Furnace Repair in Elgin, IL
Furnace repair in Elgin, IL, from older homes near downtown to newer subdivisions west of Randall Road. The diagnostic is $75 ($99 evenings, weekends and holidays), most repairs run $100 to $700, and you approve a flat-rate price before any work starts.

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Need Furnace Repair in Elgin?
Fast, honest furnace repair from a family-owned team based in Streamwood.
- $75 diagnostic ($99 evenings, weekends & holidays)
- 24/7 emergency service, with same-day appointments available
- Trucks stocked with common furnace parts, so most repairs are done in one visit
- Upfront, flat-rate pricing before any work starts
Time for a New Furnace in Elgin?
Free in-home replacement estimates from a Lennox Premier Dealer.
- Good, Better and Best options with upfront pricing
- Nicor Gas rebates applied where you qualify
- Financing available, including 0% APR on select Lennox systems during Lennox promotions
- Sized with a load calculation, installed and permitted
Furnace Not Working? Common Furnace Problems in Elgin Homes
Elgin has some of the oldest housing in our service area. Many homes in the neighborhoods around downtown were built before 1940 and were converted from boiler or gravity heat, so ductwork can be undersized, patched together or partly hidden in walls. When a furnace in one of those homes overheats, short cycles or cannot keep the far rooms warm, the cause is often airflow or venting rather than a failed part.
Older furnaces in Elgin may still vent into a masonry chimney, and a deteriorating chimney liner can cause venting problems that we look for whenever we service an older furnace. In the newer homes on the far west side, high-efficiency furnaces are the norm, and flame sensors, igniters, pressure switches and condensate drains cause most no-heat calls. The photos on this page are from furnace installs our team recently finished in Elgin.
What to Expect During a Furnace Repair Visit in Elgin
We trace the heating sequence from the thermostat call through ignition, then check the safeties, electrical parts, venting, drainage and airflow. We measure before replacing anything, so you are not paying for parts the furnace did not need.
You get the cause and a flat-rate price before any work begins. Our trucks are stocked for the common furnace parts, so most furnaces are fixed on the first visit. We repair all major brands, including furnaces installed by other companies, and for most brands we handle the manufacturer parts warranty claim so you pay labor only.
Repair or Replace Your Elgin Furnace?
A well-maintained gas furnace lasts about 15 to 20 years in the Chicago area. A quick check is the $5,000 rule: multiply the furnace’s age by the repair price. Under $5,000, repairing usually makes sense. Over $5,000, it is worth getting a replacement price too.
A cracked heat exchanger is a safety issue at any age. If replacement makes more sense, the in-home estimate is free, Nicor Gas rebates apply to qualifying high-efficiency furnaces, and financing is available, including 0% APR on select Lennox systems during Lennox promotions.
Heating Services in Elgin
Related services for Elgin homeowners.
Elgin Furnace Repair Cost and Timing
Most furnace repairs in Elgin cost $100 to $700, and about $300 is typical. Repairs in older homes near downtown can take longer when the furnace sits in a tight basement or the venting needs attention, and that is included in the flat-rate price you approve before we start.
| Job | Typical window | What changes the number |
|---|---|---|
| Diagnosis | Same day when a truck is open | Scheduling and after-hours demand |
| Furnace repair | Often same day | Smaller parts versus major safety or heat-exchanger work |
| AC repair | Same day to 48 hours | Electrical work versus sealed-system repair |
| Furnace or AC replacement | 1 to 2 install days after equipment arrives | Return-air work, two-story airflow, condenser placement, and installation access |
| Mini split or tankless | Site-specific | Electrical, gas, venting and installation location |
| Tune-up | 60 to 90 minutes | System age, condition and last service |
Diagnosis
Typical window
Same day when a truck is open
What changes it
Furnace repair
Typical window
Often same day
What changes it
AC repair
Typical window
Same day to 48 hours
What changes it
Furnace or AC replacement
Typical window
1 to 2 install days after equipment arrives
What changes it
Mini split or tankless
Typical window
Site-specific
What changes it
Tune-up
Typical window
60 to 90 minutes
What changes it
Why Elgin Homeowners Choose Pure Comfort
Pure Comfort focuses on clear answers, sound system design and work that holds up after the service truck leaves.
Local and family-owned
Founded in Streamwood in 2008 and still owned and operated by the family who started it.
In-house technicians
Service and installation completed by our own crews, never subcontracted to another company.
Certified and insured
NATE and EPA Section 608 certified, fully licensed and insured for the work we carry out.
Lennox Premier Dealer
Premier Dealer standing, with service and repair covering all major HVAC makes and models.
Not Sure Whether to Repair or Replace?
We will assess the system, explain what we find and help you compare the realistic options for your Elgin home.
Feedback From Homeowners We Serve
Choosing an HVAC company means trusting the people who enter your home and the work they leave behind. Read recent customer feedback about Pure Comfort’s communication, care and workmanship.
Recent Elgin furnace installs
New furnaces we have installed in Elgin basements, closets and utility rooms.





What Elgin homeowners say
“Gene and his coo-worker did a thorough Job doing an inspection of my 2 furnaces, complete with pictures. I also hired the company to replace my 2 furnaces and was very happy with their professionalism and and attention to detail.”
Inspection and replacement of 2 furnaces
“I called them at 7am with no heat, the only available spot they had was in the afternoon. 5 minutes later they called me back that their technician can see me at 8am. I couldn't belive it ! What a great service and the tech was very genuine guy. 5 stars for sure”
No-heat repair
“Gene did a great job! … Gene installed my Nest and did some work on my heater when in went out on New Years Eve! They don't overcharge and do great work! 4 years later and I'm still using them!”
Heater repair and thermostat install
“Great service and great techs! Pricing was good. Techs arrived at the time quoted. I will use only Pure Comfort anytime I need heat or AC service.”
Heating and AC service
When you need HVAC due to an unexpected event you want someone who not only can provide the service you need….
Great service. Very professional. They try all avenues to resolve issues with equipment. Always a pleasure to work….
Had an issue with the thermostat reading erroneously, as soon as I contacted Pure Comfort, they got back….
Our serviceman, Gene, was very responsive, professional and thorough. He explained each aspect of the issue clearly and….
I called them at 7am with no heat, the only available spot they had was in the afternoon, 5 minutes later they called….
Gene was professional, on-time, very friendly and did a thorough job inspecting our A/C unit. He also checked….
Quick and honest service and advice last minute on a Sunday. Clean crew and equipment. Gene was a knowledgeable….
Gene did not give up on the problem. It was a crazy situation but he never gave up found the problem and fixed it. Thank you….
Furnace wasnt working. Called Pure Comfort after hours and they came right out and helped me. The furnace….
Very professional, definitely knowledgeable had the furnace fixed in 10 minutes. I can honestly say I trusted Gene….
HVAC Service Near Elgin
Pure Comfort serves all of Elgin, along with nearby South Elgin, Bartlett and Streamwood.
Drive time: our shop in Streamwood is about 6 miles from Elgin, roughly 15 to 20 minutes away via Irving Park Road (Route 19) in normal traffic.
Zip codes: we cover Elgin homes in 60120, 60123 and 60124.
Not on the list? We cover much of the northwest suburbs, so call and we will confirm your address in a minute.
Elgin Furnace Repair FAQs
How much does furnace repair cost in Elgin?
The diagnostic is $75, or $99 evenings, weekends and holidays. Most furnace repairs cost $100 to $700, and about $300 is typical. You approve a flat-rate price before any work starts.
How long does it take you to reach Elgin?
Our Streamwood shop is about 6 miles from Elgin, roughly 15 to 20 minutes via Irving Park Road. Homes on the far west side take a little longer. We answer 24/7 and offer same-day repair when a truck is open.
My older Elgin home was converted from a boiler. Can a furnace still heat it well?
Yes, but the ductwork matters. Converted homes often have small or added-on ducts and too few returns. We measure airflow and temperature rise, and we will tell you if duct changes would fix cold rooms better than a furnace repair.
Is it safe for my furnace to vent into an old chimney?
An older 80% furnace can vent into a masonry chimney if the chimney is lined and drafting properly. We check draft and look for signs of a deteriorating liner. High-efficiency furnaces vent through their own plastic pipe instead.
Do you repair high-efficiency furnaces in newer Elgin homes?
Yes. Most no-heat calls on newer high-efficiency furnaces come from a dirty flame sensor, a failed igniter, a pressure switch fault or a clogged condensate trap, and our trucks carry those parts.
Do you repair furnace brands other than Lennox?
Yes. Pure Comfort is a Lennox Premier Dealer, but we repair all major furnace brands in Elgin, including furnaces installed by other companies.
What is the $5,000 rule for furnace repair?
Multiply the age of the furnace by the repair price. If the total is more than $5,000, replacing usually makes more sense than repairing. For example, a $350 repair on a 16-year-old furnace comes to $5,600. It is a rule of thumb, not a hard cutoff, so we give you both options in writing.
My furnace is not working and I have no heat. What should I check first?
Make sure the thermostat is set to heat, the furnace switch is on, the breaker has not tripped and the filter is not clogged. If it still will not run, call (708) 515-4822. We answer 24/7, and no-heat calls in Elgin are often handled the same day.
Schedule Furnace Repair in Elgin
Get a careful diagnosis, straightforward options and help from a local HVAC company that stands behind its work.
- You get a scheduled window and the technician's name
- We diagnose and price the work before anything starts
- Replacement estimates are free, with no obligation
Call rather than using the form: (708) 515-4822. Forms are checked during business hours, so a phone call gets you a faster answer.
Schedule HVAC Service
Licensed, certified and accredited
- Lennox Premier Dealer
- NATE-certified technicians
- EPA Section 608 certified
- BBB Accredited Business
- Licensed business in the Village of Streamwood
- Registered Illinois LLC
- Fully insured





