Air Conditioning Repair in Poway, CA

When your cooling system fails during hot weather, you need a technician who understands the problem and can fix it quickly.

Schedule Your Air Conditioning 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 Air Conditioning 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 loosen or tighten a screw on a metal panel of an air conditioning unit, with an instruction and warning label visible—demonstrating typical steps in Air Conditioning Repair Poway.

Professional Air Conditioning Repair for Poway Homes

Poway sits in a warm inland valley where summer temperatures regularly push into the upper 80s and low 90s. There’s no coastal marine layer providing afternoon relief here. AC systems in Poway run harder and longer through the summer than in beachside communities, and when one fails, the indoor temperature climbs quickly. The City in the Country has a lot of larger homes on larger lots, and cooling a 2,500 or 3,000 square foot floor plan without a properly functioning system is not something you can wait a few days on. Poway’s housing stock includes established neighborhoods from the 1970s and 1980s, custom homes on hillside lots, and newer development. Sherlock Plumbing, Heating and Air has served Poway since 2002. Free diagnostic with every repair, same-day service on most calls.

Signs Your Poway AC Needs Repair

  • The house won’t cool down to the set temperature even after the system runs for hours.
  • Airflow from registers is noticeably weaker than it used to be.
  • Ice on the refrigerant lines or the indoor air handler.
  • The system runs constantly but the temperature inside keeps climbing.
  • Grinding, rattling, or squealing from the outdoor unit during operation.
  • The circuit breaker trips when the system tries to start.
  • Water near the air handler from a blocked condensate drain.
  • Energy bills spiking without any real change in how the home is being used.

 

Poway’s hillside homes often have duct runs that travel through attic spaces with high temperatures in summer. Ducts in those conditions can lose a lot of their effectiveness before conditioned air ever arrives at the register. When a Poway system is struggling to keep up and the refrigerant checks out, the duct system is a logical next step in the diagnosis.

An outdoor air conditioning unit sits on a concrete pad next to a house in Poway, surrounded by green grass and landscaping—perfectly maintained and ready for any Air Conditioning Repair Poway might require. Electrical boxes are mounted above the unit.

What Sherlock Repairs Most Often in Poway

  • Capacitor replacement. Poway’s sustained summer heat wears these down faster than in coastal communities.
  • Refrigerant leaks located and fixed at the source before the system is recharged.
  • Condenser coil cleaning. Poway’s inland environment brings more dust and particulate onto outdoor coils than coastal areas.
  • Frozen coil diagnosis, particularly when restricted airflow in longer duct runs is the cause.
  • Compressor diagnostics with clear guidance on whether repair or replacement makes more financial sense.
  • Ductwork assessment for homes where attic heat and duct leakage are reducing system efficiency.

 

Why Poway Homeowners Choose Sherlock

Sherlock was started in 2002 and has been family-owned for every year since. Over two decades, the company has grown to serve all of San Diego County while keeping the same approach: show up prepared, price honestly, and back the work. The 4.9-star rating across more than 4,200 Google reviews and an A+ BBB rating reflect that record.

  • Free diagnostic with every HVAC repair so you know what you’re dealing with before any decision is made.
  • Upfront, honest pricing with no hidden charges after the fact.
  • HomeAdvisor Top Rated and ACCA member, reflecting both customer satisfaction and industry standards.
  • The Happiness Guarantee means Sherlock stands behind every repair.
  • The Sherlock Smart Membership covers two annual tune-ups, 15% off service repairs, and a $0 dispatch fee for $19.99 a month.

 

Same-Day AC Service in Poway

Sherlock understands what a summer AC failure means in Poway. Our trucks are stocked for the failures that show up most often in inland San Diego, and most calls get handled the same day. Our phones are answered 24/7 for customers with urgent situations. Call any time.

 

Sherlock Smart Membership

The Sherlock Smart Membership covers two annual HVAC tune-ups, 15% off service repairs and indoor air quality products, no dispatch fee, a No Breakdown Guarantee, and a credit of up to $500 toward a future system replacement. At $19.99 a month it covers both HVAC and plumbing needs. Ask about current membership benefits when you call.

Get Started Today

Book Your Air Conditioning Repair Appointment in Poway, CA Now

Summer temperatures demand a working air conditioning system, so don’t delay when yours breaks down. Contact Sherlock Air today to schedule your air conditioning repair service in Poway and restore cool comfort to your home.

Air Conditioning Offers & Service Specials

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

FREE

FREE Diagnostic with any HVAC repair
Get a complete system diagnostic at no cost when you book any HVAC repair 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

$99

$99 Water Heater Flush
Keep your water heater running efficiently and extend its lifespan with a professional flush for just $99.

Expires: 4/30/26

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 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.

Quality Work at Fair Prices With Complete Honesty

Air conditioning repair shouldn’t feel uncertain or leave you worried about overcharging for unnecessary work. We inspect your system carefully, tell you exactly what we find and why it needs fixing, and only recommend work that’s genuinely necessary. Our pricing is fair and competitive, our workmanship is quality, and we stand behind every repair we complete. You’ll always understand exactly what you’re paying for.

A technician wearing black gloves uses a manifold gauge to check refrigerant levels on an outdoor HVAC unit during an Air Conditioning Repair Poway service. The unit’s internal wiring and large cooling fans on the left are clearly visible.

Frequently Asked Questions

Sherlock includes a free system diagnostic with any HVAC repair. You’ll know the price before any work begins.

In Poway’s inland heat, a system that runs continuously without satisfying the thermostat is usually dealing with one of three things: low refrigerant charge, a dirty condenser coil that can’t reject heat efficiently, or duct leakage in the attic that’s losing conditioned air before it reaches the living spaces. Sherlock checks all three on the first visit.

Indirectly yes. Hillside attic spaces in Poway can reach extreme temperatures in summer, and duct runs through those spaces lose a lot of their effectiveness if the ducts are leaking or poorly insulated. When a system struggles to cool despite good equipment performance, the attic duct condition is usually worth checking.

Yes, on most calls. Sherlock understands what a summer AC failure means in Poway’s heat. Trucks are stocked for the failures that come up most often in inland San Diego and our phones are answered 24/7 for customers with urgent situations.

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The ACCA logo features three stylized blue waves above the large blue letters "ACCA." Below, the text reads "Air Conditioning Contractors of America.
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