So many systems, from a fan to a food processor, will start making odd noises that let you know there’s a problem. Heating systems are no exception. If you’re hearing surprising sounds from your furnace, it’s time to get a professional in to take a look. What could be wrong? What part of your furnace needs repair? We’ll tell you about the different sounds heating systems make and when to get furnace repair in Madisonville, LA from our trusted HVAC technicians.