Jun 18, 2025 · A faulty air conditioner that has stopped cooling can be a big problem in the sweltering summer heat. Here are nine reasons the AC isn't cooling and how to fix it.

Mar 26, 2025 · There are many reasons your AC might be running but not cooling. This guide helps you troubleshoot common problems, and provides DIY fixes.

Nov 21, 2025 · Key Takeaways: How to Fix an AC Not Cooling. Check the Thermostat: Set to “cool,” not “fan” or “heat.” Replace batteries if needed. Change the Air Filter: Replace clogged …

Understanding why your air conditioner isn't cooling is the first step toward restoring comfort and control. This guide explores the most common reasons your AC might not be blowing cold air …

Jun 3, 2025 · Learn the common reasons and fixes for why is my AC not cooling. From thermostat errors to deeper issues like compressor problems, we show you why your AC isn’t performing …

Jun 27, 2025 · The problem of air conditioner not cooling is very common among the U.S. homeowners and in most cases it has a cause. This paper discusses the reasons why a …

Jul 21, 2025 · Low refrigerant levels are a common cause of poor cooling. Leaks in the refrigerant lines can lead to gradual refrigerant depletion, reducing cooling capacity. This usually requires …

Jul 14, 2025 · AC running but not cooling? Learn 6 common causes and DIY troubleshooting steps to fix your air conditioner. Get expert tips from Brothers HVAC professionals.

In this guide, we’ll walk through the most common AC issues – starting with the easiest fixes – then share ways to prevent a sweltering summer without air conditioning.