildup around the back wall of the freezer compartment.
• There’s an unusual amount of frost inside the fridge or freezer.

What to Do

First, check for physical blockages. Make sure no food containers are pressed up against the vent openings on the back wall or ceiling of the fridge interior. Rearrange items to allow free airflow. If there is ice buildup, you’ll need to manually defrost the unit:

• Remove all food and store it in a cooler with ice.
• Unplug the refrigerator.
• Leave the doors open and place towels on the floor to catch water.
• Allow all ice to melt — this takes 4–8 hours.
• Plug the unit back in and check if cooling improves.

If the problem comes back within a week or two, your automatic defrost system (defrost heater, defrost thermostat, or defrost timer) has likely failed — and that requires a professional repair.

Broken Evaporator Fan

The evaporator fan is responsible for pulling air over the evaporator coils and pushing it into the refrigerator and freezer compartments. Without it, even perfectly functional coils won’t cool your fridge properly.

Where Is the Evaporator Fan?

It’s located in the freezer compartment, behind a panel on the back wall. In most side-by-side and top-freezer refrigerators, you’ll need to remove a few screws to access it.

Signs the Evaporator Fan Is Failing:

• You hear the compressor running (humming from the back of the fridge), but the inside isn’t getting cold.
• There’s very little airflow when you open the fridge — the air feels still rather than circulating.
• You hear an unusual buzzing, rattling, or squealing sound coming from the freezer area.
• The freezer is colder near the evaporator panel and warmer farther away from it.

Quick Test You Can Do at Home

Open your freezer door and press the door switch (the button that turns the interior light off when you close the door). In most models, this also activates the evaporator fan. If the fan doesn’t turn on when you press that switch, or if it runs but makes grinding noises, the fan motor is likely failing.

A failed evaporator fan motor needs to be replaced — this is not a repair most homeowners should attempt without experience, as it involves removing freezer panels, disconnecting wiring, and sourcing the correct replacement motor for your model.

Compressor Issues

The compressor is the heart of your refrigerator’s cooling system. It compresses the refrigerant gas and circulates it through the coils. If the compressor fails, your fridge will not cool at all — period.

Signs of Compressor Problems:

• The refrigerator makes loud clicking sounds every few minutes (the compressor trying and failing to start).
• You hear no compressor hum at all, even though the fridge is plugged in and the lights work.
• The back of the refrigerator feels extremely hot to the touch.
• The fridge ran fine, then suddenly stopped cooling entirely with no warning.

Repair or Replace?

Here’s the honest truth that any good Tyler appliance repair technician will tell you: compressor replacement is expensive. On older units, the cost of a new compressor plus labor can approach — or even exceed — the price of a new refrigerator. If your refrigerator is under 7 years old, compressor repair is often worth it. If it’s 10+ years old, replacement may make more financial sense.

Refrigerant Leak

Refrigerant is the chemical that actually absorbs heat and makes cooling possible. If there’s a leak in the refrigerant lines, your fridge simply cannot cool, no matter how well everything else is working.

Signs of a Refrigerant Leak:

• The fridge runs constantly but never gets cold.
• You notice an oily residue around fittings or connections at the back of the unit.
• There’s a faint chemical or sweet smell near the refrigerator.
• The evaporator coils (if you can access them) have ice on only part of the coil rather than uniformly.