AC & Heating Diagnostic & Repair in San Antonio, TX

Heating and cooling systems are complex. If you're in need of AC and heating diagnosis in San Antonio, you can rely on ABC Home & Commercial Services. Our licensed specialists are available all day, every day. We can quickly diagnose and fix any issue you have so that your home feels comfortable again.

a licensed heating and cooling specialist diagnosing an air conditioning problem

We’ll discuss all prices with you upfront. We don’t charge by the hour, and we won’t surprise you with a bigger bill at the end of service. The price you are quoted is what you will pay, no matter how long the repair takes to be completed.

After diagnosing your problem, our specialist will explain to you the various solutions we can offer and the cost of each option. When you approve one of the repair options, we’ll perform the work immediately and work with your schedule to make things convenient. Our trucks are fully stocked with most components your system will need. We service all brands and models, and our technicians are trained on how to repair for older equipment as well.

The ABC Process

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1. Contact ABC

When you contact us, we will schedule a service call to evaluate the problem. For emergencies, we will send a pro to your home as soon as possible.

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2. Get An Estimate

We'll provide you with an estimate for all needed services. Once we get your approval, our pros will get right to work.

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3. Perform Services

We will work quickly to perform the desired services. At the end of your service call, we'll update you on what we did and any other needed follow-up.

4. Ongoing Maintenance

Customers who sign up for our Advantage Maintenance Plan receive two tune-ups a year and peace of mind that their system is working as it should.

ABC provides 24/7 services for air conditioning and heating system emergencies

24/7 Emergency Service Available

24 hours a day, 7 days a week. We even work holidays and strive to make our specialists available whenever you need them.

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Get Started

We offer a full range of air conditioning & heating services.

Our air conditioning specialists are experts – factory-trained with continuing education provided by our Master License holder and top manufacturing company technical representatives. Additionally, our specialists hold certifications from the most stringent certifying organization in the industry, the North American Technician Excellence Organization (NATE). As a participating member of the Air Conditioning Contractors of America (ACCA) – both locally and nationally – all of our specialists work on advancing their skills and accreditations year round.

Thinking about a career with the ABC AC & Heating team?
Watch this video & check our Current Job Opportunities
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Get Started

We offer a full range of air conditioning & heating services.

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What Our Customers Are Saying

Based on 823 reviews

Ed Davis

4/22/2025

“ABCs HVAC service tech, Kim Saunders, is obviously experienced, knowledgeable, thorough and efficient. He took time to answer all my questions, which gave me a high level of confidence. I am extremely pleased with his service visit to tune up my Carrier heat pumps.”

Dan Pry

12/30/2024

“Kyle from ABC did a fantastic job of evaluating my HVAC system today. Never had such a thorough job done before. Usually only some of the boxes are filled in on checklist but he filled in every box with details. While he was here he thoroughly evaluated heating, emergency heating, and AC on both my units. He also did not try to sell me any additional service which I much appreciated. Plus he mentioned that capacitors on both of my units were barely within range and would probably need to be changed out in the spring. He mentioned a ballpark price to replace the capacitors which was lower than I expected. Actually below average price on Google which was a pleasant surprise. He even thoroughly cleaned outside units. Impressive job!!”

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ABC's Complete List of Home Services in San Antonio

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