Heater & Furnace Repair We've Mastered the Craft of HVAC

Heater & Furnace Repair in O’Fallon

Fast & Reliable Same-Day Service

When your heating system breaks down in the winter, it is always an urgent situation. Heritage Heating & Cooling offers fast and reliable heater and furnace repair in O'Fallon and the surrounding areas. Our heating repair technicians are knowledgeable, professionally trained, and equipped to quickly complete your furnace repair and get you up and running again.

We even offer same-day and after-hours service so you never have to worry about your heater failing in the middle of the night or your furnace breaking down on a holiday weekend. We also provide our professional heater & furnace tune-up so that you never have to worry about your furnace going out on those harsh cold nights!

Need heater or furnace repair in O'Fallon? Call us at (618) 649-0056 or contact us via our online form today!

Why Choose Heritage Heating & Cooling?

  • Experienced Technicians – We have provided reliable O’Fallon heater and furnace repair for everything from residential service calls to large commercial buildings. Our technicians have the training and experience to handle your heating repair needs.
  • Same-Day Service – We understand that getting your heat running again is extremely important when it is cold outside. We offer same-day heating repairs with two-hour service windows to quickly restore your system.
  • Warranties – We offer the best product warranties on new equipment, including a five-year warranty on labor. For heater and furnace repair, we offer a full one-year warranty on parts and labor.
  • Special Offers and Discounts – Heritage Heating & Cooling is a local, veteran owned business. We offer discounts for veterans, military, and seniors. Call us for more information about seasonal discounts and special offers.

We Repair All Makes & Models

Our team professionally trained, licensed, bonded, insured, and equipped to service all makes and models. We offer heater and furnace repair for American Standard, Trane, Carrier, Bryant, Comfort Maker, and more. Our O'Fallon heater replacement technicians are equipped with the highest quality tools for diagnostics and repair and participate in ongoing training to ensure that they are up to date on the latest HVAC equipment and technology.

When you need heater or furnace repair, contact us at (618) 649-0056 or use our online form!

Go With The Best

  • 100% Customer Satisfaction Guaranteed
  • Free Estimates on New Equipment
  • EPA Certified Technicians
  • 0% Interest Financing For 60 Months
  • After Hours Service Available
  • Military/Veteran, & Senior Discounts

Rave Reviews

Our Customers Love Us
  • A quality product installed and maintained by quality people!

    “Heritage installed a high efficiency American Standard heating/cooling replacement unit about 18 months ago. They did an excellent job. They have performed a Fall/Winter and a Spring/Summer inspection ...”

    - Andrew Allan
  • Awesome

    “Awesome service and professionalism. Best response I've ever been privileged to experience. From the quick call back to the quick response and the superior service provided by the techs, it's ...”

    - Charles T
  • No One Else Even Comes Close

    “I highly recommend Heritage Heating & Cooling. We called them on Wednesday night at 8:30 and by Friday morning at 11:30 they were done installing a brand new American Standard, 5-ton, 16 SEER, two ...”

    - Terry Holley
  • Customer focused, professional - not about the $.

    “Heritage installed an HVAC 18 months ago. Very professional and answered all my questions. I recently had another company service (because I had an existing agreement) and they stated all kind of ...”

    - Ed
  • $150 annual maintenance agreement

    “Very courteous and professional.”

    - A/C tune up