24/7 Customer Service
Trust Oncourse for all your home comfort services. Our 24/7 Customer Service guarantees swift attention. Day or night, reach out for immediate resolution, ensuring your home or business stays comfortable and functional, providing you with peace of mind around the clock. Give us a call at 888-331-7854.

Furnace Repair & Replacement Services in Chicagoland & Northwest Indiana

Oncourse provides trustworthy and convenient furnace repair and installation services to homeowners in Aurora, Bolingbrook, Carol Stream, Elgin, Elmhurst, Naperville, Oak Lawn, Orland Park, Schaumburg, Wheaton, IL, and the surrounding areas Our network of in-house NATE-certified technicians as well as trusted, licensed, insured, independent contractors can help you experience uninterrupted comfort.

24/7 Emergency Service 888-331-7854

Chicagoland's furnace installation experts

If your furnace is more than 15 years old, a furnace replacement may be an option you want to consider. A new furnace installation eliminates reliability concerns, moderates your ownership costs, and delivers increased efficiency. As a Carrier Factory Authorized Dealer, we install products that offer industry-leading AFUE ratings and are equipped with the latest safety features. Discover some of your options:

  1. Fuel Types: Homeowners in Illinois can choose from furnaces that run on natural gas and heating oil. We also offer propane conversions.
  2. Heating Stages: Our furnace installations feature single-stage, two-stage and multi-stage units that can save substantial amounts of energy by running at reduced levels.
  3. High-Efficiency Options: For maximum savings, select a high-efficiency furnace equipped with a condensing flue, modulating gas valve and variable-speed fan.
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Furnace repairs and emergency service

Heating breakdowns are inconvenient, and they have the potential to be downright dangerous. If you’re struggling with electrical or mechanical problems, call our team as soon as possible to prevent safety hazards. The furnace repair pre-qualified service technicians service heating equipment from all major manufacturers. We offer convenient appointments, thorough diagnostic assessments, and expert workmanship to resolve all types of heating problems, including the following.

  1. Faulty limit switches can result in constant air movement.
  2. A defective ignition assembly may prevent the unit from starting.
  3. Airflow problems often cause overheating or unexpected shutdowns.
  4. Carbon monoxide may indicate a problem with the exhaust line or heat exchanger.
  5. Electronic malfunctions can prevent the thermostat from communicating with the furnace.
  6. Our network of in-house NATE-certified technicians as well as trusted, licensed, insured, independent contractors.

Expert furnace service from local pros

With Illinois’ harsh winter weather, reliable heating equipment is critical for protecting your family and your home. Caring for your heating and cooling equipment is what we do best. That’s why we have a network of in-house NATE-certified technicians as well as trusted, licensed, insured, independent contractors and install durable Carrier equipment.

  1. Repairs are available for furnaces made by Carrier and all major brands.
  2. We offer transparent no-nonsense prices and free estimates on new installations.
  3. Our professionals can help you experience maximum reliability and efficiency.
  4. Our network of in-house NATE-certified technicians as well as trusted, licensed, insured, independent contractors.
  5. We uphold the highest standards for customer service over the phone and in your home.
  6. Customers have depended on our professionals for knowledgeable service since 1992.

Contact Oncourse today to learn more about our furnace services or to schedule a convenient appointment at your home. We’re here for you.

 

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What to expect

Discover the Oncourse difference

24/7 Emergency Service

Count on us around the clock for swift assistance whenever unexpected home issues arise.

Free in-home estimates

Get accurate assessments without financial obligations to plan your home care budget effectively.

Warranty Coverage

Don't stress about your home systems. Our warranty coverage means we will be there to help with potential issues.

NATE-certified techs

Rest assured with our highly skilled and certified technicians ensuring quality service and expertise.

Certified Care You Can Count On

Trust our commitment to excellence and industry-recognized certifications for dependable home solutions.

Carrier President's Award Winners

Experience award-winning service and reliability from a trusted leader in home care solutions.

24/7 Emergency Service

Count on us around the clock for swift assistance whenever unexpected home issues arise.

Free in-home estimates

Get accurate assessments without financial obligations to plan your home care budget effectively.

Warranty Coverage

Don't stress about your home systems. Our warranty coverage means we will be there to help with potential issues.

NATE-certified techs

Rest assured with our highly skilled and certified technicians ensuring quality service and expertise.

Certified Care You Can Count On

Trust our commitment to excellence and industry-recognized certifications for dependable home solutions.

Carrier President's Award Winners

Experience award-winning service and reliability from a trusted leader in home care solutions.

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TESTIMONIALS

See What Your Neighbors Are Saying

Jeff was professional, knowledgeable, and friendly. Looking forward to working with him again.

Paul J.

Paul J.

Excellent service. Completed job as I would have, courteous and professional. Great job! Jeff Peter's did the work.

Noreen M.

Noreen M.

Scott came out to my house to repair my furnace from Nicor. Did an excellent job. Was fixed up efficiently and quickly.

Joan N.

Joan N.

Bryan Nystrom went above and beyond to help our family get THE heat back on. He went to the warehouse and back late on a friday night to ensure the best possible professional service. HIGHLY RECOMMEND!

Sonya H.

Sonya H.

Jeff was professional, knowledgeable, and friendly. Looking forward to working with him again.

Paul J.

Paul J.