And there are some components inside of your furnace that are easy to repair or replace when things go wrong. But your heat exchanger is not one of them. When your heat exchanger cracks, it is time to replace your entire furnace.
We get a lot of customers inquiring, can you run a furnace with a cracked heat exchanger? The short answer is no, and you need to understand why. You can keep reading to learn more about what the heat exchanger inside of your furnace does and why it is such a problem when the heat exchanger cracks.
Weather isn’t done with us yet in Colorado Springs, but we’re now in the latter half of the season. Your furnace has already handled many days of keeping back the cold weather and warming your house. As you start to look ahead toward the warmer months, now is a good time to give some thought to your furnace and how well it’s worked for you this winter. 
Understanding the common signs that you need 
Temperatures have dropped down to the point where you’ve probably turned on your home’s furnace at least once—and you can expect it to stay running for longer stretches as we move into another cold winter. 
Your home’s furnace is one of its most important parts—and it’s something you’ll think about every day through a cold Colorado Springs winter. When your furnace is doing its job and keeping your family cozy and safe, it’s easy to imagine that it will always keep up the good work. 
Simple answer: 
One of the big concerns we have as a company offering 
Has your furnace been rather chatty lately? If so, it is probably trying to tell you something. See, a noisy furnace often suggests that there is a problem somewhere in the system, so it is quite important that you don’t ignore it.
