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Heritage Heating & Cooling Heritage Heating & Cooling
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Air Conditioning (AC) Repairs in O’Fallon, IL 

HVAC Professionals Serving Homeowners in the Metro East 

If your air conditioner isn’t working properly, trust Heritage Heating & Cooling to take care of the problem promptly. As a family-owned company, we understand the importance of keeping your home comfortable and running smoothly. We know that a malfunctioning AC can disrupt your daily life and comfort. That’s why we’re committed to providing prompt, reliable, and efficient repairs. 

Backed by nearly 15 years of service heating and air conditioning experience, our licensed and insured technicians have the expertise and experience necessary to restore proper function to your cooling system. We arrive at your home in fully stocked service vehicles, ready to diagnose and fix the issue swiftly.

7 Common Signs You Need Air Conditioning Repair

Addressing issues with your air conditioning unit sooner rather than later is crucial to prevent minor problems from turning into major, costly repairs. Regular inspections can identify potential issues early, ensuring your home remains comfortable and your AC system operates at peak efficiency. Failure to do so can result in increased energy costs, decreased cooling efficiency, and potentially a complete system breakdown.

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We Service All Makes & Models
Our technicians have the expertise to service all HVAC brands.

Why Your AC is Running But Not Cooling 

We often receive calls about air conditioners that are running but not cooling. There are a variety of issues that can cause this problem, which is why we recommend scheduling a professional inspection to get to the bottom of the problem. 

Here are some potential reasons why your AC is running but not cooling:

  •  A blocked or clogged condenser coil 
  • A refrigerant leak
  • A malfunctioning thermostat 
  • An incorrectly set thermostat
  • A dirty air filter

If you need help figuring out why your AC is running but not cooling, we’ve got you covered. Our licensed technicians are skilled in getting to the bottom of the problem and implementing fast and reliable repairs.

Call (618) 323-3431 to schedule an AC repair in O’Fallon.

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  • American Standard Authorized Dealer
  • BBB A+ Accredited
  • Home Advisor Screened & Approved
  • Nextdoor Neighborhood Favorite
  • Yelp!
  • Environmental Protection Agency (EPA) Certified
We Service All Makes & Models
Our technicians have the expertise to service all HVAC brands.

The Importance of AC Maintenance in Preventing Repairs 

The importance of regular AC maintenance in preventing costly repairs cannot be overstated. Routine AC tune-ups and inspections can nip potential issues in the bud, saving you from unexpected repair bills in the future. It's not just about saving money – regular maintenance also ensures optimal performance of your AC unit, improves energy efficiency, extends its lifespan, and helps maintain warranty conditions.

At Heritage Heating & Cooling, we understand the crucial role that annual maintenance plays in keeping your AC system running efficiently and effectively. That's why we offer a comprehensive maintenance program designed to prevent future problems and enhance your unit's performance. Our skilled technicians use a meticulous 25-point checklist to ensure no issue is overlooked and to deliver excellent results. With our preventative maintenance, you can enjoy peace of mind knowing that your comfort is in reliable hands.

  • Family-Owned & Veteran Operated
  • Warranty-Backed Services
  • EPA-Certified Company
  • Insured for Your Peace of Mind
  • Financing Options Available
  • Background Checked Technicians

Contact Heritage Heating & Cooling Today!

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