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5 Best Furnace Repair Services Knoxville, TN

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Written By Callie Marsalisi|Last Updated: April 18, 2024

It's important to have access to reliable furnace repair services to keep your home comfortable. In this guide, we'll go over common furnace issues and show you where to turn for help with both unexpected heating emergencies and regular maintenance. The top heating, ventilation, and air conditioning (HVAC) servicers in Knoxville, Tennessee, can help keep your heating and cooling running smoothly. If you learn from this article that you need a full system replacement, check out our picks for the best furnace brands.

5 Best Furnace Repair Companies in Knoxville

GoHero Home Services Logo

GoHero Home Services

5/5
Based on 1,217 customer reviews.

Services Offered

MaintenanceIndoor Air QualityFurnace InstallationDuctlessInspectionDuct CleaningFurnace RepairAc InstallationSmart Home Integration

Highlights

  • Free quote
  • Informative resources
  • Clear pricing policy
6283 Clinton Hwy, Knoxville, TN 865-224-8687 goheronow.com
Pioneer Heating & Air Logo

Pioneer Heating & Air

5/5
Based on 1,673 customer reviews.

Services Offered

Ac RepairDuct CleaningFurnace InstallationDuctlessMaintenanceInspectionFurnace RepairFiltrationIndoor Air QualityEmergency ServicesAc Installation

Highlights

  • Clear pricing policy
  • Informative resources
  • Free quote
4604 Mill Branch Ln, Knoxville, TN 865-351-1125 pioneercomfort.com
Fair Heating and Air LLC Logo

Fair Heating and Air

4.6/5
Based on 45 customer reviews.

Services Offered

Ac InstallationFurnace RepairIndoor Air QualityInspectionFurnace InstallationMaintenanceEmergency ServicesAc Repair

Highlights

  • Free quote
  • Clear pricing policy
  • Informative resources
1233 Maryville Pike, Knoxville, TN 865-809-4568 fairheatingandairtn.com
Karns Mechanical Services Logo

Karns Mechanical Services

4.5/5
Based on 111 customer reviews.

Services Offered

MaintenanceVentilationDuctlessAc InstallationInspectionFurnace InstallationFurnace Repair

Highlights

  • Clear pricing policy
7532 Oak Ridge Hwy #1527, Knoxville, TN 865-661-0178 karnsmechanicalservices.com

More Local Hvac Companies

Grissom Heat & Air

User Reviews: 4.2/5 

6612 Brackett Rd
Knoxville, TN 37938

Pol's Heating and Cooling

User Reviews: 4.6/5 

10313 Cogdill Rd #7
Knoxville, TN 37932

Standard Air Conditioning Co.

User Reviews: 4.6/5 

10700 Dutchtown Rd
Knoxville, TN 37932

True Comfort Heat and Air, LLC

User Reviews: 4.7/5 

111 Bogart Ln A
Maryville, TN 37804

Melton Heating and Air Conditioning

User Reviews: 4.6/5 

828 Clinch Ave
Clinton, TN 37716

Cook's Comfort Systems, Inc.

User Reviews: 5/5 

110 Union Valley Rd
Oak Ridge, TN 37830

EZ Heating & Cooling, LLC

User Reviews: 4.7/5 

430 Hilltop Dr
Lenoir City, TN 37772

Budget Heating & Air Conditioning

User Reviews: 4.5/5 

950 Churchview St
New Market, TN 37820

Lynch Heating & Air Conditioning

User Reviews: 4.5/5 

5270 Cub Cir B
Morristown, TN 37814

To share feedback or ask a question about this article, send a note to our Reviews Team at reviewsteam@thisoldhousereviews.com.

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Facts about Knoxville
Average Min Temp Percentile:81.4%
January Average Min Temp:30.7°F
Climate Zone:Mixed-Humid
Average Energy Cost:$0.08/kWh
Median Year Houses Built:1951
Average Annual Snowfall:3.9"

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Services Offered by Furnace Repair Companies

Furnace repair companies provide various to keep your furnace working at maximum efficiency. We outline some common offerings below.

Repair and Maintenance

Professional and timely repairs can restore your furnace's function, extend its life span, and optimize energy efficiency. Furnace repair professionals can diagnose and repair any issues with your furnace, including a malfunctioning thermostat, clogged air filter, or broken blower motor. Qualified HVAC technicians examine and fix individual problems such as faulty ignitions, malfunctioning thermostats, possible gas leaks, or damaged heat exchangers. Your furnace repair company can also complete routine HVAC system upkeep to help avoid unnecessary breakdowns. Your technician will ensure that all components function properly by inspecting your furnace, cleaning it, lubricating moving parts, and replacing air filters.

Installation

HVAC companies can also install a new furnace if your furnace is beyond repair, or if you're planning on upgrading to a more energy-efficient model, like a heat pump. First, skilled technicians assess your home's layout and heating needs. Then, they recommend the most suitable furnace model based on your budget and home requirements. HVAC technicians follow safety protocols and standards set by the industry to ensure safe furnace replacement and connection. They also integrate a new system with existing thermostats and air ducts. Following installation, the company does one last inspection to ensure the furnace runs optimally.

Inspection

If your furnace isn’t turning on, schedule a thorough inspection through a furnace repair provider. A technician will examine each of the furnace's components to look for possible issues. Inspections usually include cleaning and replacing air filters, checking for any gas or fuel leaks, examining the heat exchanger for cracks or damage, testing the thermostat's accuracy, and inspecting the burner and ignition system. A technician will check the heating system's efficiency and safety and make any necessary adjustments or repairs. Annual furnace tune-ups help ensure optimal performance and help avoid breakdowns, which promotes a safe living environment during colder months.

Emergency Services

If your furnace breaks down in winter, some furnace repair companies offer emergency repair services to get your heat back up and running quickly. These services are available around the clock for unexpected malfunctions, breakdowns, and other safety concerns. When a furnace fails during extreme weather, and it's not possible to open windows for fresh air, it can pose serious discomfort and health risks from poor indoor air quality. Emergency services cost more than scheduled services, but it’s worth it to protect your health.

Factors To Consider When Choosing a Local Knoxville Furnace Repair Service

There are multiple factors to consider when hiring a local Knoxville furnace repair company. We’ve detailed them below.

  • Cost: Look for a company that provides all the services you need, and that offers transparent and competitive pricing. Compare multiple Knoxville furnace repair companies. Beware of ones with extremely low rates, as many use subpar replacement parts and low-quality workmanship.
  • Guarantees: Look into the guarantees or warranties provided by the furnace repair service. A reputable company should stand behind its work and offer a reasonable guarantee on parts and repair work. This provides peace of mind knowing you can depend on the service provider if issues arise after repairs.
  • Licensing: Make sure that your furnace repair provider has all necessary licenses and certifications. This ensures that its technicians are qualified to handle furnace repairs safely and effectively. In Tennessee, your HVAC contractor must obtain certification from your local city or municipal government.
  • Qualifications: Look into a furnace repair company's qualifications and experience. Your provider should employ well-trained technicians who have experience working with various furnace makes and models. Ask about a company's training policies to make sure they're up to date on industry standard repair techniques.
  • Reputation and reviews: Read online reviews and testimonials to get a sense of a company's reputation. It's important to look for a provider with overall positive reviews, but you should also pay attention to how it addresses negative feedback. This can tell you a great deal about a company's commitment to customer service.

How Much Does a Furnace Repair Cost?

Furnace repair costs vary based on certain factors. These include HVAC unit type, the extent of the damage, and the cost of replacement parts. The average homeowner pays around $416 for furnace repair, though your total cost may vary. The following are some common furnace repairs, as well as their average costs.

  • Broken thermostat: $78–$390
  • Cleaning: $47–$62
  • Cracked heat exchanger: $1,559–$2,729
  • Damaged blower bearings: $23–$117
  • Damaged blower belt: $23–$86
  • Filter change: $31–$117

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Frequently Asked Questions About Furnace Repair in Knoxville

How often should I have my furnace serviced?

Homeowners should have their furnace serviced at least once a year to ensure it runs safely and efficiently. Additionally, one simple maintenance step you can take is to change your home's furnace filter annually.

Does a home warranty cover a furnace?

Most home warranties cover furnaces, but plans and services vary by company. Learn more with our guide to top home warranty plans for furnace coverage.

How can I tell whether my furnace needs repairs?

Signals that your furnace needs repairs can include strange noises, a yellow pilot light, uneven heating, or increased energy bills. A professional furnace inspection can help you determine whether you need a full furnace replacement.

What should I do if my furnace breaks down in the middle of winter?

If your furnace malfunctions in the middle of winter, you might need emergency furnace repair services. Many HVAC repair companies provide emergency services, so your furnace can get up and running again quickly.

How can I prevent the need for furnace repairs?

Routine furnace maintenance, like cleaning and replacing air filters, can help prevent the need for repairs. Annual HVAC servicing is also important to catch any potential problems before they escalate.

To share feedback or ask a question about this article, send a note to our Reviews Team at reviewsteam@thisoldhousereviews.com.

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