De Soto IL AC and Heating Experts
HVAC Services in De Soto, IL | Charlie’s Air Conditioning & Heating
Reliable Heating & Cooling for De Soto Homeowners
At Charlie’s Air Conditioning & Heating, we’ve been proudly serving the families of De Soto, IL with trusted HVAC services since 1982. Located just minutes from Carterville, we understand the unique heating and cooling needs of Southern Illinois homes. Whether you need fast AC repair, expert furnace replacement, or energy-efficient heat pump installation, our experienced technicians are ready to help—backed by over four decades of hands-on experience.
Air Conditioning Repair & Installation in De Soto
When the summer heat hits De Soto, you need an air conditioning system that can keep up. Our technicians are trained to diagnose and repair all AC brands and models. If it’s time for a new system, we offer expert AC installation near Carterville, IL and surrounding towns, including De Soto. From air conditioners to air conditioning maintenance, we ensure your system runs smoothly all summer long.
Need emergency help? We’re known for quick, practical service—schedule service today.
Common AC Problems we fix in De Soto
Refrigerant leaks and recharging Compressor failures and replacements Electrical issues and faulty capacitors Frozen evaporator coils Thermostat malfunctions
Furnace Repair & Heating Services for Cold Illinois Winters
Our winters can be harsh, but you can stay comfortable with heating service from Charlie’s. We provide fast, affordable heating repair, furnace installation, and regular heating maintenance in De Soto. If you’re wondering whether to repair or replace, we can walk you through your options and provide a free estimate.
We also work with modern, energy-saving heat pumps and hybrid systems to maximize efficiency.
Year-Round HVAC Maintenance in De Soto
Regular maintenance is the best way to avoid emergency repairs and extend the life of your HVAC system. Our preventative HVAC maintenance program helps De Soto homeowners reduce costs and enjoy better comfort throughout the year. Tune-ups are quick, affordable, and come with priority scheduling.
Not sure if it’s time for a new system? Check out the signs you need a new HVAC.
Spring/Summer AC Tune-Up:
Refrigerant level check and adjustment Electrical connection inspection Condenser coil cleaning Performance optimization
Fall/Winter Heating Tune-Up:
Gas line and heat exchanger inspection Ignition system testing Airflow measurement and adjustment Safety control verification
Why De Soto Chooses Charlie’s Air Conditioning & Heating
We’re not a faceless national chain. Charlie and Linda built this company from their home in 1982, and today our locally owned team continues to serve De Soto and the surrounding communities with dependable, no-nonsense HVAC service. Learn more about our story and why generations of Southern Illinois families trust us with their home comfort.
Additional Services Available in De Soto
- Commercial HVAC
- Blown insulation
- Air quality upgrades
- Smart thermostats and zoning systems
- Custom system design and retrofits for new construction
Get a Free Estimate or Schedule Service in De Soto, IL
When you call Charlie’s Air Conditioning & Heating, you’re getting more than just another HVAC company—you’re choosing a team that values integrity, efficiency, and long-term relationships. Call us today at (618) 985-2502 or book online for heating and air conditioning in De Soto, IL.
