4.9/5 from 25,000+ Homeowners

Air Conditioning Repair in Miami, FL

Fast, reliable air conditioning repair when Miami's heat won't wait.

Providing Expert Service Since 2007

Is Your AC Showing These Warning Signs?

AC Not Cooling

Your AC runs but doesn’t cool your home, leaving you sweltering in Miami’s tropical humidity despite high energy bills.

Strange Noises

Grinding, squealing, or banging sounds indicate serious mechanical issues that need immediate attention.

Frequent Cycling

Your AC turns on and off repeatedly, never reaching set temperature and wearing out components faster.

Water Leaks

Pooling water around your unit or frozen coils signal drainage problems that can cause water damage.

High Energy Bills

Unexplained spikes in electricity costs indicate your AC is working harder than it should.

Expert Air Conditioning Repair for Miami's Tropical Climate

Miami’s tropical climate puts extraordinary demands on air conditioning systems, with year-round heat, crushing humidity, and salt air accelerating wear. When your AC fails in 95-degree heat with 80% humidity, every minute matters. One Hour Air Conditioning & Heating provides immediate response with certified technicians who understand Miami’s unique cooling challenges. We serve Miami, Miami Beach, Coral Gables, Doral, Homestead, North Miami, Coral Terrace, Cutler Bay, Kendall, Pinecrest, Sweetwater, West Miami, and throughout Miami-Dade County. We arrive within 60 minutes for emergencies, diagnose problems accurately, and restore your comfort fast—guaranteed.

Common AC Repairs We Handle Daily

Miami’s intense heat causes specific AC problems we see daily. Refrigerant leaks rob cooling power while corroding coils. Capacitor failures from constant operation leave systems unable to start. Compressor issues from overwork require expert diagnosis. Our NATE-certified technicians carry extensive parts inventory, enabling same-visit repairs for most issues. We use advanced diagnostics including thermal imaging and digital gauges to identify problems precisely, avoiding guesswork and unnecessary replacements that waste your money.

Most frequent Miami AC repairs:

Emergency AC System Diagnostics

When your AC fails, accurate diagnosis prevents costly misdiagnosis. Our 21-point inspection covers electrical systems, refrigerant levels, airflow, thermostat calibration, and mechanical components. We test capacitors, check amp draws, measure superheat and subcooling, and inspect ductwork. This comprehensive approach identifies not just the immediate problem but underlying issues that could cause future failures. We document findings with photos and measurements, explaining issues clearly so you can make informed repair decisions.

Diagnostic process includes:

Why Miami Homes Need Faster AC Repair

Miami’s climate makes AC failure a health emergency, not just discomfort. Indoor temperatures can exceed 90°F within hours, dangerous for elderly residents and pets. High humidity promotes mold growth in just 24-48 hours without proper cooling and dehumidification. Our rapid response prevents these cascading problems. We maintain multiple service vehicles throughout Miami-Dade County, ensuring technicians reach you quickly with the right parts and tools.

Transparent Pricing & Repair Options

We provide upfront, written estimates before any work begins. Our technicians explain repair options clearly, from temporary fixes to complete solutions, helping you choose based on your budget and needs. We offer multiple payment options including financing for major repairs. Our work includes comprehensive warranties: one year on labor, manufacturer warranties on parts. If we’re late, you don’t pay a dime—that’s our promise to respect your time in emergency situations.
 
Don’t suffer through Miami’s heat another minute. One Hour Air Conditioning & Heating delivers the fastest, most reliable AC repair in Miami-Dade County. Our NATE-certified technicians are standing by 24/7, ready to restore your comfort. Call (833) 252-4890 now for priority service, or book online for fastest response. Remember—we’re always on time or you don’t pay a dime!

100% Satisfaction Guarantee

If you’re not completely satisfied with our work, we’ll make it right or refund your money.

AC Repair FAQs for Miami Homeowners

We guarantee 60-minute emergency response throughout Miami, Miami Beach, Coral Gables, Doral, Homestead, North Miami, Coral Terrace, Cutler Bay, Kendall, Pinecrest, Sweetwater, and West Miami. Our NATE-certified technicians carry extensive parts inventory, enabling same-day repairs for most common issues.

While we complete most repairs the same day, some complex issues require specialized parts we may need to order. We’ll provide temporary cooling solutions when possible and expedite parts delivery.

Yes, our NATE-certified technicians are trained to repair all major AC brands including Carrier, Trane, Lennox, Goodman, Rheem, American Standard, York, and more. We work on central air systems, heat pumps, ductless mini-splits, and packaged units. We maintain relationships with major parts suppliers to ensure we can source components quickly for any system.

Repair costs vary based on the specific problem, parts needed, and labor required. We provide upfront, written estimates before beginning any work—you’ll know exactly what you’re paying before we start.

If repair costs exceed 50% of replacement cost and your system is over 10-12 years old, replacement might be more cost-effective. Our technicians will provide honest recommendations based on your specific situation.

Absolutely. We provide 24/7 emergency AC repair throughout Miami. We understand that AC failures don’t wait for convenient times, especially during Florida’s hottest months. Our emergency service includes the same 60-minute response guarantee and on-time-or-free promise. We’re available nights, weekends, and holidays when you need us most.
All our AC repairs include a comprehensive one-year warranty on labor, plus manufacturer warranties on all parts installed. This means if any issue arises with our work or the parts we installed, we’ll make it right at no additional charge. We stand behind our repairs because we use quality parts and our technicians are NATE-certified professionals.

Don't Let AC Failure Disrupt Your Miami Home.

Call One Hour Air Conditioning & Heating at (833) 252-4890 for fast, reliable AC repair. Available 24/7 with 60-minute response guarantee!

One Hour tech performing AC repair in Miami, FLBeat the Heat with One Hour Air Conditioning & Heating

Miami’s tropical climate brings year-round sunshine, but with it comes a constant reliance on air conditioning. When your AC system fails, you need a reliable partner to promptly restore your comfort. That’s where One Hour Air Conditioning & Heating comes in.

Emergency AC Repair Services in Miami

At One Hour, we understand that a malfunctioning air conditioner in Miami is not just an inconvenience; it’s a crisis. That’s why we offer emergency AC repair services to get your system back up and running as quickly as possible. Day or night, our team is ready to tackle your AC woes with expertise and efficiency.

Count on us for Same-Day Repairs in Miami, FL

When you reach out to One Hour for AC repair, you won’t be left sweltering in the Miami heat for long. Our commitment to same-day repairs means we’ll prioritize your service call and dispatch our skilled technicians to your location promptly. We value your time and strive to deliver prompt solutions to restore your indoor comfort. Best of all, we’re always on time or you don’t pay a dime.

Expert Technicians with Local Knowledge

One Hour takes pride in our team of expert technicians who possess extensive knowledge of Miami’s unique climate and the air conditioning systems that thrive in it. Whether your AC unit is experiencing poor airflow, strange noises, or complete failure, our technicians will diagnose the issue accurately and implement effective repairs to restore optimal performance.

Quality Workmanship and Parts Guarantee

When you choose One Hour for AC repair in Miami, you can trust that we use only the highest quality replacement parts and stand behind our workmanship. We back our repairs with a comprehensive guarantee, providing you with peace of mind and assurance that your AC system is in capable hands.

Comprehensive Miami AC Services Tailored to Your Needs

One Hour Air Conditioning & Heating offers more than just emergency repairs. We provide a comprehensive range of AC services to keep your system running smoothly year-round. From routine maintenance to system installations and upgrades, our team has the expertise to address all your cooling needs. Whether you’re looking to optimize your AC efficiency, improve indoor air quality, or explore energy-saving options, we’re here to help.

Efficient and Transparent Communication

We prioritize clear and transparent communication with our customers. From the moment you contact us for AC repair in Miami, our friendly and knowledgeable staff will guide you through the process with professionalism and courtesy. We believe in keeping our customers informed every step of the way, from diagnosing the issue to explaining repair options and providing upfront pricing details. With One Hour, you can trust that you’re always in the loop and never caught off guard by unexpected costs or delays.

Dedicated to Customer Satisfaction

Customer satisfaction is at the heart of everything we do. We strive to exceed your expectations with every service call, delivering prompt, reliable, and efficient solutions that restore your comfort and peace of mind. Our goal is not just to fix your AC problem but to earn your trust and become your go-to HVAC partner for years to come.

AC Repair FAQs

How long does an AC repair appointment take?

The duration of an AC repair appointment can vary depending on the complexity of the issue and the type of repair needed. In many cases, our technicians can diagnose and resolve common AC problems within a single visit, typically taking anywhere from one to three hours. However, more extensive repairs or complex issues may require additional time. Rest assured, our team works efficiently to minimize downtime and restore your comfort as quickly as possible.

Do you offer emergency AC repair services?

We understand that AC breakdowns can occur at any time, often when you least expect them. That’s why we offer emergency AC repair services in Miami to address urgent issues promptly. Whether it’s the middle of the night or a scorching hot weekend, you can count on One Hour to be there when you need us most.

Are your technicians licensed and insured?

Absolutely. Our technicians are fully licensed, certified, and insured professionals with extensive training and experience in AC repair. You can trust that your HVAC system is in capable hands when you choose One Hour for your repair needs.  

Most Common Reasons Your AC Stops Working

Here are some of the most common reasons your air conditioner may be malfunctioning.

Refrigerant Leaks

Low refrigerant levels due to leaks can cause your AC system to malfunction, resulting in inadequate cooling performance. Our technicians can locate and repair refrigerant leaks to restore proper function and efficiency.

Dirty Air Filters

Clogged or dirty air filters restrict airflow, leading to reduced cooling capacity and increased strain on your AC system. Regularly replacing or cleaning air filters is essential to maintain optimal performance and indoor air quality.

Faulty Capacitors

Capacitors are responsible for starting and running the motors in your AC unit. When capacitors malfunction or fail, your AC may struggle to start or stop altogether. Our technicians can inspect and replace faulty capacitors to restore proper operation.

Electrical Problems

Electrical problems, such as faulty wiring or damaged components, can disrupt the operation of your AC system. Our skilled technicians are trained to diagnose and repair electrical issues safely and efficiently.

Thermostat Problems

A malfunctioning thermostat can prevent your AC system from properly regulating temperature settings. Whether it’s a calibration issue or a faulty sensor, our technicians can troubleshoot and resolve thermostat problems to ensure consistent comfort throughout your home. By addressing these common issues promptly and proactively, you can prevent costly breakdowns and prolong the lifespan of your AC system. If you’re experiencing any of these problems or other AC issues, don’t hesitate to contact One Hour Air Conditioning & Heating for expert diagnosis and repair.

Your Trusted Miami, FL, AC Repair Partner

When it comes to AC repair in Miami, we stand out for our commitment to excellence, integrity, and customer satisfaction. With our team of skilled technicians, quality workmanship, and personalized service, we’re dedicated to providing you with an exceptional HVAC experience from start to finish. Don’t let a malfunctioning air conditioner disrupt your comfort. Keep cool and contact One Hour Air Conditioning & Heating today.