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De Soto IL AC and Heating Experts

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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

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.

Recent Jobs and Reviews

Rated 5.0 out of 5 stars based on 2101 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.

Job Locations and Reviews

Review
Excellent!!
Mike - Carterville, IL 62918
Pete F.
Pete F. Checked in
Ordered compressor due to noise level of unit. Customer owes labor only, part under warranty 7/11/25: returned to replace compressor, drier, and dual capacitor under parts warranty, completed cooling maintenance, cleaned coil, flushed drain, replaced filters and made sure system is working properly System is operational
West Frankfort, IL 62896
Jakob E.
Jakob E. Checked in
2025 PCSA AC Check Up Prepaid AC Maintenance Technician checked the wire connections, customer replaced the filter, flushed the drain line, made sure the thermostat was operating normally, checked the Freon levels and they were looking good, and cleaned outdoor coil.
Energy, IL 62933
Daniel B.
Daniel B. Checked in
2025 PCSA AC Check Up Prepaid AC Maintenance
Carbondale, IL 62901
Jakob E.
Jakob E. Checked in
AC Maintenance PCSA 2025 a/c check up renewal Air Conditioning Repair Carterville
Carterville, IL 62918
Pete F.
Pete F. Checked in
Hang trunkline in crawlspace that had fell
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
AC Maintenance PCSA 2025 a/c check up renewal Air Conditioning Repair
Carterville, IL 62918
Daniel B.
Daniel B. Checked in
No AC coming from mini split
Carterville, IL 62918
Daniel B.
Daniel B. Checked in
4 pounds of 410a added to system.
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
AC Maintenance PCSA 2025 a/c check up renewal Air Conditioning Repair
Carterville, IL 62918
Daniel B.
Daniel B. Checked in
AC Repair Carterville Air Conditioning Maintenance No AC Room #201
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
2025 PCSA AC Check Up Prepaid AC Maintenance Technician checked the wire connections, replaced the filter, flushed the drain line, and made sure the thermostat was operating normally. Freon levels looked good and outdoor coil was cleaned. System is operational at this time.
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
2025 PCSA AC Check Up Prepaid AC Maintenance Technician checked the wire connections, replaced the filter, flushed the drain line, and made sure the thermostat was operating normally. Freon levels looked good and outdoor coil was cleaned. System is operational at this time. Air Conditioning Repair
Carbondale, IL 62901
Daniel B.
Daniel B. Checked in
No AC and thermostat not cooperating.
Cambria, IL 62915
Pete F.
Pete F. Checked in
AC Service Complaint no a/c nothing coming on Control board bad. Bypassed Y wire. Will order and return with part Replaced furnace board and installed Ecobee thermostat AC now operating properly
Carbondale, IL 62901
Jakob E.
Jakob E. Checked in
2025 PCSA AC Check Up Renewal AC Maintenance Air Conditioning Repair Carterville
Carterville, IL 62918
Daniel B.
Daniel B. Checked in
Air Conditioning Repair Marion 2025 PCSA AC Check Up Prepaid AC Maintenance
Marion, IL 62959
Pete F.
Pete F. Checked in
HVAC Inspection Carterville Inspected 5 systems to make sure they we operational for vacation bible school called in by Darrin Vaughn.
Carterville, IL 62918
Daniel B.
Daniel B. Checked in
2025 PCSA AC Check Up Renewal AC Maintenance
Creal Springs, IL 62922
Gerson C.
Gerson C. Checked in
Tenant stated that unit would trip the breaker upon startup, found compressor start and run windings shorted to ground, got information for compressor and AC unit and will call supply house to get price and availability of compressor and give customer a quote for compressor replacement or possibly new unit
Herrin, IL 62948
Gerson C.
Gerson C. Checked in
Upon arrival found condenser fan motor bad and fan blade damaged, replaced motor and blade and verified system operation #charlie’s
Carbondale, IL 62901
Daniel B.
Daniel B. Checked in
2025 Spring Check UP PCSA New/No AC in addition. Water in floor under both systems.
Johnston City, IL 62951
Pete F.
Pete F. Checked in
Complaint: Compressor on West unit extremely loud. Found noise levels higher than normal but operating properly. Can not guarantee life expectancy of compressor, will quote replacement.
Marion, IL 62959
Daniel B.
Daniel B. Checked in
2025 PCSA AC Check Up Prepaid AC Maintenance
Marion, IL 62959
Jakob E.
Jakob E. Checked in
2025 PCSA AC Check Up Prepaid AC Maintenance Air Conditioning Repair
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
2025 PCSA AC Check Up Prepaid AC Maintenance HVAC Service Energy
Energy, IL 62933
Review
Gerson is always friendly and thorough. Bonus points for loving on our dog Zoey 🥰
Glennon - Carterville, IL 62918
Review
Good service
Tibrewala - Carbondale, IL 62901
Review
Great service
Quint - Carterville, IL 62918
Review
Good
Kelly - Marion, IL 62959
Review
Great service and very professional.
Chavez - De Soto, IL 62924
Review
Always professional and timely
Schuermann - Goreville, IL 62939
Review
Daniel always does a great job!
Kuntze - Carterville, IL 62918
Review
Always a pleasure seeing him. Service is excellent
Dalyce - Marion, IL 62959
Review
Showed up on time, friendly, and quick to get the job done.
Presswood - Marion, IL 62959
Review
Very friendly & professional!
Cain - Herrin, IL 62948
Review
.
Hertz - Carbondale, IL 62902
Review
I have to say I appreciate Charlie's heat and air! They take care of us very well! And they have been doing so for several years!
Moore - Carterville, IL 62918
Review
Excellent service!!!!
Matt - Carterville, IL 62918
Review
Excellent service
Reid - Creal Springs, IL 62922

Recent Jobs and Reviews in De Soto, IL

Rated 5.0 out of 5 stars based on 61 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

Review
Great service and very professional.
Chavez - De Soto, IL 62924
Gerson C.
Gerson C. Checked in
Customer had concerns about AC not keeping up, found dead capacitor, replaced capacitor and verified system operation System is cooling at this time
De Soto, IL 62924
Gerson C.
Gerson C. Checked in
Customer had concerns about system not keeping up, checked system operation and found unit low on gas, charged system with a pound of refrigerant and got better pressures, recommended scheduling a leak search to see if we can find where the leak is coming from System is operational
De Soto, IL 62924
Gerson C.
Gerson C. Checked in
Customer had concerns about evaporator coil dripping and possible drain leak, tested drain line for leaks and found no issues, found evaporator coil partially frozen up, also found condenser coil packed with grass and dirt, cleaned condenser coil and checked system operation, found system low on gas, charged unit with 2 pounds of R22 and made sure system is working properly. Found drain line dripping due to open hole in wall bringing humidity/heat from inside the wall into the furnace closet and causing drain line to condensate and drip. Informed customer about this and recommended covering holes in the wall. Double checked for dripping after charging unit and did not see any more dripping from evaporator coil. System is operational
De Soto, IL 62924
Gerson C.
Gerson C. Checked in
Customer had concerns about blower motor slowing down and almost stopping completely then come back to speed, ran system for 30-45 minutes and did not catch blower changing speeds, customer would still like a quote for a new blower motor System is operational
De Soto, IL 62924
Jakob E.
Jakob E. Checked in
Air Conditioning Repair De Soto AC Maintenance PCSA 2025 a/c check up renewal Technician checked the wire connections, replaced the filter, flushed the drain line, and made sure the thermostat was operating normally. Freon levels looked good and outdoor coil was cleaned. System is operational at this time.
De Soto, IL 62924
Jakob E.
Jakob E. Checked in
2025 PCSA AC Check Up Renewal AC Maintenance Air Conditioning Repair
De Soto, IL 62924
Jakob E.
Jakob E. Checked in
2025 PCSA AC Check Up Prepaid AC Maintenance Air Conditioning Repair
De Soto, IL 62924
Pete F.
Pete F. Checked in
Compliant: Outside fan not running Replaced bad capacitor and washed cond coil
De Soto, IL 62924
Pete F.
Pete F. Checked in
Complaint: Outdoor motor bad Replaced cond fan motor and system is operating properly
De Soto, IL 62924
Gerson C.
Gerson C. Checked in
Found condenser fan motor running but no compressor, found bad capacitor, replaced capacitor and verified system operation System is cooling at this time
De Soto, IL 62924
Jakob E.
Jakob E. Checked in
2025 PCSA AC Check Up Prepaid AC Maintenance Air Conditioning Repair
De Soto, IL 62924
Jakob E.
Jakob E. Checked in
AC Maintenance PCSA 2025 a/c check up free w/ install
De Soto, IL 62924
Gerson C.
Gerson C. Checked in
2025 PCSA AC ONLY Check Up Renewal AC Maintenance Completed maintenance and replaced TXV, made sure system is working properly System is operational
De Soto, IL 62924
Review
Great Service!
Galloway - De Soto, IL 62924
Jakob E.
Jakob E. Checked in
AC Maintenance PCSA 2025 a/c check up renewal Air Conditioning Repair De Soto
De Soto, IL 62924
Review
I was so grateful that you moved my appointment from Tuesday to Monday when you discovered I had no air conditioning. As always the service I receive from your company is excellent and you have the friendly servicemen. They are kind and considerate and very knowledgeable in their work.
Jones - De Soto, IL 62924
Gerson C.
Gerson C. Checked in
AC Maintenance PCSA 2025 a/c check up prepaid Upon arrival found condenser fan motor shaft seized up, replaced motor under warranty and completed cooling maintenance, coils and filter are clean, flushed drain, made sure system is working properly System is cooling at this time
De Soto, IL 62924
Gerson C.
Gerson C. Checked in
AC Maintenance PCSA 2025 a/c check up prepaid Completed cooling maintenance, cleaned coil, flushed drain, filters are provided by customer, checked system operation and found no issues, made sure system is working properly System is cooling at this time
De Soto, IL 62924
Daniel B.
Daniel B. Checked in
AC Maintenance 2025 PCSA AC Check Up START Air Conditioning Repair De Soto
De Soto, IL 62924
Jakob E.
Jakob E. Checked in
AC Maintenance PCSA 2025 a/c only check up renewal Air Conditioning Repair De Soto
De Soto, IL 62924
Review
Gerson C., my service technician, was on time, very friendly and informative, went above & beyond what was expected, and answered all my questions. Would be glad to have him again if needed.
Larry - De Soto, IL 62924
Response from Charlie's Air Conditioning & Heating:

Thank you so much for being a customer! Call us any time!

Gerson C.
Gerson C. Checked in
Customer had concerns about AC not keeping up, found tripped breaker, found mice made a nest in electrical compartment in AC unit and chewed up power wires, fixed wiring and checked system operation, found system low on gas, charged unit with 3 pounds of R22 and made sure system is working properly System is operational
De Soto, IL 62924
Gerson C.
Gerson C. Checked in
AC Inspection Complaint unit not keeping up Found evaporator coil frozen up, found cause to be dead blower capacitor, replaced capacitor, thawed coil, and verified system operation System is cooling at this time
De Soto, IL 62924
Jakob E.
Jakob E. Checked in
2025 PCSA AC Check Up Renewal AC Maintenance Check checks the indoor and outdoor units for the cooling maintenance. Tech checks the indoor units, wire connections, flush the drain. Tech Proceed to go to the outdoor unit to check the Freon, the wire connections, and hoses out the condenser coil.
De Soto, IL 62924
Jakob E.
Jakob E. Checked in
2025 PCSA AC Check Up Free. W. New Install AC Maintenance Tech check the indoor unit for AC season check all the wire connections and change out the filter. Everything looks good on the indoor unit. Tech goes to the outdoor unit check the wire connections, check the Freon, and hose out the condenser coil. Unit units should be good for cooling season.
De Soto, IL 62924
Jakob E.
Jakob E. Checked in
2025 PCSA AC Check Up Prepaid AC Maintenance Tech check the indoor unit for cooling season. Tech checked all the connections and change the filter of the indoor unit. Everything in the indoor unit looks good. Tech proceeded go to the outdoor unit and checked all the electronic connections and check the Freon levels. The AC checked up good. The indoor and outdoor unit are good to go for cooling season.
De Soto, IL 62924
Daniel B.
Daniel B. Checked in
2025 PCSA AC Check Up Prepaid AC Maintenance
De Soto, IL 62924
Pete F.
Pete F. Checked in
Complaint no a/c Found system low of Freon and bad capacitor Replaced cap and added Freon.
De Soto, IL 62924
Review
Excellent service and very friendly
Mike - De Soto, IL 62924
Review
Excellant Service
Crow - De Soto, IL 62924
Review
Fast, professional, excellent service always!
Kevin - De Soto, IL 62924
Review
Couldn't ask for more. Been a satisfied customer for almost 20 years.
CC - De Soto, IL 62924
Response from Charlie's Air Conditioning & Heating:

Thank you for being a customer!

Review
Thorough, professional, friendly service as always!
Kevin - De Soto, IL 62924
Review
Great
Scott - De Soto, IL 62924
Review
Excellent service!
Bill - De Soto, IL 62924
Review
He was awesome 👏 A plus for me thanks
Jeff - De Soto, IL 62924
Review
Excellent
Sarah - De Soto, IL 62924
Response from Charlie's Air Conditioning & Heating:

Thank you for your business!

Review
Great experience and Justin was the epitome of customer service!
Mary - De Soto, IL 62924
Response from Charlie's Air Conditioning & Heating:

Thank you, Mary! Our guys are the best! We appreciate your business.

Review
Excellent service and very quick to respond to my issue.
Carole - De Soto, IL 62924
Review
He was great
Ellis - De Soto, IL 62924
Review
Justin is always courteous and does a great job.
Bill - De Soto, IL 62924
Review
Personal knowledgeable overall service call
Crow - De Soto, IL 62924
Review
Very professional and great service.
Chavez - De Soto, IL 62924
Review
Great job 😁
Pendall - De Soto, IL 62924
Review
annual maintenance
Jones - De Soto, IL 62924
Review
Very Satisfied
EAC - De Soto, IL 62924
Review
As always, Justin was very thorough and even checked my fire alarms. I appreciate the professional way my appointments are always handled
Holder - De Soto, IL 62924
Response from Charlie's Air Conditioning & Heating:

Thank you for being a customer! We're happy Justin could take care of you!

Review
Did a great job 👍
Pendall - De Soto, IL 62924
Response from Charlie's Air Conditioning & Heating:

Thank you for your business!

Review
Awesome service
Bill - De Soto, IL 62924

Five Star Service. Five Reviews.

Read Reviews
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