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.

Professional AC Maintenance in Chicagoland & Northwest Indiana

The secret to getting long-term performance from your heating and cooling equipment is investing in regular HVAC maintenance. Oncourse is committed to helping homeowners in Aurora, Bolingbrook, Carol Stream, Elgin, Elmhurst, Naperville, Oak Lawn, Orland Park, Schaumburg, Wheaton, IL, and the surrounding areas. Explore our maintenance options to safeguard your HVAC equipment so that it will continue to perform in all kinds of weather.

24/7 Emergency Service 888-331-7854

Why HVAC maintenance is important?

HVAC systems should help to keep your home’s air clean and maintain a comfortable indoor temperature regardless of what’s going on outside. However, these systems recirculate the air in your house, which can potentially become laden with impurities. They also contain many components that can become dirty, worn out, or unexpectedly fail. Consequently, your air quality and comfort can suffer without regular heating and AC maintenance. System efficiency begins to slip, and the likelihood of repairs increases. Our maintenance plans help you prevent small issues from progressing into major problems. Here are some of the benefits you may enjoy with annual maintenance:

  1. Lower utility bills
  2. Avert HVAC repairs
  3. Enhance comfort
  4. Promote good indoor air quality
  5. Prolong equipment lifespan
  6. Save on repair expenses
gas-furnace-repair

Our Heating Maintenance Plan Includes:

  1. Annual maintenance service on one furnace, one boiler, or one heat pump
  2. Clean and adjust burners and pilot
  3. Check heat exchanger cells
  4. Clean and check blower assembly
  5. Check air filter
  6. Check for furnace noises or vibrations
  7. Check that safeties operate
  8. Check heating unit venting and drafting
  9. Visual inspection of water heater
  10. Check for carbon monoxide leaks
  11. Replace thermocouple if needed

Our cooling maintenance plan Includes:

  1. An annual performance tune-up on one primary central cooling system, ducted electric central air conditioning, and blower motor located in the furnace (*If necessary for proper operation of the cooling system)
  2. Checking refrigerant level
  3. Inspect and clean condensers
  4. Check the electrical connection and amp draw

Tune-ups from qualified experts

Oncourse as a network of in-house NATE-certified technicians as well as trusted, licensed, insured, independent contractors. We provide honest, convenient, practical, and reliable services for confident homeownership and peace of mind. As a Carrier Factory Authorized Dealer, we feature equipment that’s quiet, energy-efficient, and environmentally safe. We provide clear pricing policies and free in-home estimates on new equipment.

Our staff always operates according to the highest safety, performance, and ethical standards. Additionally, our customer service line is available 24/7. With our heating and AC maintenance plans, there are no deductibles or trip charges and no restrictions on age, make, or model. You can cancel your plan at any time with 30 days’ notice, and you will only be responsible for payment for the months you are on the plan. Give us a call today to learn more.

 

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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.