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What Do These Scary AC Noises Mean?

Are you worried about a gurgling or squealing air conditioner? If so, this article will help you understand the meaning of these sounds. While it is not advisable to open your air conditioner if it’s making scary noises, it’s best to call a technician to get a proper diagnosis. Listed below are some of the most common reasons for these noises.


If you hear squealing AC noises, you probably need to get your unit fixed as soon as possible. These noises are indicative of high internal pressure in your compressor, and you should have a professional come check it out immediately. High internal pressure can cause your air conditioner to shut off, and while ignoring these noises will not result in permanent damage, it can reduce the lifespan of your system.

A high-pitched squeal is one of the most common problems associated with AC systems. This high-pitched sound often disrupts the quiet of a peaceful night’s sleep. Squealing AC noises are caused by dirt accumulating on coils, which reduce the return airflow. Additionally, dirty coils can become insulated, reducing their ability to absorb heat. While accumulated dirt is the most common culprit, other problems may also be involved. Air conditioning repair houston can fix squealing AC noises.

Squealing AC noises could be a sign of a broken air conditioner compressor. If the noise occurs while the AC is running, the compressor may be overcharged. Overcharging the AC will not cool properly and can cause damage to its other parts. In addition to squealing noises, you may also hear hissing noises when you turn off the air conditioner.


If you’re hearing gurgling AC noises, you’re probably experiencing a problem with your condenser (outdoor unit) or a problem with the fan or blower. If you’re hearing these sounds, the problem may be with the fan or blower, or it could be with the condensate drain line. It’s important to take action immediately because ignoring the sound will only make it worse.

The most common cause of a gurgling air conditioner noise is a leak in the refrigerant line, which is responsible for circulating the liquid coolant throughout the unit. It’s essential that these lines be completely sealed to prevent air from getting trapped inside. If the air flow is smooth and there’s no leak in the liquid coolant line, you won’t hear a gurgling sound. However, if the air conditioner is still functioning properly, it’s safe to keep it running, but a professional should be consulted.

If you’re experiencing a gurgling AC noise, the problem might be with the condenser. The problem may be related to the moisture level in the air. When the temperature varies, the belt can expand and contract, causing the gurgling sound. If the noise continues, you may need to replace the condenser altogether. However, if the noise is not resolved within two days, contact your local HVAC company immediately.

Now that you know the reasons for the scary noises of your AC, get these noises fixed by getting in touch with us.