Is your central air conditioner in Peoria, Illinois not operating as efficiently as it used to? Are you experiencing discomfort in your home due to inconsistent cooling or rising energy bills? If so, it may be time to pay attention to the signs that your central air conditioner is in need of repair or even replacement. In this article, we will explore the ten most common signs that indicate your AC system requires attention. As a trusted AC repair company serving Peoria, Illinois, AAA Northgate is here to help you identify these signs and provide expert solutions to keep your home cool and comfortable.

These are the 10 common signs that your central air conditioner may need to be repaired or replaced:


  1. Poor airflow: If you notice weak or inconsistent airflow from your vents, it could indicate a problem with your air conditioner’s compressor or ductwork.
  2. Warm air: If your air conditioner is blowing warm air instead of cool air, it could be due to a refrigerant leak or a malfunctioning compressor.
  3. Strange noises: Unusual noises such as grinding, squealing, or banging could indicate a problem with the compressor, motor, or other components.
  4. High humidity: If your home feels excessively humid, it could be due to a malfunctioning air conditioner that is not properly removing moisture from the air.
  5. Foul odors: A musty or moldy smell coming from your vents could indicate a problem with your air conditioner’s ductwork or filter.
  6. Water leaks: If you notice water pooling around your air conditioner or dripping from the vents, it could indicate a clogged drain line or a malfunctioning condensate pump.
  7. Short cycling: If your air conditioner turns on and off frequently, it could be due to a faulty thermostat, dirty air filter, or other issues.
  8. Higher energy bills: If your energy bills have been increasing without explanation, it could be due to an inefficient air conditioner that is working harder than it should be.
  9. Age of the unit: If your air conditioner is more than 10 years old, it may be time to consider replacing it with a newer, more efficient model.
  10. Frequent repairs: If you find yourself calling for repairs on your air conditioner frequently, it may be more cost-effective to replace the unit rather than continuing to repair it.


Don’t let a malfunctioning or inefficient central air conditioner disrupt your comfort and increase your energy expenses. By paying attention to the ten common signs discussed in this article, you can identify potential issues with your AC system and take prompt action. Remember, regular maintenance and timely repairs can prolong the lifespan of your central air conditioner and save you from costly replacements. If you reside in Peoria, Illinois, and require professional AC repair or replacement services, contact AAA Northgate and One Hour Heating & Air today. Our team of skilled technicians is ready to provide reliable solutions and ensure that your home remains cool and comfortable all year round.