Serra Mesa, San Diego, Furnace Repair

Schedule a Same-Day Furnace Repair in Serra Mesa

Your furnace isn’t working, the house is getting colder, and the worry is getting real. Now what? You schedule a quick furnace repair with Guthrie & Sons! We provide fast, reliable furnace repair in Serra Mesa, San Diego, California, so you don’t have to sit around in the cold.

Guthrie & Sons Repairs All Types of Furnaces, Fast

Not sure if your furnace needs a repair, or just noticing a few things that don’t feel right and want someone to take a look? At Guthrie & Sons Heating, Air & Solar, we’re here for whatever you need, whenever you need it!

You don’t want this dragged out, you don’t want confusing explanations, and you don’t want repair costs that feel blown out of proportion. You just want help—quick, fair, and straightforward. That’s what we do, and it’s what we’ve done for your Serra Mesa neighbors since 2005. Schedule your Serra Mesa, San Diego, furnace repair today and get things back to normal. Same-day furnace repairs are available!

Your Local Furnace Repair Service in Serra Mesa

Your Local Furnace Repair Service in Serra Mesa

Searching for a furnace repair near me? You’ll find our furnace repair team working throughout Serra Mesa, serving single-family homes, townhomes, condos, and apartment units in neighborhoods like Birdland, Mission Village, and Civita.

From homes near Civita Park and along Ruffin Canyon to places closer to the Serra Mesa Recreation Center, we’re in the area every day. We also serve nearby parts of San Diego County, so help is never far away. When you call, a uniformed technician in a clearly marked vehicle will be on the way to get your heat working again.

Is it Worth Repairing Your Furnace? We’ll Talk About It

Is it Worth Repairing Your Furnace? We’ll Talk About It

When a furnace breaks down, the big question sometimes isn’t can it be fixed—it’s should it be. A lot of times, the answer depends on how old the system is, what part failed, and whether it’s been reliable up to now. One repair on its own doesn’t always mean it’s time to replace everything.

  • If a furnace is under 10 years old, repairs usually make sense, especially when it’s something straightforward like an ignitor, sensor, switch, or control board.
  • For systems in the 10 to 12 year range, fixing it can still be worthwhile if the problem is limited and the furnace hasn’t needed a lot of help.
  • When something major fails—like the heat exchanger, blower assembly, or gas valve—that’s when replacement often becomes the smarter move.

If a furnace is 15 years or older, struggles to warm the home, or needs repairs more often, it may be time to talk about replacement. We’ll walk through your options, including financing for unexpected or emergency replacements, and let you know about any available rebates or special offers that could help offset the cost.

Furnace Problems That Can’t Wait and How We Fix Them

Furnace Problems That Can’t Wait and How We Fix Them

Winter nights here regularly drop into the low 40s, and that’s when many furnace problems show up. Homes in the area were built in the 1950s through the 1970s, with a mix of original systems, retrofitted furnaces, and newer replacements added over the years.

That range means furnaces can fail for different reasons, especially when maintenance has been skipped. The sooner a problem is checked, the easier it is to fix. Below are some of the most common issues we see and how our Serra Mesa furnace repair services help get things back on track.

The furnace turns on, air comes out of the vents, but it never warms up the house. This usually means the system isn’t generating heat properly or the heat isn’t making it through the system. Ignition issues, airflow problems, or overheating that shuts the burners off are common causes. We check the full heating cycle and fix what’s stopping warm air from reaching your home.

You adjust the thermostat and wait—but nothing happens. No sound, no airflow, no sign the furnace is even trying to start. This can be caused by electrical issues, failed ignitors, or safety switches preventing startup. We inspect the system step by step to find where the process breaks down and repair the issue so the furnace can turn on and run safely.

The furnace starts up, runs for a short time, then shuts off again. This constant stopping and starting can leave the house feeling uneven and puts extra strain on the system. Restricted airflow, faulty sensors, or overheating are often to blame. We find what’s triggering the shutdowns and fix it so the furnace can run steadily instead of cycling over and over.

A furnace should mostly fade into the background, so new noises are a sign that something isn’t right. Banging, rattling, squealing, or buzzing can point to loose parts, worn motors, or airflow issues. Ignoring these sounds can lead to bigger problems. We track down the source of the noise and take care of it.

The heat works for a bit, then cuts off, and you find yourself relighting the pilot again and again. Each time it goes out, the house cools down and safety becomes a concern. Pilot light problems are often caused by dirty pilot assemblies, worn thermocouples, or gas flow issues. We inspect the pilot system and fix what’s causing the flame to drop out so the furnace can run safely.

One room feels comfortable while another stays cold, no matter how you adjust the thermostat. Uneven heating is often tied to airflow problems, duct issues, or a blower that isn’t moving air properly. Over time, this can stress the system and reduce comfort. We check how heat is being distributed and make adjustments so temperatures feel more balanced throughout the home.

You Can Stop Many Furnace Problems Before They Cost You More

You Can Stop Many Furnace Problems Before They Cost You More

We know that you don’t want to be dealing with furnace problems again a few months from now. Some issues really are out of your control, but others aren’t—and that’s where maintenance comes in. 

Furnaces that receive regular maintenance often last 5 to 10 years longer, run up to 15% more efficiently, and cost less to operate and repair over time. Systems that don’t get maintained are far more likely to break down unexpectedly or need emergency service. The problem is, maintenance is easy to forget—everything can seem fine until it isn’t.

That’s why we created the USA Membership Plan. Members receive scheduled annual tune-ups, automatic service reminders, priority scheduling when something goes wrong, and discounted repair pricing. The plan is designed to take maintenance off your to-do list, reduce surprise breakdowns, and keep your furnace and AC running at their best year after year. Talk to our team about signing up!

Frequently Asked Questions

The most common furnace problems are related to ignition, airflow, or sensors. Parts like ignitors, flame sensors, and filters wear out over time or get dirty, which can prevent the furnace from starting or staying on. These issues often show up as short cycling, cold air, or a system that won’t run at all.

Heat exchanger failure is usually the most expensive furnace repair. This part is responsible for safely transferring heat, and cracks can create safety concerns. Because replacement is labor-intensive and costly, replacing the furnace is often the better long-term option.

Most furnaces last around 15 to 20 years, though maintenance plays a big role. Systems that are cleaned and inspected regularly are much more likely to run longer and more efficiently. Furnaces that skip maintenance often wear out faster and need more repairs.

Homeowners’ insurance generally doesn’t cover furnace repairs caused by age or normal wear. Coverage may apply if damage comes from a covered event like fire or storm damage. Reviewing your policy or calling your insurance provider is the best way to confirm coverage.

Heating and Cooling Offers You Can't Miss

Big savings, same great service. See what offers are available now in Carlsbad for our favorite customers.

$625 Comfortably California Rebate

Valid on select systems. Valid on residential properties only. Can be combined with HEERHA rebates, $2,000 heat pump Federal Tax Credit and $600 electrical upgrade Federal Tax Credit. Rebate available until funds last. Restrictions apply. See dealer for details. Offer expires 3/31/26.

0% APR for 24 Months

Get 0% APR financing for 24 months on a new heating or air conditioning installation. 0% interest with 24 equal monthly payments.

Financing subject to credit approval. Valid on select systems only. Valid on residential properties only. Cannot combine with other offers. Must mention promo at time of estimate appointment. Restrictions apply. See dealer for details. Offer valid for an estimate appointment scheduled before 3/31/26.

Free Diagnostic w/ a Repair

Your diagnostic service call fee will be waived if you proceed with a repair.

Cannot combine with other offers. Restrictions apply. See dealer for details. Offer expires 3/31/26.

Free Estimate on a New Heat Pump Water Heater Installation

Valid for an estimate for a new hybrid heat pump water heater installation or replacement.

Restrictions apply. See dealer for details. Offer expires 3/31/26.

Real Reviews From Real Customers

We do things differently, and our customers appreciate it. See what some of our thousands of satisfied customers have to say about working with us.

Rocky profile picture
Rocky
23:03 09 Mar 26
I highly recommend Guthrie & Sons; from setting the appointment to the actual service!! Daniel was prompt, able to take care of our issue at a very reasonable price. I will be using them for all our needs in the future!!!! Thanks Daniel and Mackenzie.....you were great!!
Troy Nabatilan profile picture
Troy Nabatilan
00:21 15 Feb 26
Matt and Bryan are truly the A-Team! Their teamwork was outstanding and the workmanship was meticulous. The air handler was carefully installed, wiring neatly secured, plenum perfectly fitted, and the condenser precisely positioned and leveled for proper clearance and vibration control. The line set was pressure-tested and vacuumed as well. They also left the work area clean and neat.

Please congratulate them for a job well done!
Johnathan Yang profile picture
Johnathan Yang
18:56 07 Feb 26
Guthrie and Sons was very professional and communicative. Matthew and Bryan did incredible work, and followed up with a lot of testing to make sure my new unit was functioning well. They went above and beyond to ensure that things were done correctly. I could tell their standards were extremely high, and I felt relieved seeing how much care they took in their installation. I’m very pleased with the result!
Sunyim Kim profile picture
Sunyim Kim
18:45 06 Feb 26
I called to estimate to install central air conditioner on our second floor condo. Manager came the next day very punctual and knowledgeable about the process. He listened carefully our concerns and let us to make a decision. We truly appreciate his professionalism. Thank you for your service and I would recommend anyone who needs heating and air conditioning services in San Diego.
saul profile picture
saul
18:45 06 Feb 26
Guithre and Sons distinguish themselves not only through their high level of professionalism but also by their unwavering commitment to the quality and durability of every product they sell and the meticulous craftsmanship involved in each project. The company operates with a strong dedication to integrity and respect, fostering long-term relationships with clients and suppliers alike. They prioritize transparency and ethical standards in all business dealings, ensuring customer satisfaction and trust at every interaction. Their customer service team is exceptionally responsive and knowledgeable, consistently exceeding expectations to resolve issues swiftly and effectively.
Ariana Lujan profile picture
Ariana Lujan
17:43 20 Jan 26
Very helpful, quick and easy to schedule! We had an unexpected (but necessary) repair when doing maintenance and both the office and tech Carson were thorough and transparent in their support. Great service!
Graham Davis profile picture
Graham Davis
15:37 18 Jan 26
After dealing with several HVAC companies, Guthrie & Sons clearly stood out as the most ethical, honest, and reliable. From the very beginning, their approach felt transparent and genuinely focused on what was best for us—not on upselling or unnecessary replacements.

We worked with Vlad T., who had previously been out to our home and saved us tens of thousands of dollars by getting our existing AC unit up and running when other companies were pushing for a full replacement. That experience alone earned our trust.

Now that we’re finally ready to purchase new units, there was no question that Guthrie & Sons was the only company we would consider, and Vlad was the obvious choice. He was extremely professional, punctual, and exceptionally knowledgeable, taking the time to explain options clearly and thoroughly. His expertise and honesty made the entire process straightforward and stress-free.

If you’re looking for an HVAC company you can truly trust—one that values integrity, quality workmanship, and customer service—I cannot recommend Guthrie & Sons and Vlad T. highly enough. This is how service should be done.
Blas Falconer profile picture
Blas Falconer
19:35 17 Jan 26
The layout of my condo made installing splits challenging, and before I met with Guthrie and Sons, three companies either told me that it couldn't be done. Vlad studied my apartment until he found a way to install with minimal openings in the walls and without a second condenser. Mallory, who works in the office, always followed through and advised me when I ran into a hiccup and needed detailed plans for the city. My HOA appreciated Guthrie and Sons' thoroughness and was so impressed with the design, that another resident who had been wanting splits for years, decided to install splits at the same time. The team that came in was knowledgeable, professional, and hard working. They finished a day ahead of time. I'm thrilled with the way everything looks and works.
Rob profile picture
Rob
18:12 12 Jan 26
This is by far the best company for your HVAC needs. They are honest very caring. Good fair pricing and got the job done efficiently and on time. I also signed up for their bi-yearly service which they performed the winter one and went very well. Thanks
Tania Reyes profile picture
Tania Reyes
23:47 05 Dec 25
I’ve been using Guthrie & Sons for over 15 years. They installed my whole AC system and maintained it all those years and never had an issue. Well it was time for an upgrade and they’ve recently installed my second system. The team 15 years ago and the team this time around were both amazing, professional and clean. I can’t recommend them enough Matt, Ben, Christian and Bryan get 10 stars. They are a bit pricier but worth the investment when you have peace of mind and almost two decades of great service and no issues.
Trejos Marcela profile picture
Trejos Marcela
17:27 04 Dec 25
I had an excellent experience with Guthrie & Son AC & Heater Company. Their customer service was outstanding, and they took the time to answer all my questions thoroughly. Every technician who has worked on my AC/heater installation and now the ongoing service has been knowledgeable, respectful, and always on time. I highly recommend them to anyone in need of HVAC services!
I only wish the annual service was cheaper 🙂
Paula Remmel profile picture
Paula Remmel
06:34 02 Dec 25
I have a maintenance plan for my heat pump and air conditioner which Guthrie & Sons installed two years ago. I am very happy with my system as well as the maintenance plan. Wayne, one of their excellent technicians, just completed the Fall service and now the system is ready for winter use. He is knowledgeable and has been able to answer any questions I have about my system. In addition, the office at Guthrie & Sons is very responsive and follows through on any questions and concerns within 24 hours if not immediately. Great service from a great company.
Bill Cogan profile picture
Bill Cogan
22:04 24 Nov 25
Guthrie & Sons responded immediately to my online request, and was able to send someone out immediately. Zack, our technic-ian was very friendly, professional, knowledgeable and gladly answered all of our questions. He found the problem immediately, and left the work area clean and in good order. We would highly recommend Guthrie & Zack! They are real assets to our community.
Dani P profile picture
Dani P
03:27 16 Nov 25
I've been using Guthrie & Sons for over 10 years and two homes. I really like that they are a family-owned and an established business. Always professional, on time, and always quality work. I've used their services from simple routine maintenance to having a new AC installed.I've never had a bad or even mediocre experience; I'm just always overall pleased with their work.
David Downhour profile picture
David Downhour
02:47 10 Nov 25
We bought our HVAC system from Guthrie & Sons. They have been monitoring our system online and later noticed a heat sensor issue.

Zach M. came by and installed on new one. He was extremely professional and completed the installation promptly.

This was another great experience all around and I gladly recommend Guthrie and Son's for all your HVAC needs.
Rachel Phillips profile picture
Rachel Phillips
22:24 02 Oct 25
We recently had our A/C replaced by Guthrie & Sons, and I cannot recommend them highly enough. After getting five different bids, Guthrie & Sons stood out immediately—not just on price, but on expertise and professionalism. They even brought their engineers out to ensure the work could be done the right way, which gave us tremendous peace of mind.

From start to finish, their team was outstanding. They worked incredibly hard, treated our home with respect, and left everything spotless—truly the cleanest job site I’ve ever seen after a major project. The installation itself was seamless, and the quality of their work shows in every detail.

If you’re looking for a company that combines deep knowledge, excellent craftsmanship, and genuine care for their customers, Guthrie & Sons is it. Absolutely five stars across the board!
Liz Staff profile picture
Liz Staff
17:27 02 Oct 25
We had a wonderful experience with Guthrie and Sons. Anthony was our estimator and he did a very thorough job of explaining all of our options! Matthew, Bryan, and Isaiah were our installers and they were very efficient, capable, and personable. Our home did not have an existing HVAC system so they had to build the whole thing in an older house that had undergone several additions. We were up and running in just three days. They left the worksite clean at the end of each day. We highly recommend Guthrie and Sons!
Neil Domingo profile picture
Neil Domingo
18:09 27 Sep 25
Kareen did an outstanding job with our HVAC system. From start to finish, he demonstrated professionalism, patience, and a strong commitment to getting the job done right. Even when faced with several unexpected challenges, he handled each one with skill and determination, never compromising on the quality of his work.

What really stood out was his problem-solving ability and willingness to go the extra mile to ensure everything was operating as it should. He communicated clearly throughout the process, kept us updated, and made sure we felt confident in the work being done.

It’s not often you come across someone who combines technical expertise with such a strong work ethic and positive attitude. We’re very grateful for his efforts and would highly recommend Kareen to anyone needing reliable HVAC service.
Trae Washburn profile picture
Trae Washburn
02:56 16 Sep 25
Professional from beginning to end

Vlad came out to provide an estimate and was able to size an HVAC system that worked well for my house.

They installed it quickly, without issue and helped me set up an app on my phone to control.

The system is working great to heat and cool my house and is whisper quiet.

Highly recommend going with Guthrie and Sons if you want a high quality experience for large and important purchases.
David Maycock profile picture
David Maycock
01:10 08 Sep 25
Our two old furnaces needed replacing and so we contacted Guthrie & Sons because of their good reputation. They sent Zach the next morning. He quickly verified that our two furnaces were beyond repair and Guthrie could supply and install suitable replacement funaces. He also suggested and explained alternative solutions, but we eventually decided to go ahead with furnace replacement. As soon as we notified Guthrie & Sons of our decision they arranged for Cristian and Pablo to come to our house the next day. They did a good job, explained clearly how to operate the new furnaces and thermostats, and were respectful of our house.

Book Your Serra Mesa Furnace Repair Service Today

Your furnace should be there when you need it, firing up and keeping your home warm. When it isn’t, you deserve clear answers and service you can feel good about. Guthrie & Sons provides the Serra Mesa, San Diego, furnace repair that people in the area know and trust. You don’t have to worry about your furnace or wonder what comes next—we’ll take care of it. Call us or fill out our quick online form for fast furnace repairs in Serra Mesa.