Servicing Greater Indy North including Zionsville, Carmel, Fishers

Bryant Dealer

24/7 Service:

Indianapolis Location

3702 North Shadeland Ave., Suite B Indianapolis, IN 46226

Why Is My Air Conditioning Making Noise?

Have you ever noticed odd noises coming from your air conditioning system and wondered what it might be? Inevitably, air conditioning systems will make some noises because they are large machines working to cool an entire home. It is common to hear some noise coming from your AC, but some noises are a good indication of an issues that needs to be fixed. We’ve compiled a list of common air conditioning unit noises that could be an issue. If you do hear any of these noises coming from your system, make sure your power is turned off before inspecting.

If you hear any of the following AC noises coming from your system, give Breedlove Dobbs a call today for a certified professional technician to come out and scope out the issue.


If you hear a hissing type of noise or a type of whistling coming from your air conditioning system, this is a good indication that there may be something wrong with the ductwork. This usually means that there could be a refrigerant leak. If this is the case with your system, you should call a professional immediately.


Grinding usually points to an issue with the fan motor, and something could be off with the worn bearing.


If you hear a popping noise coming from your system, this could be a problem with your ductwork, not the central air conditioning unit. This could also require professional maintenance to rule out any faulty damage.


Rattling noises from the exterior air conditioning unit, it is most likely due to something that fell through into the vents like outside debris, sticks, or leaves. Rattling could also mean that there is a loose screws, bolts, or fasteners. This is luckily a very easy fix with cleaning or tightening loose parts, no professional maintenance needed!


If you find that your air conditioning unit is making these or any other unfamiliar noises, be sure to always consult a professional before taking action on any repairs that you are unsure of. For more information on air conditioning maintenance and repair, give Breedlove Dobbs Heating and Cooling a call today to schedule your free estimate or appointment at 317.888.9111!

If you are in need of heating and cooling service for your home’s furnace or air conditioning system, give Breedlove Dobbs a call today to schedule your free estimate and appointments at 317.888.9111.

We look forward to hearing from you and working with you in the future!