Lg Refrigerator: not cooling

Professional Repair Guide

What is this symptom?

Is your LG refrigerator not cooling properly? If the fridge is powered on but fails to maintain cold temperatures, it can lead to food spoilage and discomfort. Common causes include dirty condenser coils, faulty fan motors, and poor airflow. Understanding these issues is crucial for timely intervention.

Urgency: High

Important Tips for Lg Models

  • Check for error codes on display and consult official LG error code guide

Possible Causes

Dirty or obstructed condenser coils

How to Identify: Back or bottom of fridge dusty/clogged with debris; compressor area is hot and fridge struggles to cool.

Part: Condenser coils

Faulty or stalled condenser fan or evaporator fan motor

How to Identify: No airflow sound, warm fridge but compressor running; freezer cool but fridge warm suggests evaporator fan issue.

Part: Condenser fan motor, Evaporator fan motor

Damper control assembly malfunction

How to Identify: Cold air not transferring from freezer to fridge compartment; fridge is warm but freezer is cold.

Part: Damper control assembly

Incorrect temperature settings or user settings

How to Identify: Thermostat set too warm or in energy‑saving mode; fridge not reaching setpoint.

Part: Temperature controls

Poor airflow due to blocked vents or overpacked interior

How to Identify: Food blocking air vents; cold fails to circulate evenly.

Part: Internal airflow paths

Compressor or refrigerant issues (major component failure)

How to Identify: No compressor hum; fridge not cooling at all; warm compressor area.

Part: Compressor, refrigerant circuit

DIY Solutions

Clean condenser coils

Moderate 30–60 minutes
Tools Needed: Vacuum with brush attachment, Coil cleaning brush
  1. Unplug refrigerator
  2. Locate condenser coils (back or bottom)
  3. Use brush and vacuum to remove dust/debris
  4. Plug refrigerator back in and monitor cooling
⚠️ Safety First: Unplug before cleaning coils to avoid shock

Check and improve internal airflow

Easy 10–15 minutes
  1. Remove excess food blocking vents
  2. Ensure shelves do not obstruct air paths
  3. Avoid overstuffing fridge interior

Adjust temperature and user settings

Easy 5 minutes
  1. Check temperature settings on control panel
  2. Set fridge to recommended cold setting
  3. Disable energy saving or demo modes if active

Professional Repairs

Replace faulty fan motors

Estimated Cost: $80–$200 per motor

Compressor or refrigerant circuit service

Estimated Cost: $300–$1000+

Damper control assembly replacement

Estimated Cost: $100–$300

When to Call a Professional

No improvement after DIY steps
Unusual noises from compressor or fans
No compressor sound and fridge remains warm
Evidence of refrigerant leak or electrical issues

Preventive Maintenance

  • Clean condenser coils: Poor cooling due to blocked heat dissipation
    Frequency: every 6 months
  • Check door seals: Air leaks reducing cooling efficiency
    Frequency: monthly

Frequently Asked Questions

Why is my LG Refrigerator not cooling?
Common causes include dirty condenser coils, faulty fan motors, and incorrect temperature settings.
How do I fix LG Refrigerator not cooling myself?
Clean condenser coils, improve airflow, and adjust temperature settings to resolve cooling issues.
How much does it cost to fix not cooling?
Professional repairs typically range from $80 to $1000+, depending on the issue.
When should I call a technician for not cooling?
Call a technician if DIY solutions fail or if you suspect a major component issue.

References & Sources

Community Analytical Insights

Analysis based on real user discussions from appliance repair communities

Can I Fix This Myself?

35%
DIY Success Rate Difficulty: Professional

Common Issues Reported by Users

  • Compressor failure (10 mentions)
  • Refrigerant issues (leak, recharge) (5 mentions)
  • Fan motor failure (3 mentions)
  • Control board issues (3 mentions)
  • Air circulation problems (2 mentions)

User Suggested Solutions

  1. Replaced compressor

    Success rate: 4.0%

  2. Replaced fan motor

    Success rate: 2.0%

  3. Checked and replaced compressor relay

    Success rate: 2.0%

  4. Recharged refrigerant

    Success rate: 2.0%

  5. Checked control board and performed sealed system test

    Success rate: 1.0%
Analysis based on 34 community discussions
View Sources

Data compiled from real discussions on r/appliancerepair and r/Appliances:

  1. The most reliable appliances?
  2. Stupid LG French door refrigerator not cooling enough
  3. Best inexpensive replacement fridge.
  4. Which Refrigerator to buy for Reliability and Temp?
  5. LG fridge isn’t cold enough, Tech recommends to replace air ...
  6. LG LSXS26386S/00 Was loud, stopped cooling, ruined all the f...
  7. LFXS28968S stopped working / no error code
  8. LG Refrigerator not cooling
  9. LG vs Haier Refrigerator – Which One is Better?
  10. LG Door Cooling+ Fridge Feature not working
  11. Failing Refrigerator Diagnosis - LG LFXS29766S not cooling. ...
  12. LG refrigerator repair
  13. Refrigerator troubleshooting
  14. LG fridge not cooling - flagging error code 6?
  15. LG Compressor Question - Labor Cost - Best Buy Extended Warr...
  16. LG LFXS28968S refrigerator stopped working / no error code
  17. LG Refrigerator not cooling
  18. Refrigerators Temperature Range
  19. 2021 LG Refrigerator French doors setup - Not Cooling
  20. LG refrigerator is not cooling
  21. Repairing might be a terrible idea, but...
  22. Help! LG Refrigerator Not Cooling
  23. LG Refrigerator not cooling HELP!
  24. LG refrigeratir not cooling
  25. LFX25960ST - LG REFRIGERATOR: Stopped cooling, Clicks every ...
  26. lg lmxs28596D/01 not cooling?
  27. Did we kill our LG Refrigerator??
  28. Evaporator fan or condenser failure?
  29. 2017 LG refrigerator suddenly stopped cooling
  30. Refrigerator Not Working
  31. LG (Kenmore) refrigerator won’t cool refrigerator compartmen...
  32. HELP! LG refrigerator not cooling the fresh food section
  33. LG Refrigerator - LFXS24623s
  34. Man did I mess up!

Community Discussions

fridge will no longer cool

Replaced the starter relay and capacitor.

DIY View on Reddit →

refrigerator stopped cooling, lights on temperature setting panel for fridge are not on, freezer is working but temperature panel numbers are lit up

replaced the fan

DIY View on Reddit →

not cooling

The compressor was replaced.

Pro needed View on Reddit →

Fridge not cooling

Replaced the starter relay and capacitor.

DIY View on Reddit →

fridge and freezer not working, weird noise from compressor, ice buildup, error code 6 blinks

likely compressor issue, confirmed by community

Pro needed View on Reddit →

Source: Reddit r/appliancerepair

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