Local Furnace & AC Repair & Replacement in Marion, IL

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Trusted HVAC Service Pros in Marion, IL

When the temperature drops in Marion, you don't have time to wait for heat. Charlie's Air Conditioning & Heating provides 24/7 Emergency Furnace Repair to keep your home safe and warm. From heat pumps to gas furnaces, we are Marion's trusted winter experts.

We also offer blown insulation to eliminate uncomfortable and energy-wasting drafts! And we feature a line of trusted made-in-America products so we can present to you the finest air conditioners, furnaces, and heat pumps.

We have over 30 years of industry experience, so we know how to keep you cool in the summer and warm in the winter. Call Charlie's today at (618) 985-2502 for fast service from your trusted local HVAC company.

HVAC Repair

Whether your air conditioner isn't cooling properly or your furnace is making strange noises, we've got you covered. Our team is trained to handle a wide range of HVAC problems, ensuring your comfort is restored as quickly as possible. Don't let a faulty HVAC system disrupt your indoor comfort—trust Charlie's for expert HVAC repair services in Marion.

Furnace Repair

When the temperatures drop in Marion, a reliable furnace is essential for keeping your home warm and cozy. If your furnace is acting up or failing to heat your home effectively, turn to Charlie's for expert heating repair services.

When should you call for heating repair?

Your home smells bad when you turn your furnace on.
The furnace won't turn on or stay on.
The pilot light won't stay lit.
Your home isn't heating evenly.
The furnace is making strange noises while running.
The air quality in your home has worsened.
The indoor temperature doesn't match the thermostat.

With decades of heating service experience, our team has the knowledge and skills to diagnose and fix any furnace problem efficiently. Don't let a malfunctioning furnace leave you in the cold—trust Charlie's for dependable furnace repair in Marion.

Air Conditioner Repair

Is your air conditioner struggling to keep your home cool during the hot Marion summers? Don't sweat it! We are here to help with our professional AC repair services.

Keep an eye out for these signs:

Poor airflow from vents
Warm air blowing from the AC unit
Unusual noises or odors
Increased energy bills
Frequent cycling on and off

If you notice any of these signs, don't hesitate to contact us for prompt AC repair service. Our experienced technicians specialize in diagnosing and fixing a variety of air conditioning issues to keep your home comfortable year-round.

HVAC Replacement

When it's time to upgrade your heating and cooling, trust our team for reliable HVAC replacement services in Marion and the surrounding areas. We specialize in installing high-quality heating and cooling units tailored to your home or business needs.

Our AC replacement and heating replacement process begins with a comprehensive assessment of your current system and an evaluation of your heating and cooling requirements. Based on our findings, we'll recommend the best HVAC solution for your space, considering factors such as energy efficiency, indoor air quality and budget.

From start to finish, you can count on Charlie's for seamless HVAC replacement service. Our skilled technicians will handle the installation with precision and care, ensuring your new system is properly sized, installed, and calibrated for optimal performance.

HVAC Maintenance

Regular maintenance is key to ensuring your HVAC system operates efficiently and reliably year-round. We offer comprehensive AC tune-up, heating tune-up and HVAC maintenance services in Marion to keep your heating and cooling equipment in top condition.

During a maintenance visit, our technicians will perform a thorough inspection of your HVAC system, checking for any signs of wear, damage or inefficiency. We'll also clean and lubricate essential components, replace worn-out parts and calibrate your system for optimal performance.

Don't wait until your HVAC system breaks down to schedule maintenance—preventive care is the best way to avoid costly repairs and ensure your comfort year-round.

Need Heat Pump Service in Your Marion Home?

Not everyone has a furnace in their home and as environmental protection rules change, we are ready to serve you. We can still help! With heat pump products and service options just right for your home and family, we can help with all of your HVAC Services to warm your home!

How Is Charlie's Different From The Competition?

As a family-owned business, open for nearly four decades, we have values that many younger companies have not yet developed. We truly value our customers and we want them to become repeat customers, whatever it takes. That's why our technicians work so hard to achieve 100% customer satisfaction.

Keeping Marion Comfortable Year Round

If you're a Marion resident, don't miss out on the opportunity to work with a company that prizes a strong work ethic and puts quality service before sales. Contact Charlie's Air Conditioning & Heating online or call (618) 985-2502 today and find out what we can do for you!

Can upgrading my thermostat actually lower my energy bill?

Yes, upgrading your thermostat can lower your energy bill—especially if you switch to a programmable or smart thermostat. These advanced thermostats allow you to automatically adjust your home's temperature based on your schedule, so your system doesn’t waste energy when no one’s home. A smart thermostat learns your habits and can even optimize energy use based on weather conditions. Some models give real-time energy reports to help you make cost-saving decisions. By reducing unnecessary heating and cooling, homeowners can see energy savings of 10–20% or more annually. In short, modern thermostats boost efficiency, reduce wear on your HVAC system, and help cut utility costs—making them a smart upgrade for comfort and savings.

How do pets impact my home’s heating and cooling efficiency?

Pets can impact your home’s heating and cooling efficiency more than you might think. Pet hair and dander can clog air filters faster, restricting airflow and making your HVAC system work harder. This reduces efficiency and can raise energy bills. Pets also tend to bring in more dust and allergens, affecting indoor air quality and potentially straining your system. If pets frequently go in and out, they may let hot or cold air escape, forcing your HVAC to compensate. Regularly changing filters, scheduling routine maintenance, and sealing doors can help maintain efficiency. In homes with pets, it’s especially important to keep your HVAC system clean and well-maintained for optimal performance and comfort.

Does running ceiling fans really help my HVAC system work better?

Yes, running ceiling fans can help your HVAC system work better by improving air circulation and making your home feel more comfortable at higher thermostat settings. In the summer, ceiling fans create a wind-chill effect, allowing you to set your AC 2–4 degrees higher without sacrificing comfort. In winter, reversing the fan direction helps push warm air down, reducing the workload on your heating system. This means your HVAC doesn’t have to run as long or as often, which can increase efficiency and lower energy bills. Just remember: fans cool people, not rooms, so turn them off when you leave. Used correctly, ceiling fans are a simple way to boost HVAC performance and save money.

Recent Jobs and Reviews in Marion, IL

Rated 5.0 out of 5 stars based on 334 customer reviews

Customers say: The reviews exhibit a positive sentiment towards Charley's Air Conditioning and Heating. The majority of customers express satisfaction with the quality of service, professionalism, and expertise of the technicians. Positive reviews frequently mention friendly and personable service providers, timely and efficient service, and effective problem resolution. Customers also appreciate the company's reliability, punctuality, and willingness to accommodate their schedules. Additionally, many reviews highlight the technicians' knowledge, courtesy, and ability to explain technical issues in a clear and understandable manner. However, a few negative reviews exist, primarily concerning pricing and billing issues. Customers express dissatisfaction with unexpected charges, billing errors, and the need for additional repairs. While these negative reviews exist, the overall sentiment remains positive, with a clear majority of customers expressing satisfaction with Charley's Air Conditioning and Heating's services.

Our Local Reviews by City

Job Locations and Reviews

Jakob E. Checked in 7 hours ago

2025 PCSA Heating Check Up Renewal Heating Maintenance Technician checked wire connections. Made sure thermostat is operating normally. Customer replaces the filters. Checked electric heat. While technician was checking the indoor unit. The blower motors bearings are starting to wear out. Need to keep an eye on during future check ups.

Marion, IL 62959

Jakob E. Checked in 8 hours ago

Technician checked wire connections. Made sure thermostat is operating normally. Customer replaces filter on apartment B’s unit. Tech replaced the filter and apartment A unit. Checked electric heaters. Checked Freon, and checked defrost.

Marion, IL 62959

Jakob E. Checked in 10 hours ago

2025 PCSA Heating Check Up Prepaid Heating Maintenance Technician checked wire connections. Made sure thermostat is operating normally. Replace the filter. Checked electric heaters. Checked Freon levels, and checked defrost.

Marion, IL 62959

Jakob E. Checked in 1 day ago

Heat Pump Maintenance PCSA 2025 heating check up prepaid HVAC Repair Marion

Marion, IL 62959