Why Fall is the Best Time for Furnace Maintenance

As an AC Repair Technician, I get asked a lot: “Should I really get my furnace serviced every year? Especially in the fall?” And the answer is simple—yes. Regular maintenance is the key to keeping your furnace running smoothly when you need it most. Fall is the best time to schedule furnace maintenance for a few reasons. First, it’s right before the weather starts to cool down significantly, so your furnace will be ready to work at full capacity when winter hits. Plus, taking care of it now saves you from potential breakdowns in the dead of winter.

In this blog, I’ll cover why fall is the best season for furnace maintenance, discuss how often furnace maintenance should be scheduled, and explain exactly why Duggan’s AC & Heating is the best choice for all your HVAC needs.

How Often Should You Schedule Furnace Maintenance?

You might wonder, how often furnace maintenance really needs to be done, especially if your system seems to be working just fine. The industry standard recommendation is once a year, ideally in the fall. Annual maintenance keeps your furnace in top condition and ensures any small issues are spotted before they become big (and expensive) problems. Just like regular oil changes for your car, this yearly check-up keeps things running smoothly and helps avoid unnecessary wear and tear.

But why every year? Here’s the deal:

  1. Catch Wear and Tear Early: Over time, parts of your furnace can wear down, leading to efficiency losses and even malfunctions. By having a professional check your system every year, you catch these signs early and prevent larger issues.
  2. Optimize Energy Efficiency: A clean, well-maintained furnace uses less energy to heat your home. That means your energy bills will be lower, which is a big plus in the colder months.
  3. Ensure Safe Operation: Safety is a huge factor, especially with gas furnaces. Annual maintenance includes checking for any gas leaks or other potential hazards, giving you peace of mind.

Think of it this way: skipping regular maintenance is like gambling with your comfort and wallet. Sure, you might be lucky and not experience any issues, but when that gamble doesn’t pay off, it can be costly.

Why Fall is the Best Time for Furnace Maintenance

You might ask, “Why fall? Can’t I just get it done anytime?” Well, technically, you can schedule maintenance at any time of year, but fall is the best for a few solid reasons. Let me walk you through why fall makes the most sense:

  • It Prepares Your Furnace for Winter: Fall temperatures are milder, meaning you’re less dependent on heating. By scheduling maintenance in the fall, you’re ensuring your system is ready for the winter months, with no interruptions when you need it most.
  • Convenient Scheduling: Fall is typically a less busy time for HVAC professionals compared to peak winter or summer months. That means you’re more likely to get a convenient appointment time and have our undivided attention on your system.
  • Avoid Winter Breakdowns: There’s nothing worse than a mid-winter furnace failure. By addressing potential issues in the fall, you reduce the chances of an unexpected breakdown when temperatures drop.

With fall furnace maintenance, you’re not just doing it for peace of mind—you’re actively preventing problems. Trust me, it’s better to have your furnace prepped and ready to go than to risk it failing when you need it most.

What Duggan’s AC & Heating Offers with Furnace Maintenance

At Duggan’s AC & Heating, we take pride in offering thorough, reliable furnace maintenance services. Here’s what you can expect during one of our maintenance visits:

  • System Inspection: We check every part of your furnace to ensure it’s functioning properly. That includes the burner, heat exchanger, and blower motor, all of which play a role in keeping your home warm.
  • Thermostat Calibration: A well-calibrated thermostat helps your furnace maintain consistent temperatures and keeps energy costs down. We make sure yours is set to optimize comfort and efficiency.
  • Filter Replacement: A clean filter is key for air quality and system efficiency. If your filter is dirty, it makes the furnace work harder and reduces the air quality in your home.
  • Safety Checks: This is especially crucial for gas furnaces. We inspect for any gas leaks or carbon monoxide risks, ensuring your system is safe for your family.
  • Efficiency Optimization: We clean out dust, check for airflow obstructions, and make sure all parts are lubricated. This keeps your furnace running smoothly and can even extend its lifespan.

If you’re ready to schedule a fall maintenance check-up for your furnace, give us a call at (504) 215-7031 or visit our contact page.


Close-up of a lit gas burner, showcasing a row of blue flames within a metal housing. The burner is part of an appliance with visible components, like pipes and wires, reminding one how often furnace maintenance ensures safe and efficient operation for heating or cooking equipment.

Frequently Asked Questions About Furnace Maintenance

Q: How Often Should I Schedule Furnace Maintenance?
A: Once a year is best. Annual furnace maintenance ensures your system runs efficiently and catches potential problems early.

Q: Is Furnace Maintenance Really Necessary Every Year?
A: Absolutely. Even if your furnace seems to be working fine, hidden issues could be developing. Annual maintenance helps prevent unexpected breakdowns and keeps energy bills in check.

Q: What Happens if I Skip Maintenance?
A: Skipping maintenance can lead to efficiency loss, higher energy bills, and potential breakdowns. It can also void warranties on some systems.

Q: What’s the Average Cost for Furnace Maintenance?
A: Costs vary, but investing in regular maintenance can save money in the long run by avoiding major repairs.

How to Schedule Furnace Maintenance with Duggan’s AC & Heating

Ready to book your fall furnace maintenance? Reach out to Duggan’s AC & Heating at (504) 215-7031 or visit our contact page. We’ll work around your schedule to find a time that’s convenient and get your furnace ready for the season ahead.


Getting your furnace serviced every year is a smart move. Fall is the best time for it, and Duggan’s AC & Heating is here to help keep your system in top condition all season long. Don’t wait until it’s too late—schedule your appointment today and stay cozy all winter!

Exclusive fall Specials

$35 OFF SERVICE CALLS

$79 Heater Tune-Up

*Offers and discounts cannot be combined. Only one coupon or promotion may be applied per transaction.