AC & Heating Diagnostic & Repair in Waco, TX

Heating and cooling systems are complex machines, and troubleshooting a problem on your own can be difficult. If you need an AC & heating diagnosis in Waco, trust the licensed professionals at ABC Home & Commercial Services. Our experts are available 24/7 to provide you with honest advice on the best steps to get your home comfortable again.

a licensed heating and cooling specialist diagnosing an air conditioning problem

Once the problem has been diagnosed, our specialist will explain to you what they have found. They will explain to you the various solutions ABC can offer and how much each option will cost. When you approve one of the repair options presented, we will perform the work immediately and work with your schedule to make things as convenient as possible in your home. Our trucks are fully stocked with most of the components your air conditioning system will need. We service all brands and models, and our technicians are even trained on how to repair older HVAC equipment.

The ABC Process

1 - contact us
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.

2 - estimate calculator
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.

blowing air
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.

belton pool service step 4
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

Our specialists are on call, 24 hours a day, seven days a week. Not only do all employees undergo a thorough criminal history check and drug screening, but ABC carries all required licenses and certifications for AC service work. We also work holidays and strive to make our specialists available when you need them.

an ABC specialist speaking with a new customer

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 organizations 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 toward advancing their skills and accreditation annually.

Frequently Asked Questions

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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 5076 reviews

Martha Bravo

4/28/2026

“I had a great experience with ABC Home & Commercial Services. Their technician, Leo Nunez, did an outstanding job. He is bilingual, very friendly, and always professional every time he visits our office building. Leo takes the time to explain everything clearly and makes sure the service is done right. His attention to detail and positive attitude really stand out, and it’s always a pleasure working with him. Overall, ABC Home & Commercial Services has been reliable, efficient, and easy to work with. I highly recommend their team, and especially Leo, for anyone looking for quality service. Thank you again for the excellent work!
— Martha Bravo”

Kevin Patterson

5/8/2026

“We have been with ABC Home and Commercial Services for over 20+ years. Our current technician, Paul, does a fantastic job of taking care of things. Very professional and courteous. The office staff are a great bunch of people to work with when I call in monthly to make a payment. Keep up the good work ABC.”

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