Having a dependable furnace in your home or business is essential if you want to stay comfortable during the coldest months of the year. But like any hardworking system, it needs regular care.
That’s why the Certified Air Services team offers comprehensive furnace repair services to keep your system ready for whatever the winter months have in store. Whether that’s a seasonal tune-up or emergency repair, our NATE-certified technicians are here and ready to help.
If you notice your furnace fails to heat properly (or at all), our team of experts can quickly diagnose the issue and provide a lasting solution. We know the ins-and-outs of all major brands and systems.
Common Furnace Problems:
Burning smells and unusual bumping/grinding noises
System not turning on or frequently cycling
Inconsistent/weak airflow
Faulty pilot lights
Blower fan issues
Thermostat malfunctions
The first step we’ll take is to identify the source of your problem with our advanced diagnostic tools. Then, we’ll provide a straightforward explanation and a recommendation for service along with an honest pricing estimate. Our technicians can then make reliable fixes using highest-quality parts to restore your system to optimal performance. Once we ensure the system is running smoothly and safely, we’ll leave your home or business in better shape than we found it!
At Certified Air Services, we have decades of experience helping homes and businesses stay warm. Our highly trained, NATE-certified team delivers accurate diagnostics and long-lasting repairs scheduled at your convenience. From routine maintenance to the most complex repairs, we’ve got you and your heating system covered – with no surprises.
“Great experience with this company. They were timely and very professional in their work. I would highly recommend.”
~ B. Thompson
Big Bear, CA
At Certified Air Services, our team handles a full range of furnace repair issues. These most commonly include failed blowers, control boards, igniters, gas valves, heat exchangers, thermostats, and more. These all fall within typical furnace repair work and are precisely the types of issues homeowners face when their systems start to fail.
These are the indicators you should never ignore:
One of our NATE-certified technicians will conduct a thorough inspection and provide a clear diagnosis. Then, they’ll quote repair costs to you upfront with no hidden fees. Our techs carry most replacement parts, so the majority of repairs can be completed on your first visit.
Our team proudly offers furnace repair services in these Southern California locations:
In Arizona, we provide services to:
Don’t see your location in Southern California or Arizona listed? Give us a call at (844)214-8243!
Yes! We offer emergency service and same-day appointments during the most critical seasons when you need your furnace most. Whether you face a sudden breakdown or a gas safety concern, we’ll show up to provide peace of mind, comfort, and safety.
If your furnace is more than 15 years old or has frequent failures, even the most pricey repairs may only be short-term fixes. Some major components, like gas valves and blower motors, often cost as much as 30 to 40 percent of a brand new system. When repairs become routine or overly costly, new furnace installation is usually a smarter option.
We strongly recommend annual inspections and tune-ups to catch small problems long before they escalate. By simply changing out dirty filters, clearing condensate lines, and cleaning flame sensors, homeowners can prevent many of the most common problems that lead to furnace failures.
We strongly recommend annual furnace maintenance, including inspections and tune-ups to catch small problems long before they escalate. By simply changing out dirty filters, clearing condensate lines, and cleaning flame sensors, homeowners can prevent many of the most common problems that lead to furnace failures.
Yes, we check gas connections, examine the heat exchanger for cracks, test flame sensors, and ensure proper flue ventilation to prevent risks from carbon monoxide. Safety is always a major part of our inspection, maintenance, and repair protocol.
Certified Air Services is one of the most trusted HVAC companies serving Riverside, San Bernardino, Los Angeles and Orange County in Southern California and have expanded to Arizona. Whether you need air conditioner repair, new AC installed or maintenance, we have you covered.
EXCELLENT Based on 95 reviews Bill WeechSeptember 11, 2025 Great experience with Certified Air. Everyone was pleasant to work with. Daniel arrived in the window of time expected and quickly found and resolved the issue with my AC. Highly recommend and will have them back. Marlon RamirezSeptember 8, 2025 Sarah was prompt, punctual and professional. She diagnosed whats wrong with my AC correctly, fixed it and did the job well. The price was very reasonable. I’d love to do business with this company again. Highly recommended. Homan MahallatiSeptember 3, 2025 Called Certified after our AC broke down during a heat wave. They were able to squeeze us in the following morning. Technician was on time and super friendly! Addressed the problem and fixed it promptly. Certified Air is our go to company for any AC/Heating related issues because they are prompt and HONEST!!!! Thank you Certified for keeping our family cool during this heat wave!!!! Brandy MurphySeptember 2, 2025 Certified Air Services was reccomended to me by somebody who works in the real estate business. This company was reccommend to me because of their low prices. I needed a new condenser and duct work. I was charged a total of $22k which was cheaper than other companies whose price range was anywhere from $12-30k. Along with their prices, I liked the fact that this is a family owned business. The owner is meticulous when it comes to the quality of work performed. I'd highly reccomend Dan and Certified Air Services. Rick BarnesAugust 22, 2025 Daniel was great to work with. He identified the problem right away and repaired it. Pamela SchmuchAugust 21, 2025 Affordable dependable honest loved working with Sarah Joseph LlamasAugust 21, 2025 Excellent Service! Professional Service! Thank you, Certified Air Services, Private PrivateAugust 21, 2025 Sara serviced our air conditioners, she did an EXCELLENT job. The air conditioners work better now than it did when we moved in. Thank you Sara!! ROBERT DEANAugust 18, 2025 Fast, honest, reliable local service. Chad NaberAugust 8, 2025 Best customer service. My unit stopped working and they showed up when they said they would. Daniel was very helpful and had a great attitude. Im So happy I called them to do the repairs. Oh yah best prices in town. Everyone else wanted an arm and a leg.
Residential and commercial HVAC company providing heating and cooling, and industrial air pollution controls in Southern California, Arizona and Nevada.
California: #815771
Arizona: #ROC 320538
Nevada: #0091809