Heating Repair in Carlsbad, CA

When your heating system fails during cold weather, you need a technician who can arrive quickly and restore your warmth.

Schedule Your Heating Repair

Three cartoon penguins dressed as workers stand beside the word "MAUZY" in large blue letters. Below, it lists: "Cooling • Heating • Plumbing • Electrical." The penguins wear blue uniforms and hats.

Sherlock Plumbing, Heating & Air Has Joined Forces with Mauzy Cooling, Heating, Plumbing & Electrical

Sherlock Air has officially joined forces with Mauzy Cooling, Heating, Plumbing & Electrical, combining two trusted Southern California home-services teams into a single powerhouse.

Sherlock is Here for All of Your Heating Needs!

Enjoy trusted expertise, fast response times, upfront pricing, and dependable service.

Upfront, Honest Pricing

Clear, transparent quotes with no hidden fees, surprises, or gotcha's.

Technicians You Can Trust

Licensed, certified professionals providing knowledgeable, reliable guidance.

Solutions for YOUR Home

We recommend only what you need, customized to your specific situation.

Fast, Reliable Service

Fully stocked trucks and flexible scheduling help get most repairs done the same day.

A person uses a screwdriver to remove or tighten a screw on the metal panel of an HVAC unit, possibly for heating repair in Carlsbad, CA. Warning labels and wires are visible on the panel.

Professional Heating Repair Services for Carlsbad Homes

Heating system failure during winter creates an urgent and uncomfortable situation in your home. Whether your furnace has stopped producing heat entirely, is running without adequately warming your space, or is making concerning sounds, Sherlock Air has the expertise to repair it. We’ve been serving Carlsbad residents for years, responding quickly to heating emergencies and completing repairs effectively. Our technicians arrive with comprehensive knowledge of heating systems and the tools needed to diagnose any issue accurately. We explain what we find clearly, we work efficiently to complete repairs, we treat your home with respect, and we charge fair prices for quality work. We never recommend unnecessary services or include hidden charges. When you call Sherlock Air for heating repair in Carlsbad, you’re getting professionals committed to restoring your comfort.

Heating Issues We Can Help Resolve

Heating vents that produce only weak airflow mean your system is struggling to deliver warmth throughout your home. The problem could be a clogged air filter restricting flow, ducts that are blocked or leaking, or internal components failing inside your unit. Your Carlsbad heating system has to work much harder when airflow is weak, reducing efficiency and comfort. Our heating repair team can pinpoint what’s limiting the airflow and restore your system to proper heating operation.

A heating system that runs but blows cold air instead of warm is a serious problem demanding immediate professional attention. The malfunction could involve a broken thermostat, a faulty ignition system, or a heat exchanger that has stopped working properly. This situation only gets worse the longer you wait to address it. Our Carlsbad heating repair experts can diagnose what’s broken and restore warm air flowing throughout your home.

Your heating system should operate in consistent cycles, not constantly turn on and off repeatedly. Frequent cycling indicates your system is overworked or something is broken inside. The culprit could be a malfunctioning thermostat, a clogged air filter, or an issue with your heat exchanger. Our heating repair specialists can determine what’s causing the irregular cycling in your Carlsbad system and fix it completely.

When some rooms in your home stay warm while others remain cold, your heating system isn’t distributing warmth evenly. This could indicate blocked ducts, a failing blower motor, or an issue with your thermostat in your Carlsbad home. Uneven heating wastes energy and creates uncomfortable living spaces. Our heating repair team can identify the cause and restore balanced warmth throughout your entire home.

Strange or unpleasant smells coming from your heating vents signal a problem that needs professional attention. The odor could come from a dusty system that hasn’t run in months, a cracked heat exchanger, or burnt components inside your unit. Our heating repair team can locate where the smell is originating and eliminate it. Professional heating repair in Carlsbad removes odors and restores fresh air quality to your home.

A person wearing a white glove adjusts wires inside an open boiler or heating system, demonstrating the intricate work involved in heating repair Carlsbad CA, with various wires, pipes, circuits, and mechanical components visible.

Fair Pricing and Honest Heating Repairs Every Time

Heating repair shouldn’t feel like a guessing game where you worry about overcharging or unnecessary work. We inspect your system thoroughly, explain what we find in plain language, and only recommend repairs that are genuinely needed. You get competitive pricing, quality workmanship, and complete transparency about all costs. We don’t use pressure tactics and we won’t try to sell you services you don’t want.

A man wearing glasses and gloves inspects the wiring and components inside an open furnace, using a flashlight to examine the interior during a heating repair in Carlsbad, CA.

Get Started Today

Book Your Heating Repair Appointment in Carlsbad, CA Now

Cold weather won’t wait, and neither should you when your heating system breaks down. Contact Sherlock Air today to schedule your heating repair service in Carlsbad and restore warm comfort to your home.

Heating Offers & Service Specials

Enjoy trusted expertise, fast response times, upfront pricing, and dependable service.

50% Off

Emergency Service Only

What you get from Sherlock Plumbing Heating & Air:

  • We will come to your home
  • Provide a comprehensive report on the replacement
  • Present you with personalized solutions on what to do next
  • Financing Options Available!
  • 100% satisfaction guaranteed
  • NO service call fees. NO dispatch fees.
Call for Conditions & Restrictions / Present Coupon at Time of Service / Not Available to Combine with Other Offers

$4200 in Rebates & Tax Credits

The Inflation Reduction Act 25C Tax Credits and California State Rebates are now available! Save up to $4200 on a new qualified heating and air installation!

What you get from Sherlock Plumbing Heating & Air:

  • Must purchase complete system to qualify
  • We will come to your home
  • Analyze your new furnace installation needs
  • Present you with personalized solutions on what to do next
  • Financing Options Available!
  • 100% satisfaction guaranteed
  • NO service call fees. NO dispatch fees.
Call for Conditions & Restrictions / Present Coupon at Time of Service / Not Available to Combine with Other Offers

Free Estimate

What you get from Sherlock Plumbing Heating & Air:

  • We’ll come to your home
  • Analyze your new whole-home humidifier installation needs
  • Present you with personalized solutions on what to do next
  • Financing options available!
  • 100% satisfaction guaranteed
  • NO service call fees. NO dispatch fees.
  • $50 Visa Gift card is presented once estimate is complete
  • Subject to qualifications
Call for Conditions & Restrictions / Present Coupon at Time of Service / Not Available to Combine with Other Offers

Free Estimate

What you get from Sherlock Plumbing Heating & Air:

  • We will come to your home
  • Analyze your new ductless mini-split installation needs
  • Present you with personalized solutions on what to do next
  • Financing Options Available!
  • 100% satisfaction guaranteed
  • NO service call fees. NO dispatch fees.
  • Subject to qualifications
Call for Conditions & Restrictions / Present Coupon at Time of Service / Not Available to Combine with Other Offers

$79

What You Get From Sherlock Plumbing Heating & Air:

  • We’ll come to your home
  • Analyze your air duct sealing service needs
  • Present you with personalized solutions on what to do next
  • Financing options available!
  • 100% satisfaction guaranteed
  • NO service call fees. NO dispatch fees.
Call for Conditions & Restrictions / Present Coupon at Time of Service / Not Available to Combine with Other Offers

$39

What you get from Sherlock Plumbing Heating & Air:

If your system breaks down within 6 months of service;

  • We’ll come out at no cost to figure out the problem
  • We’ll give you priority scheduling service
  • Credit your original maintenance charge toward the repair!
  • 100% satisfaction guaranteed
  • NO service call fees. NO dispatch fees.
Call for Conditions & Restrictions / Present Coupon at Time of Service / Not Available to Combine with Other Offers

Our Most Recent Reviews

Check out our most recent reviews, and then call us for service!

Adrienne Durfey profile picture
Adrienne Durfey
02:35 29 Dec 25
Got our bathroom shower drain unclogged for an amazing price. He was done in 20 minutes. Would definitely call Eduardo and Mauzy Plumbing again for any future needs
Jaylee Howard profile picture
Jaylee Howard
17:17 27 Dec 25
Had a clogged sink. Eduardo was very nice and walked me through the process. He did a great job and satisfied with his service.
Faze profile picture
Faze
00:17 27 Dec 25
He was great. Very nice and friendly and got the job done quickly!
Bella Tesoro profile picture
Bella Tesoro
20:02 26 Dec 25
Arturo was awesome and solved our issue quickly. He was very friendly and efficient. Highly recommend.
larry estis profile picture
larry estis
19:17 24 Dec 25
Great company angel is a very good and helpful plumber.
Edwardo did a plumbing job in my kitchen. Super efficient. Clearly knew exactly what was needed and did it. Very careful clean and organized. He was also extremely good at explaining what and why he was doing specific steps. In addition he pointed out a few other areas that may be issues in the future for me to keep an eye on. Lastly, Edwardo was pleasant and easy to talk with, a genuine nice guy.
Barbara Taylor profile picture
Barbara Taylor
23:39 13 Nov 25
I had the nicest experience today with Arturo the tech. He was so darned cheerful & nice from his introduction and then on to being very professional. He provided fast service and took the time to explain about plumbing and your service.
He’s really a very nice person and I appreciate having someone like him come into my home.
Diana Holt profile picture
Diana Holt
00:59 06 Nov 25
We had a whole house water filtration system installed . Jace did a terrific job and explained everything he did. He also fixed my tankless water heater that was having an error code that was not completely addressed in the owners manual after I tried to fix it myself. I would recommend Jace and Mauzy to my friends and neighbors. I’m very satisfied!
Siobhán profile picture
Siobhán
23:07 30 Oct 25
This is the second time I have used Mauzy plumbing. My plumber Eduardo, was an absolute professional. He was incredibly good at his work, went above and beyond. Eduardo was so friendly, helpful and communicative. He took care to do the job to the highest standards. I highly recommend the company because of Eduardo and the staff at the office. Thank you.
Angela McCollum profile picture
Angela McCollum
16:44 17 Oct 25
Wilbur, our technician, was fantastic! He fixed our backed up drain very quickly and very thoroughly! He also gave us other options for a more permanent fix, which we will certainly do in the near future. The price was amazing and overall a great experience! We will definitely be using your company again! I am thrilled to find a reliable, Knowledgeableand trustworthy plumber.
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