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

How will you price my work?

At ABC, all air conditioning repair prices are established upfront. We do not charge by the hour, and there will be no surprises. The price you are quoted is what you will pay, regardless of how long it takes for the repair to be completed.

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

Get Started

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

More AC & Heating Solutions In Waco

What Our Customers Are Saying

Based on 4773 reviews

Megan Leonard

7/17/2025

“ABC always does a fantastic job caring for our home and providing pest and mosquito services. I appreciate the care and thoroughness the technicians provide as well as their great communication and sharing their knowledge. Enrique in particular has serviced our property a few times and we are always so happy with his open and consistent communication and the work he provides - highly recommend!”

Heather Preece

7/17/2025

“ABC has provided us excellent service for 20 years. We highly recommend them for pest and rodent control. They also do many other things like appliance repair! So far they have proved trustworthy and they do what they say they will do. We have had really good service techs/employees come to our home to do services. Always polite and knowledgeable, they work hard and get the job done.”

Featured Blog Posts

Visit Our Blog
A furnace blowing cold air through open air vents
Why Is My Furnace Blowing Cold Air?

Have you ever walked into your home on a cold night, only to realize your furnace is blowing cold air? Many homeowners would find this alarming. In many cases, the cause is something minor you can tro...

a dryer leaking water
Why Is My Dryer Leaking Water?

Your dryer can leak water for many reasons. Most of the time, it’s due to a clogged ventilation system or another common issue that can be easily resolved.

ABC's Complete List of Home Services in Waco

Why deal with multiple service providers when ABC can do it all?