Refrigerator Not Cooling – What Part Fixes This Problem?
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Understanding the Problem
A refrigerator that runs but doesn't cool properly will cause food to spoil. This problem is usually caused by a failed evaporator fan, a faulty compressor start relay, or a defrost system malfunction. Identifying the right part early can save you from an expensive service call.
Common Causes
- Failed evaporator fan motor
- Defective compressor start relay
- Malfunctioning defrost thermostat
- Faulty temperature control thermostat
- Dirty or dusty condenser coils
- Worn or damaged door gaskets allowing warm air in
Popular Parts That Fix This Problem
These are the most common replacement parts that fix this problem. When you're ready to order, click below to find the right part at PartsDiscount.com — just search by your appliance model number for a guaranteed fit.
Helpful Repair Tip
Start by checking if the freezer is cold but the fridge section is warm. If so, the evaporator fan motor is likely the culprit—it circulates cold air from the freezer to the fridge. If neither section is cold, check the compressor start relay by unplugging it and shaking it. A rattling sound means it's failed.
Brand-Specific Issues
Common problems reported by brand
LG
"LG refrigerator linear compressor failure"LG refrigerators have faced well-publicized compressor failures, leading to class-action lawsuits. The linear compressor—a signature LG technology—can fail prematurely, leaving the fridge warm. Common searches include "LG fridge not cooling" and "LG compressor recall." If your LG refrigerator stops cooling, check whether your model is covered under LG's extended compressor warranty before purchasing parts.
Real DIY Repair Stories
1 storiesCondenser fan motor swap brought our fridge back to life
Noticed our Samsung refrigerator was not keeping things cold anymore. The freezer side was barely cool and the fridge section was getting warm. I pulled the fridge away from the wall and could hear the compressor running but the condenser fan was not spinning at all. The motor had burned out. I found the exact replacement fan motor online and it arrived within a few days. Installation required removing a small access panel on the back and swapping a few wire connectors. The hardest part was honestly just moving the fridge. Within a few hours of the repair everything was back to the right temperature. Really glad I did not have to call a technician for this one.
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Find the Right Part for Your Appliance
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Whether your dishwasher won't drain, your dryer stopped heating, or your fridge isn't cold, we've created simple repair guides for the most common appliance problems homeowners face. Each guide explains what's going wrong, the most likely causes, and which replacement parts fix the issue. When you're ready to order, we link directly to PartsDiscount.com where you can search by model number and get the right part shipped fast.