24/7 Emergency Service
Trust Oncourse for all your home comfort services. Our 24/7 Emergency 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.

Oak Lawn, IL Heating & Air Conditioning Services

Your home doesn’t feel much like a home without effective climate control to keep you comfortable. Oncourse has a network of in-house NATE-certified technicians as well as trusted, licensed, insured, independent contractors and premium carrier products. If your HVAC system isn’t up to the task, you can trust us to solve the problem.

Expert Heating and Air Conditioning Repair

It’s easy to forget how much we rely on our heating and cooling systems until something goes wrong. A faulty capacitor or damaged evaporator coil is enough to make your Oak Lawn home miserable. When your climate control system fails, Oncourse is ready to deliver a fast and effective fix. Our pre-qualified service technicians are skilled, experienced, and dedicated to providing high-level workmanship no matter the job. We use well-made repair parts from reputable manufacturers and follow manufacturer specifications for every repair.

Certified Carrier HVAC Systems

As a recognized leader in the HVAC industry, our standard of quality is non-negotiable. That’s why we partner with top brands to bring our customers the best engineering and technology around. As a Carrier Factory Authorized Dealer, we’re trained and certified to install some of the industry’s most trusted HVAC systems. Whether you’re making an energy-efficient upgrade or replacing failing equipment, we’ll help you explore the best options for your needs. We never tack on deductibles, trip charges or other hidden fees, so there’s no need to worry about surprise bills.

All-Inclusive Heater and Air Conditioning Service Plans

Oak Lawn is a beautiful place to live, but the local climate can take a toll on your HVAC system. Fortunately, our pre-qualified service technicians know what it takes to keep your equipment running like a well-oiled machine. Our heating and air conditioning service plans include annual inspections, detailed equipment tune-ups, and rigorous safety checks. If necessary, we’ll also replace your heater’s thermocouple or add refrigerant to your cooling system.

Whether you need emergency furnace repair or a scheduled AC tune-up, there’s no need to overthink it. Just call the experts at Oncourse for HVAC services that are second to none.

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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

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

Noreen M.

Noreen M.

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

Paul J.

Paul J.

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.

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Sonya H.

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