Repair Services

Fast, professional solutions for any HVAC issue

Furnace & AC Service and Repairs in St. Peters, St. Charles & Wentzville

Stevenson Heating & Cooling provides professional heating and cooling service, repairs, and replacements across St. Peters, St. Charles, Wentzville, and St. Louis County, Missouri. We offer affordable, reliable HVAC service for homeowners.

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When to Call for a Professional HVAC Technician

Before scheduling a service call (to save time and money), check these common issues:

  • Blown fuse or tripped breaker
  • Dirty air filter (can cause system to overheat)
  • Unit switch turned off
  • Thermostat batteries

Call immediately if you notice any of the following:

  • Vents blowing lukewarm air
  • Pilot light malfunctioning
  • Leaky or damaged ductwork
  • Unresponsive thermostat (check batteries first)
  • Odd noises (clicking, grinding, loud thuds)
  • System won’t turn on
  • Circuit breaker trips
  • System turns on/off frequently
  • Blower fan not working
  • Increased utility bills
  • Frequent system problems
  • Living space not cooling or heating properly
  • Carbon monoxide detected
  • Home is dry or dusty

We will diagnose your system accurately and recommend the appropriate repair or service. Our technicians also identify if issues are caused by:

  • Lack of maintenance
  • Thermostat problems
  • Component failure
  • Condensation issues

No matter the problem, we deliver high-quality results and reliable service.

Fast, Convenient, and Reliable Repairs

We aim to complete repairs as quickly as possible while accommodating your schedule. Your comfort and satisfaction are our priorities, and you can trust our team to provide skilled workmanship and timely service.

Stevenson Heating & Cooling is proud to be a trusted provider for heating and cooling services in Saint Charles and surrounding areas.

We appreciate referrals and 5-star reviews. Check out our Guaranteed Service page, rate us on Google, or refer friends via Facebook.

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Comprehensive HVAC Services

Furnace Service and Maintenance

Professional service for heating repairs and furnace maintenance in Saint Charles. Whether you call it a heater or furnace, our team provides affordable and expert repairs to keep your home warm.

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AC and Cooling Services

If your air conditioner or cooling system isn’t working properly, we provide fast, professional service to restore comfort.

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HVAC Installation & Replacement

Need a new system or an upgrade? Our team provides in-person consultations and free estimates for furnace or AC installation, helping you choose the most efficient system for your home.

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Contact Us

Our phone lines are answered and monitored 24/7. For furnace or AC service after hours, we make every effort to accommodate emergency needs.

Call Stevenson Heating & Cooling Today: (636) 387-1032