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
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
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
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.
Furnace Not Blowing Hot Air
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.
Furnace Won’t Turn On
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.
Furnace Keeps Shutting Off
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.
Furnace Making Loud or Strange Noises
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.
Pilot Light Keeps Going Out
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.
Furnace Heating Some Rooms but Not Others
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
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
What is the most common problem of a furnace?
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.
What is the most expensive repair on a furnace?
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.
What is the average lifespan of a furnace?
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.
Is furnace repair covered by homeowners' insurance?
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.
- INSTALLATION
$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.
- INSTALLATION
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.
- REPAIR
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.
- WATER HEATER
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.


Please congratulate them for a job well done!





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.




I only wish the annual service was cheaper 🙂




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.

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!


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.

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.

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.
