7 Common AC Problems and How to Fix Them

7 Common AC Problems and How to Fix Them

When the scorching summer heat arrives, having a properly functioning air conditioner becomes a necessity for a comfortable living environment. However, AC units can encounter various issues that can disrupt their performance, leaving you feeling hot and frustrated.

If you require professional assistance with your AC, look no further than Stephan Home Comfort. We specialize in air conditioning services, including air conditioning installation near me and the surrounding areas of Michigan, ensuring your home remains cool and comfortable throughout the summer season.

In this blog, we will discuss seven common AC problems and provide you with effective solutions to fix them:

Insufficient Cooling

Insufficient cooling issues can arise due to various factors, including dirty air filters, refrigerant leaks, or a malfunctioning compressor. To address this problem:

  • Clean or replace the air filters regularly.
  • Check for any refrigerant leaks and schedule a professional AC repair service if necessary.
  • Ensure the compressor is functioning correctly by contacting an experienced technician from Stephan Home Comfort.

Noisy Operation

If your AC system is making unusual sounds like buzzing, rattling, or grinding sounds, it can be indicative of underlying issues. Some potential causes of noisy operation are loose components, a worn-out fan belt, or a faulty motor. To resolve this problem:

  • Tighten any loose screws, bolts, or connections.
  • Replace a worn-out fan belt promptly.
  • Seek professionals like Stephan Home Comfort for AC inspection in Garden Grove, CA to inspect and repair a faulty motor.

Frequent Cycling On and Off

If your AC unit is switching on and off frequently, it can indicate a problem with the thermostat, refrigerant levels, or an obstructed condenser unit. Try the following solutions:

  • Check the thermostat settings to ensure that they are correctly calibrated.
  • Have a professional technician like Stephan Home Comfort inspect and adjust the refrigerant levels.
  • Clear any debris or vegetation around the condenser unit to ensure proper airflow.

Water Leaks

Finding water leaks around your AC unit is a common issue and can be caused by a clogged condensate drain line or a malfunctioning condensate pump. Follow these steps to fix the problem:

  • Clear the blockages in the condensate drain line using a vacuum or a pipe cleaner.
  • Test the condensate pump and replace it if necessary.
  • Consider scheduling a professional AC tune-up service to ensure optimal drainage.

Foul Odors

Unpleasant odors emanating from your AC vents can be quite bothersome. These odors can be a result of microbial growth in the evaporator coils or a clogged condensate drain pan. To eliminate foul smells:

  • Clean or replace the air filters regularly.
  • Use mold and mildew inhibitors in the condensate drain pan.
  • Schedule a professional AC tune-up to clean the evaporator coils thoroughly.

Electrical Issues

Electrical problems in an AC unit can range from tripped circuit breakers to faulty wiring. These issues can prevent the AC from functioning altogether. Here’s what you can do:

  • Check if the circuit breaker is functioning properly and reset it if necessary.
  • Inspect the wiring for any visible damage, wear and tear, or loose connections.
  • Contact a professional AC technician from Stephan Home Comfort to handle electrical repairs safely.

Lack of Maintenance

Neglecting regular maintenance can lead to a variety of AC problems over time. Preventive measures you can take include:

  • Schedule annual AC repair near you with Stephan Home Comfort, to identify and address any potential issues.
  • Keep the outdoor unit clean and free from debris.
  • Change air filters regularly to maintain proper airflow and system efficiency.


By being aware of these common AC problems and their solutions, you can save yourself from discomfort and unnecessary expenses. Remember to contact Stephan Home Comfort if you require professional assistance with your AC. Whether you need an AC replacement, repair, or tune-up, our skilled technicians are equipped to handle all your cooling needs. Stay cool and comfortable this summer by reaching out to us today!