Smells to be Concerned About with Your HVAC System

woman holding her nose

When it comes to your HVAC, it may make some funky noises and produce some interesting smells every so often. Most of the time this is harmless and just needs to be checked out by our experts. Other times, however, this can be dangerous and needs to be dealt with immediately.

At Buckhorn Heating and Air Conditioning, Inc., we want to be here for all your HVAC needs. In our last blog, we were covering smells that your HVAC may be producing but aren’t immediately alarming. In this blog, we will be going over smells that you cannot ignore when it comes to your Loveland home. We are the experts to take care of HVAC and we also want you to be prepared in case of an emergency.


The smell of burning is cause for concern in any Loveland home. If you notice a strong burning scent, it can mean there is a mechanical problem with the air conditioning component or the compressor. You need to turn off the unit right away and see if you can pinpoint the burning smell within the HVAC system. If you notice the odor coming from the HVAC you need to call our HVAC team quickly. We are the best staff to call because we know that an HVAC issue can happen day or night and that is why we offer 24/7 assistance. The reason to contact our HVAC professionals is so we can prevent a fire within your home and fix your unit right away.


The smell of sewage itself already sounds displeasing, but when it’s coming from your HVAC unit, you may have a real problem. The reason this smell may be produced is because of a backed up sewer line or a broken sewer pipe near your ductwork. Having this leak or rupture will cause methane gas to fill your Loveland home. The smell is not only unpleasant but incredibly dangerous. You may become dizzy, get headaches, or feel fatigue, If you have this smell coming through your home, call our HVAC specialists right away.

Rotten Eggs

Gas is known as an odorless agent. However, sometimes gas can produce a smell similar to rotting eggs, This is beneficial in a sense because it helps detect a gas leak within your HVAC system. If you notice this putrid smell is coming from your HVAC unit it can possibly mean you have a leak somewhere near the air duct. If you smell this nauseating stench, evacuate your house promptly. Call your HVAC specialists in Loveland and contact your gas company as well.

Gun Powder

If you have never fired a gun before, this may be a bit trickier to diagnose. However, it will be an awkward and unpleasant smell you are not used to. If you notice this type of smell coming from your HVAC it may mean your circuit board has shorted out. It is best to call one of our professionals before you turn on the system again. We can check for damage and let you know the proper steps to move forward.


Typically the fumes you would smell coming from an automobile, you never want coming from your home in Loveland. If you notice this type of scent indoors, it could mean your HVAC’s engine fluid is leaking out from some source. To keep you and your family safe, call Buckhorn Heating and Air Conditioning, Inc. right away. We can assess the issue and get your HVAC fixed in no time.

If you notice any weird, foul, or dangerous smells coming from your HVAC unit, give us a call in Loveland. Our HVAC specialists have been in business for many years and know what to look for when it comes to your heating and cooling system. Keep yourself and your family safe by taking the proper precautions and calling in the experts, you will be glad you did.

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