When your air conditioner fails in Mesa, cooling isn't a luxury. It's what keeps your family safe once summer highs push past 110°F. McCall’s Air Conditioning and Heating has installed, repaired, and maintained cooling systems for East Valley homes since 2004, and we've been BBB A+ accredited since 2011. We're family-owned, and our comfort consultants have worked with every major brand long enough to give you a straightforward recommendation instead of a sales pitch.

With our years of experience in the Mesa, AZ, area, you can rely on us for your air conditioner's installation, replacement, repair, and maintenance. We work with all makes and models of air conditioners, so that is never a concern for you. Your satisfaction means everything to us.

How Much Money Can a New Air Conditioner Save You?

Our SEER2 (Seasonal Energy Efficiency Ratio 2) energy savings calculator can help determine how much you could save on your utility bills. Simply enter your current unit’s SEER value and compare it to a newer, more efficient SEER2 unit. You can even customize it to better match your home’s system for a more accurate calculation.

SEER2 Energy Savings Calculator

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This calculator does not guarantee actual costs or savings and is only to be used for educational purposes.

Customize to Your Home

Adjust these settings for a more accurate calculation:

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Average Annual Cooling Hours***


Historical Comparison

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** Data from U.S. Energy Information Administration
*** Data from 2002 EPA study

** Data for Canadian cities from nrcan.gc.ca
*** Data from weatherdatadepot.com

Air Conditioning Installation and Replacement

If your air conditioner has reached the point where repairs no longer do the job or your home’s energy efficiency is at an all-time low, you may need a new system. When your Mesa, AZ, home is ready for a new or replacement air conditioner, our McCall’s Air Conditioning and Heating professionals will install your cooling system without delay.

How do you know if you need a replacement air conditioner? Here are some of the most common issues. Your unit is:

  • Units nearing 15–20 years old, especially units that have sat in un-shaded Arizona attics. Efficiency drops fastest in the final years of a system's life, and Arizona's heat load accelerates that wear compared to milder climates. Acting before a full breakdown gives you time to plan the replacement instead of scrambling in July.
  • Repeated repairs on the same unit. Fan motors, capacitors, circuit boards: these are the components we replace most often on aging systems here. If you've had more than one repair call in a season, it's worth comparing that repair cost against a new system.
  • Uneven cooling or rooms that never quite reach temperature. This is often a duct-balancing issue rather than the unit itself. Our team can diagnose whether it's the equipment or the ductwork before you spend money on the wrong fix.
  • Rising energy bills with no change in your utility rate. This usually means your system is running longer to reach the same comfort level than it used to.

If you notice any of these signs, or suspect another reason for needing a replacement, talk to one of our McCall's team members. We'll design a system matched to your comfort needs and budget.

We also offer several financing options, with approved credit, to help if this is a concern. Contact us to discuss how our team can guide you through our process.

Air Conditioning Repairs

Not having your air conditioner working on the hottest of days in Arizona can be exasperating. Whenever you need a repair, let our heating and cooling experts quickly remedy it for you.

Here's what we typically find when a Mesa AC unit stops cooling properly:

  • A failed or failing fan motor. This is one of the most common repairs we make on units that have run through multiple Arizona summers
  • A bad capacitor, often the culprit when a unit hums but won't start
  • Warm air from the vents, which can mean anything from a refrigerant issue to a failing compressor
  • A frozen coil, usually from restricted airflow or a refrigerant problem
  • Water leaking near the unit, which can damage drywall and flooring if left alone

Ignoring problems usually only makes them bigger and more costly. Our recommendation is to have one of our McCall's team members promptly diagnose and repair the issue for you.

Sometimes a repair turns into an emergency. Give us a call when it’s urgent. We are here 24/7 for you.

When you do need our professionals to make a repair, you can count on it staying repaired. We make our repairs right the first time—and only use the highest quality parts and materials when working on your system. Our experts are always here for you.

Air Conditioning Maintenance

Keeping your air conditioner in its best operating condition is your goal. You want your system inspected, cleaned, and tuned up on a regular basis to help avoid unexpected and costly repairs and breakdowns.

Routine maintenance by our trained and experienced McCall’s Air Conditioning and Heating team helps your air conditioner cool your Mesa, AZ, home efficiently and reliably. With annual professional care, you may experience maintenance benefits such as improved energy efficiency, extended system life span, and decreased emergencies.

We recommend having our experts prep your air conditioner before you use it for the first time in the spring to give you consistent cooling all season.

To help you manage your maintenance, talk to us about our maintenance program, Peak Performance Residential Maintenance. Your air conditioner tune-up and inspection are part of the plan, so call and speak with one of our educated and friendly team members about our program today.

Trust McCall’s Air Conditioning and Heating With All Your Air Conditioning Needs

We provide all the services you need to achieve the level of cooling comfort you want in your Mesa, AZ, home from your air conditioner. Call McCall’s Air Conditioning and Heating at 480-396-0041 or request service online today to schedule your air conditioning installation, replacement, repair, or maintenance.

Need Air Conditioner Service?

Contact the experts at McCall’s Air Conditioning and Heating.

Call us at 480-396-0041 !

“I had the pleasure of meeting David McCall through the BNI chapter Profit builders many years ago. Once I met him I understood he is an amazing human being with very high standards. Standards in how he lives his life, how he works with integrity, and how he loves everyone in his beautiful life. I’ve had him out to my house before and he goes out of his way to be of superior service. I had the pleasure of needing to call on him once again on Wednesday. Turns out my motor for the AC unit was dead and my unit wasn’t working.

David employs an outstanding technician named Jacob Ortiz that handled my call. This young man is thorough, respectful, and knowledgeable in his profession. My motor and circuit board were replaced and after persistent hard work and communication with me to be home I now have my AC working well. NEVER was I sold a new unit or ANYTHING I didn’t need. That says a lot. I can’t say I trust many people, but the ones I do like David and the wonderful staff he employs means a lot.

THANK YOU!❤️🙏”
- Christopher W.

“Yesterday, Jacob performed our yearly maintenance service. Jacob arrived on time, notifying me of his projected arrival time in advance. He was professional in both his appearance and the manner in which he conducted himself. He informed me our unit continues to be in great condition. It pays to have your air conditioning unit serviced yearly and to change the filters monthly. Thanks to McCall's staff for always providing excellent service!”

- Diane M.

“The McCall family have been my go-to HVAC company through 3 houses and 10 years. Friendly professionals, reasonably priced, COMFORTABLE HOME! I have had the best client experience with McCall’s team for my own home, and my own clientele that I have referred to them. 11/2024 update- Met Gonzalo today for annual preventative maintenance on both units. I couldn’t be happier with my service experience. Gonzalo is friendly, extra courteous, and professional beyond my expectations.”

- Bradley J.

“The interactions with McCall’s and the resulting installation was an excellent experience. I received four different quotes to consider different manufacturers and different technical options and price points – and Alex was extremely knowledgeable and helpful in walking me through the different paths I could take. Scheduling was quick and everyone was on time for the install. I definitely made the right choice in considering McCall’s.”

- Paul S.

“My 22 year old A/C went out right before we left for a trip. Needed it replaced before we got back into town. David came out right away, assessed the system and provided us with some options. They were able to get things scheduled and installed in a time crunch the day after we arrived home. Quality work and communication through the whole process. The summer has been a “breeze” since! Can’t recommend McCall’s enough!”

- Ryan S.