4.7

Rating by 1766+ Customers

AC Maintenance & Tune-Ups in Midland, TX & the Permian Basin

Voted Midland’s Favorite 6 Years In A Row!

Routine maintenance is one of the best ways to keep your cooling system operating efficiently throughout the hottest months of the year. In Midland and across the Permian Basin, long periods of high temperatures place significant demand on residential air conditioners. D&D Plumbing, Heating, and Air Conditioning provides professional AC maintenance that helps improve system performance, reduce unexpected repairs, and extend equipment life.

Call or contact us online today to schedule your AC tune-up.

air conditioner maintenance

Signs Your Air Conditioner Needs Maintenance

Even if your air conditioner is still cooling your home, regular maintenance can identify small issues before they develop into costly repairs.

  • Longer cooling cycles. Your system takes more time to reach the desired temperature than it did previously.
  • Higher utility bills. Reduced efficiency often causes increased energy consumption during the cooling season.
  • Reduced airflow. Dirty components or developing mechanical issues can limit airflow throughout your home.
  • Unusual noises. Buzzing, rattling, or squealing sounds may indicate worn parts that need attention.
  • It’s been over a year since your last service. Annual maintenance helps keep your system operating safely and efficiently.

AC Maintenance Services

Your air conditioning system contains many components that work together to provide reliable cooling. Over time, dust, debris, vibration, and normal wear can reduce efficiency and place additional strain on the equipment. Professional AC maintenance helps identify these issues before they lead to breakdowns.

Our HVAC technicians perform a detailed inspection of your cooling system, checking both indoor and outdoor equipment. During each visit, we inspect electrical components, test system controls, evaluate airflow, clean accessible components, inspect the condensate drain, examine the blower assembly, verify thermostat operation, and assess the overall condition of the equipment.

Routine maintenance allows us to identify worn parts, loose electrical connections, airflow restrictions, and other developing concerns while they are still relatively minor. Correcting these issues early can help homeowners avoid more expensive repairs later.

What’s Included in an AC Tune-Up Visit

Every maintenance appointment includes a thorough inspection of your cooling system to help ensure it operates safely and efficiently throughout the cooling season. While the exact services may vary depending on the equipment, a typical AC tune-up includes:

  • Inspecting electrical components. We examine wiring, capacitors, contactors, and electrical connections for signs of wear or damage.
  • Cleaning the condenser coil. Removing dirt and debris helps improve heat transfer and system efficiency.
  • Checking refrigerant levels. We verify proper refrigerant charge and look for signs of leaks when necessary.
  • Inspecting the evaporator coil. A clean evaporator coil supports efficient cooling and consistent airflow.
  • Testing thermostat operation. We confirm the thermostat communicates properly with the system and maintains accurate temperature control.
  • Inspecting the condensate drain. We check for clogs or drainage issues that could lead to water damage.
  • Evaluating blower performance. The blower motor and fan assembly are inspected to ensure proper airflow throughout the home.
  • Checking air filter condition. We inspect the filter and recommend replacement if needed to maintain healthy airflow.
  • Testing system controls. Safety controls and operating sequences are verified to help ensure reliable performance.
  • Measuring overall system performance. We evaluate cooling operation, airflow, and equipment performance to identify developing issues before they become major repairs.

Full HVAC System Maintenance

Your cooling system works alongside other HVAC components to maintain indoor comfort. During HVAC maintenance, we evaluate the overall operation of the system rather than focusing on a single part.

By inspecting airflow, electrical components, thermostat performance, and system operation as a whole, we help ensure your equipment performs efficiently throughout the cooling season.

Preventing Costly Repairs

Regular maintenance cannot eliminate every repair, but it can significantly reduce the likelihood of many common equipment failures. Identifying worn capacitors, loose wiring, dirty coils, and airflow restrictions before they cause system damage often results in lower repair costs and fewer unexpected service calls.

If maintenance identifies a component that requires immediate attention, our AC repair services can restore proper operation before additional damage occurs. For older systems nearing the end of their service life, our air conditioning installation team can discuss replacement options if repairs are no longer the most practical investment.

To see what we can do for you, call us for a quote or to schedule service.

Why Choose D&D Plumbing, Heating, and Air Conditioning For AC Maintenance?

Routine maintenance should be performed by experienced HVAC technicians who understand how each part of the cooling system affects overall performance. At D&D Plumbing, Heating, and Air Conditioning, we perform detailed inspections and tune-ups that help homeowners prepare for the demands of the Texas cooling season.

We offer maintenance plans that make annual service convenient, along with 24/7 emergency support if unexpected problems arise and financing options for qualifying replacement projects.

Call today to schedule your AC maintenance and tune-up with D&D Plumbing, Heating, and Air Conditioning.

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What Our Customers Are Saying

Rated 4.7 by 1,766+ Reviews

Review Highlights
Customers consistently praise the team's exceptional speed and responsiveness, with technicians arriving promptly and diagnosing problems quickly—often completing repairs in a fraction of the time other companies take. The staff is widely recognized for their professionalism, honesty, and genuine kindness, with technicians like Brad, Isaac, Juan, Joey, and others earning specific commendation for their courteous demeanor, clear communication, and willingness to explain work thoroughly without pushing unnecessary services. Beyond technical expertise in HVAC, plumbing, and water systems, customers deeply value the team's respect for their homes, competitive pricing, and reliable follow-through on commitments, making them a trusted choice for repeat business.

Based on 1,766+ Reviews

Christian was very professional and answered all my questions with patience and understanding
Angela Nall
6 days ago
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Semi-annual maintenence on HVAC which went quickly. Ryan, the technician, was great! He made sure I was happy with everything. I am long time customer of D & D's annual maintenence package and highly recommend their services.
Edye Calderon
1 week ago
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The tech arrived sooner than I expected and repaired my ac in less than 30 minutes! I received a text in advance with a picture of the person that was coming so there was no surprises. Very reasonable price too!
shaunda mccright
1 week ago
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Replaced my HVAC and D&D was able to schedule me and complete the install within 2 days. The staff was very fast and professional. They went over everything with me.
Eric Stewart
2 weeks ago
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Great team, very professional. They met me at a convenient time for me that was last minute and answered all my questions. I would definitely recommend using this company.
James Robertson
2 weeks ago
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D & D scheduled my repair promptly. Jaysen and Ramiro arrived promptly, listened to our requested service, got to work quickly. They were careful, professional, and thorough. We highly recommend D & D Plumbing for any plumbing, AC or Heating needs!
D Estrada
Alicia Estrada
2 weeks ago
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Very happy. Our water leak happened early Sunday morning and was fixed that afternoon
Rhonda Patterson
2 weeks ago
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On time polite and just a good service
Stephanie Fuller
2 weeks ago
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D & D Plumbing are the Best! They are professional and they work hard and get the job done. Very nice and experienced. Highly recommend this plumbing company.
Sindy Locklar
3 weeks ago
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ARRIVEDRIGHT ONTIME. VERY EFFICIENT AND FRIENDLY CREW. NO WASTED TIME. VERY PLEASED.
JOHN
3 weeks ago
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Technician's were very knowledgeable and courteous. Did a great job.
LYNN CARLSON
3 weeks ago
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Excellent HVAC maintenance service. Glad I have the maintenance program to assure my system stays running well.
Victoria Saxe
3 weeks ago
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Service was very good, these guys are very good and always provide good service and are always friendly.
Good Job
Ray Johnson
3 weeks ago
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Jason showed up on time and gave our heating system a good evaluation. He also noticed a problem and will return to fix it once the rain stops. He was very courteous and professional.

Update October 2026: We had our system examined as part of our maintenance plan and the technician was right on time. Prior to the visit, I received a photo of the technician and some information about his experience. He was very thorough and even drained our hot water heater, thus extending the life of the appliance.
Rocky Valdes
3 weeks ago
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Not only did I receive a very prompt service reply but the problem was fixed quickly.
Very professional!!
Alana Howard
3 weeks ago
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Christian was very professional and answered all my questions with patience and understanding
Angela Nall
3 weeks ago
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We love D&D!! They always take great care of us and their technicians are always kind and knowlegeable!!! 10/10 recommend!!
Jennifer
3 weeks ago
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The plumber did a great job. Good friendly people Hot water heater serviced and AC unit serviced
herbert kneisley
3 weeks ago
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    A tradesman in a blue shirt walks away from a white D&D plumbing van, carrying a toolbox on a sunny suburban street.
    Fast, Reliable Home Comfort Services

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    We're dispatching our experienced technicians 24/7 across Midland, Odessa, and the Permian Basin. We’re ready to help tackle your plumbing, HVAC, and insulation needs.