![Banner graphic featuring a man beside rainbow stripes and a blue van on a city street.](/sites/default/files/2026-07/Parent-banner-v3-bg.2507151631126.jpg?alternateWidths=/sites/default/files/styles/canvas_parametrized_width--%7Bwidth%7D/public/2026-07/Parent-banner-v3-bg.2507151631126.jpg.avif%3Fitok%3DG5FzbQTi) # Furnace Maintenance & Repair [Book Now ](https://scheduler.servicetitan.com/book/eyJicmFuZElkIjoiYnJhbmRfZzV2eXplb2xrNWdmZGg1ejJxd2JyNzJhIiwic2NoZWR1bGVySWQiOiJzY2hlZF9sYW9qdmxuYzNnZTNwNWVodzZhOWdpemQifQ%3D%3D) [Call Us ](tel:706-236-7678) ## Breadcrumb 1. [Home](/) 2. Furnace Maintenance & Repair # Marietta Furnace Maintenance & Repair ## Your Trusted Team for Furnace Care in the Southeast When your [heater ](/marietta-ga/heating/)breaks down on a chilly day, you need a solution you can count on. At [Swift Bros - Marietta, GA](/about-us/), we understand how frustrating and disruptive a broken furnace can be. Since 1983, we’ve been helping families stay warm with fast, reliable furnace repair and maintenance. Our mission is clear: bring warmth back to your home and comfort back to your day, quickly and hassle-free. We aim to keep the process as smooth as possible. From the moment you call, our friendly team will clearly communicate every step of the way. **With Swift Bros - Marietta, GA, you can trust that the job will be done correctly. Call [(706) 236-7678]() today to schedule furnace maintenance and repair in Marietta.** ## Common Signs Your Furnace Needs Repair Noticing a problem early can prevent a minor issue from becoming a costly breakdown. **If you observe any of the following signs, it’s a good idea to call us for a professional assessment:** - **Unusual noises.** Healthy furnaces operate with a consistent hum. If you start hearing loud banging, scraping, or high-pitched squealing, it suggests a mechanical problem. - **Increased heating bills.** A sudden spike in your energy costs without a corresponding change in your usage often means your furnace is losing efficiency and working harder than it should to heat your home. - **The pilot light is yellow.** A properly functioning gas furnace should have a blue pilot light. If the flame is yellow or flickering, it could indicate a ventilation problem or the presence of carbon monoxide. This is a serious safety concern that requires immediate attention. - **Frequent cycling.** If your furnace turns on and off more often than usual, it may be a sign of a clogged filter, a faulty thermostat, or improper airflow. - **Cold air from vents.** This could be caused by many different issues, from the thermostat setting to problems with the burner. ## How Often Do I Need to Schedule Furnace Maintenance? Regular furnace maintenance is key to keeping your system running smoothly, efficiently, and safely. Most households benefit from scheduling service at least once a year, ideally in early fall, so your furnace is ready to tackle the colder months without surprises. During a yearly check-up, a technician will clean, inspect, and fine-tune your system, catching potential problems before they become expensive repairs. More frequent inspections can help keep everything in top shape for older systems or homes in extreme climates. Routine maintenance through our [Advantage Club](/about-us/advantage-club/) doesn’t just prevent breakdowns—it boosts your furnace’s performance, lowers energy costs, and keeps your home comfortable. By staying on top of it, you’ll have a system you can count on to keep your space warm and cozy all winter. ## When Should I Call for Emergency Furnace Repair in Marietta? Furnace repair emergencies can happen under various circumstances and often require immediate attention. One typical example is when the furnace completely stops working during freezing weather. In such conditions, indoor temperatures can drop quickly, creating potential health risks for everyone in the home. Another urgent situation is the appearance of unusual smells, such as a burning or gas-like odor, coming from the furnace. These could point to electrical issues or a gas leak, both of which require fast action to avoid serious hazards. Similarly, loud banging, screeching, or rattling noises from the furnace may indicate mechanical issues that could worsen if left unaddressed. Additionally, if your furnace begins short cycling—turning on and off repeatedly—or struggles to heat your home evenly, it may be a sign of underlying mechanical or airflow problems. Promptly resolving these emergencies prevents further damage, reduces repair costs, and helps bring warmth and safety back to your home as quickly as possible. **When you need a hand with your furnace, Swift Bros - Marietta, GA is ready to help. Call [(706) 236-7678]() or** [**contact us online**](/contact-us/) **to schedule a furnace maintenance or repair service in Marietta, GA, today.** #### Advantage Club ***Stay Ready with a Swift Plan*** The Swift Brothers Advantage Club Membership gives you priority service, exclusive savings on HVAC repairs and expert care to keep your home comfortable year-round. [Membership Details ](/marietta-ga/advantage-club) [ ![Pink piggy bank beside clipboard and calculator, with outdoor AC unit and people on patio](/sites/default/files/2026-06/financing-bg-image.png?alternateWidths=/sites/default/files/styles/canvas_parametrized_width--%7Bwidth%7D/public/2026-06/financing-bg-image.png.avif%3Fitok%3DhaGa5yeb) ### Financing Available Comfort Now, Pay Later ](/marietta-ga/financing) #### Our Services --- - [Plumbing](/marietta-ga/plumbing) - [Drain Cleaning](/marietta-ga/plumbing/drain-cleaning) - [Piping & Repiping](/marietta-ga/plumbing/piping-repiping) - [Water Heaters](/marietta-ga/plumbing/water-heaters) - [Tankless Water Heater Installation](/marietta-ga/plumbing/water-heaters/tankless-water-heater-installation) - [Tankless Water Heater Repair](/marietta-ga/plumbing/water-heaters/tankless-water-heater-repair) - [Water Heater Installation](/marietta-ga/plumbing/water-heaters/water-heater-installation) - [Water Heater Repair](/marietta-ga/plumbing/water-heaters/water-heater-repair) - [Emergency Plumbing](/marietta-ga/plumbing/emergency-plumbing) - [Drain Repair](/marietta-ga/plumbing/drain-repair) - [Rooter Service](/marietta-ga/plumbing/rooter-service) - [Sewer Line Repair](/marietta-ga/plumbing/sewer-line-repair) - [Sewer Cleaning](/marietta-ga/plumbing/sewer-cleaning) - [Clogged Toilet Repair](/marietta-ga/plumbing/clogged-toilet-repair) - [Garbage Disposal](/marietta-ga/plumbing/garbage-disposal) - [Hydro Jetting](/marietta-ga/plumbing/hydro-jetting) - [Sump Pumps](/marietta-ga/plumbing/sump-pumps) - [Well Drilling](/marietta-ga/plumbing/well-drilling) - [Water Purification Systems](/marietta-ga/plumbing/water-purification-systems) - [Water Softener Systems](/marietta-ga/plumbing/water-softener-systems) - [Slab Leaks](/marietta-ga/plumbing/slab-leaks) - [Fixture Repair](/marietta-ga/plumbing/fixture-repair) - [Fixture Installation](/marietta-ga/plumbing/fixture-installation) - [Toilet Installation](/marietta-ga/plumbing/fixture-installation/toilet-installation) - [Toilet Repair](/marietta-ga/plumbing/fixture-installation/toilet-repair) - [Commercial Plumbing](/marietta-ga/plumbing/commercial-plumbing) - [Heating](/marietta-ga/heating) - [Furnace Installation](/marietta-ga/heating/furnace-installation) - [Furnace Maintenance & Repair](/marietta-ga/heating/furnace-maintenance-repair) - [Heater Repair](/marietta-ga/heating/heater-repair) - [Emergency Heating Repair](/marietta-ga/heating/emergency-heating-repair) - [Cooling](/marietta-ga/cooling) - [AC Installation](/marietta-ga/cooling/ac-installation) - [AC Maintenance & Repair](/marietta-ga/cooling/ac-maintenance-repair) - [AC Inspection](/marietta-ga/cooling/ac-inspection) - [Heat Pumps](/marietta-ga/cooling/heat-pumps) - [Heat Pump Installation](/marietta-ga/cooling/heat-pumps/heat-pump-installation) - [Heat Pump Maintenance](/marietta-ga/cooling/heat-pumps/heat-pump-maintenance) - [Heat Pump Repair](/marietta-ga/cooling/heat-pumps/heat-pump-repair) - [Mini Split Systems](/marietta-ga/cooling/mini-split-systems) - [Ductless Mini Split Repair](/marietta-ga/cooling/mini-split-systems/ductless-mini-split-repair) - [Thermostat Installation](/marietta-ga/cooling/thermostat-installation) - [Thermostat Repair](/marietta-ga/cooling/thermostat-repair) - [Emergency AC Repair](/marietta-ga/cooling/emergency-ac-repair) - [Humidifiers](/marietta-ga/cooling/humidifiers) - [Commercial AC](/marietta-ga/cooling/commercial-ac) - [Air Conditioning](/marietta-ga/cooling/air-conditioning) - [AC Installation & Replacement](/marietta-ga/cooling/ac-installation-replacement) - [About](/marietta-ga/about) - [Financing](/marietta-ga/financing) - [Advantage Club](/marietta-ga/advantage-club) - [Coupons](/marietta-ga/coupons) - [Contact Us](/marietta-ga/contact-us) ## Our Customers Say It Best *See why homeowners trust us with their comfort.* ### Customer reviews Previous Next ### [ "What a Great Team!" ](/) Jack P. --- “Jessie, Dylan, and Will were great and courteous Professionals. With an Encore visit from John, my tech from the initial call out, just to check on how things were going.” ### [ “HIGHLY RECOMMEND!!!” ](/) Peggy M. --- “Every person I came in contact with from beginning to end was wonderful. I do want to do a special shout-out to Darlene (Office) and Dee (Technician). Both of them have exceptional CUSTOMER SERVICE skills.” ### [ “They Really Are Swift” ](/) Lynn L. --- “Swift Bros came less than 24 hours after we called and took care of our problem in less than an hour. They were both very knowledgeable, friendly and polite. Highly recommend!” [See all reviews ](/reviews)