Furnace Repair Near San Diego, CA

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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.

Don't Freeze Without Proper Furnace Repair

A broken furnace makes your home unbearable, especially during San Diego’s cool months. Professional furnace repair in San Diego, CA restores your warmth quickly. The San Diego furnace repair experts at Sherlock Air understand how urgent furnace problems are when you’re cold and uncomfortable. We respond quickly to all repair requests and diagnose problems accurately. We have the parts and expertise to fix most furnace issues same-day. We explain what went wrong and recommend how to prevent future problems. When you need furnace repair in San Diego, you’re getting technicians who treat your comfort as a priority.

Signs Your Furnace Is in Need of Repair

Carbon Monoxide Detector Alert

If your carbon monoxide detector sounds an alarm, turn off your furnace immediately and call for emergency service. Carbon monoxide leaks are serious health hazards requiring immediate professional attention. Our San Diego furnace repair team can respond quickly to carbon monoxide emergencies. Professional furnace repair in San Diego, CA prioritizes your family’s safety.

Inadequate Heat

If your furnace is running but your home isn’t getting warm enough, something is wrong with your heating system. Poor heat indicates a failing furnace requiring repair. Our San Diego furnace repair experts can diagnose and fix heating problems. Professional furnace repair in San Diego, CA restores adequate warmth.

Power Issues

If your furnace won’t turn on or keeps shutting off, electrical problems are likely. Power issues prevent your system from operating properly. Our San Diego furnace repair team can diagnose electrical problems and fix them. Professional furnace repair in San Diego, CA restores reliable operation.

Foul Odors

Burning, musty, or other unpleasant odors coming from your furnace indicate a serious problem. Foul smells signal safety issues or component failure. Our San Diego furnace repair professionals can locate the odor source and fix it. Professional furnace repair in San Diego, CA eliminates odor problems.

Odd Noises

Loud banging, clanging, grinding, or rattling sounds from your furnace indicate internal damage or wear. These noises signal your furnace is breaking down. Our San Diego furnace repair team can identify noise sources and repair them. Professional furnace repair in San Diego, CA eliminates furnace noise.

Changing Pilot Light Color

Accordion Contena

A yellow or orange pilot light instead of blue indicates a problem with your furnace’s combustion. Pilot light color changes signal incomplete fuel burning and potential safety issues. Our San Diego furnace repair experts can check your pilot light and make necessary adjustments. Professional furnace repair in San Diego, CA ensures safe operation.

Poor Air Quality

If your furnace is spreading dust, allergens, or other contaminants throughout your home, something is wrong. Poor air quality from your furnace indicates maintenance or repair is needed. Our San Diego furnace repair team can clean and repair your system. Professional furnace repair in San Diego, CA improves your indoor air quality.

We Repair Furnaces With Precision

Improper furnace repair can damage your system or fail to fix the real problem. We diagnose issues accurately, use quality parts, and test everything thoroughly before we finish. Your furnace repair gets done properly so your system runs reliably.

Get Started Today

Get Your Furnace Fixed Today

Is your furnace broken or acting up? Sherlock Air is the trusted choice for San Diego, CA furnace repair. Contact us today and let our experts get your furnace working again.

Heating Offers & Service Specials

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

10% Off All Services

10% Off

Save 10% on any plumbing, heating, or air service.

Offer available for a limited time and may be canceled or changed without notice. Not valid with other promotions.

Call for Conditions & Restrictions / Present Coupon at Time of Service / Not Available to Combine with Other Offers

$500 credit towards a repair

$500 Credit

Get a $500 credit toward a qualifying repair when you purchase approved services.

Expires: 3/31/26

Credit applies to labor and/or materials only. Not valid on diagnostic fees, maintenance plans, memberships, or prior services. Must be presented at time of service. Limit 1 per household. Cannot be combined with other offers, discounts, or promotions. No cash value. Restrictions may apply.

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

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

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

00:17 27 Dec 25

He was great. Very nice and friendly and got the job done quickly!

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

19:17 24 Dec 25

Great company angel is a very good and helpful plumber.

Michael (Mike) Del Casino

03:36 08 Dec 25

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

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

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

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

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.