Available day or night, 7 days a week

24/7 Emergency HVAC Service in Chicago, IL

Furnace out in a January cold snap or AC dead in a July heat wave? Tabor’s Complete Comfort Mechanical provides 24/7 emergency heating and cooling repair across Chicago for furnaces, air conditioners, boilers and heat pumps, with same-day diagnostics and repair.

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5-star rated on Google reviews21+ years in business24/7 emergency HVAC serviceEPA certified HVAC technician sealASHRAE member badgeNATE North American Technician Excellence certified
What we handle

Emergency HVAC Repairs We Handle in Chicago

When your system fails unexpectedly, fast action prevents further damage to your home and equipment. We prioritize emergency calls across Chicago and arrive with the tools and parts needed to diagnose and fix the issue. Explore all of our HVAC services in Chicago.

Emergency Furnace Repair

No heat in freezing weather is one of the most urgent HVAC problems. We repair ignition failures, gas valve problems, airflow restrictions and control faults day or night. See our no-heat furnace repair and furnace repair services.

Emergency AC Repair

A failed air conditioner in a Chicago heat wave can be dangerous, especially for children, older adults and pets. We handle no-cooling calls, frozen coils and system failures through our AC repair team, including when your AC is not cooling.

Boiler Breakdowns & Leaks

Boilers that stop heating or start leaking need fast attention before pipes freeze or water damage spreads. Our boiler repair technicians handle emergency breakdowns on steam and hot water systems.

Heat Pump Failures

When a heat pump stops heating or cooling, or the system malfunctions in extreme weather, we diagnose and restore it fast. Learn more about our heat pump services.

Thermostat & Control Failures

A dead thermostat or failed control board can shut down an otherwise healthy system. We troubleshoot controls quickly and can install a replacement or smart thermostat on the spot.

Landlords & Light Commercial

Tenants without heat, a rental building with a failed boiler or a small business with no cooling. Landlords and property managers rely on us for fast emergency response across Chicago.

Is it an emergency?

When to Call for Emergency HVAC Service

Not every HVAC problem needs a middle-of-the-night visit, but some cannot wait. Here is how to tell the difference.

Leave first, then call 911

Get everyone out of the home immediately and call 911 or your gas utility from outside if you notice:

  • A gas or rotten egg smell
  • A carbon monoxide alarm sounding
  • Smoke or flames from the furnace or boiler

Call us right now

These are true HVAC emergencies. Call our 24/7 line at (773) 715-3860 if you have:

  • No heat when it is freezing outside
  • No AC in a heat wave with vulnerable people at home
  • Water leaking from the boiler, furnace or AC
  • A burning or electrical smell from the system
  • A breaker that keeps tripping

Usually OK for next-day service

These are worth fixing soon, but can typically wait for a regular appointment:

  • New noises while the system still heats or cools
  • Slightly uneven temperatures between rooms
  • Higher bills than usual
  • A tune-up that is overdue
While you wait

What to Do Until Our Technician Arrives

A few safe steps can keep your family comfortable and protect your home while help is on the way.

No heat in winter

  • Use electric space heaters with auto shut-off, at least 3 feet from anything flammable
  • Never heat your home with the oven, stove or a grill
  • Let faucets on outside walls drip to help prevent frozen pipes
  • Close doors to unused rooms and keep curtains shut
  • Check that your carbon monoxide detectors are working

No cooling in summer

  • Close blinds and curtains on sunny windows
  • Run fans and move to the lowest, coolest room in the home
  • Keep everyone, especially kids, older adults and pets, hydrated
  • If you see ice on the AC lines, turn the system off to let it thaw
  • Avoid using the oven and other heat-producing appliances
How it works

How Our Emergency HVAC Service Works

From your first call to a working system, here is what to expect when you call TCC for emergency heating or cooling repair.

  1. 01Call or text us

    Reach our 24/7 line at (773) 715-3860 and describe what is happening.

  2. 02Quick phone triage

    We ask a few questions to judge urgency, share any safety steps and confirm your address.

  3. 03Technician dispatched

    A technician heads your way in a stocked service vehicle with the tools and parts most emergencies need.

  4. 04Diagnosis and upfront price

    We find the real cause and explain the fix and the price before any work begins.

  5. 05Repair and full test

    We make the repair and test the system to confirm safe, steady heating or cooling.

  6. 06Follow-up if parts are needed

    If a model-specific part has to be ordered, we make the system as safe and comfortable as possible and return to finish the job.

Why TCC Mechanical

Why Chicago Calls TCC in an HVAC Emergency

As a locally owned, family-operated company, we have been responding to urgent HVAC problems across Chicago since 2005. When you call, you reach people who know your city’s homes, weather and heating systems. Learn about TCC.

“My AC broke down on one of the hottest days of the year, and they came to my rescue.”
★★★★★ Maxine L., customer since 2019
01

Truly 24/7

Nights, weekends and the coldest and hottest days of the year.

02

Stocked Service Vehicles

Tools and common parts on board for fast emergency repairs.

03

Upfront Pricing

A clear price before work begins, even in an emergency.

04

Licensed & Certified

Licensed and certified technicians for furnaces, AC, boilers and heat pumps.

05

Owner-Led Response

A family-operated company that treats your emergency like its own.

06

21+ Years in Chicago

Experience with every kind of Chicago home and heating system.

Customer reviews

Emergency HVAC Reviews From Chicago Customers

Rated 4.9 out of 5 across 260+ Google reviews. Read more reviews

Karen Burrell profile picture
Karen Burrell
2 weeks ago
Had a new furnace and AC installed by TCC. Alan was a pleasure to work with and made the process easy and understandable. Any questions, he responded right away. Very happy with the service and the price was affordable. Definitely will recommend TCC for HVAC.
Pamela Hawkins profile picture
Pamela Hawkins
1 month ago
TCC mechanical just recently installed my water heater. They provide excellent and professional service. I highly recommend them .
Furnace was fried due to July/Aug power outages and flooding.
Maxine L. profile picture
Maxine L.
2 months ago
I’ve been a customer since 2019, and they never disappoint! My AC broke down on one of the hottest days of the year, and they came to my rescue. That’s one of the best feelings you can have when dealing with a company — knowing you can count on them when it really matters. Thanks to their quick response and great work, the air temperature inside my home feels absolutely amazing again! I can say with 100% confidence that they’re one of the best companies out there. Reliable, professional, and truly care about their customers. I’ll definitely be using them again in the future! Highly recommend!
Olly T profile picture
Olly T
3 months ago
Alan was fantastic. Knowledgable, friendly and efficient - from our first meeting to installation completion was one week! The team replaced the entire HVAC system, and took care of everything, including a few unexpected issues. I highly recommend using TCC for your HVAC needs, especially for his great expertise, communication and exceptional service.
Sue Pruski profile picture
Sue Pruski
4 months ago
Our AC unit needed replacement and Alan Tabor came to the rescue! His response time was extremely fast and he was very knowledgeable with the various air conditioner brands and products; he was spot on helping us choose the right unit for our needs. Not only is Alan an expert with HVAC equipment, but he is very courteous and his pricing has no hidden fees. I highly recommend Tabor’s Complete Comfort Mechanical for all of your HVAC needs!
Alex Tseng profile picture
Alex Tseng
5 months ago
I highly recommend Alan and TCC to anyone in need of exceptional service. Alan’s responsiveness is truly impressive; I called him this morning and was able to schedule a service for the same day. As a small business owner, Alan demonstrates remarkable knowledge and offers fair pricing, which is invaluable in today’s challenging economic climate. Supporting Alan is a fantastic way to contribute to our community. Give him a call and experience his outstanding service for yourself!
Verna Donovan profile picture
Verna Donovan
5 months ago
Alan is amazing. He is quick to respond. Always fixes the problem in the most cost-effective manner and does not try to upsell. And he runs all of his business operations digitally making it so easy to schedule and pay. He is the go-to person for all things HVAC in our neighborhood.
Felecia Stokes profile picture
Felecia Stokes
5 months ago
Alan is friendly and knowledgeable about his work. He wasted no time during the process of installing my new AC and kept me updated along the way. A coworker referred him to me and I'm glad I went with Tabor. Thank you!
Doug L profile picture
Doug L
7 months ago
Alan and his team are easy to work with. They are professional from start to finish in addition to being good at their job and luckily reasonably priced. Myself and my neighbors know Alan and have used his company for years. He runs a successful family business which is another reason to call him and not the big guys who overcharge for less service.
Antonio Hill profile picture
Antonio Hill
7 months ago
From start to finish Tabors Complete Comfort did an amazing job, very knowledgeable and professional. They took their time to thoroughly evaluate my HVAC system and clearly explained what was needed to make it more efficient and comfortable for me and my family. If you’re looking for a company that truly knows HVAC and cares about doing the job right, Tabors Complete Comfort is the one to call. Highly recommended—give them a call today! Thanks for everything!!
GP Ramaswamy profile picture
GP Ramaswamy
7 months ago
We needed two ac units and one furnace for our dual zone townhome. We shopped around for quotes, but we decided to go with Alan because of his competitive quote, knowledge of the products, and quick responses to our text messages. The project was difficult installation because one of the furnaces is on the top floor of our townhome and the two ac units are on the top roof. Alan's crew had to go up and down the fire escape and ladder to bring in and install new the units. They did a great job! They did not stop working until all three units were installed. They even came when it was raining. After a couple of weeks, we noticed an unusual sound coming from the new HVAC. I texted Alan and his crew came two days in a row to diagnose and fix problem. We highly recommend them. Really great work!
Will Schultz profile picture
Will Schultz
8 months ago
We had a very good experience with Tabor's. Our thermostat was dead; we called Tabor's at 11 on Saturday, and Alan was out there to take a look by 2. It took him less than half an hour to get everything figured out and to install a new thermostat. At a reasonable price, too!
Heather Malpass profile picture
Heather Malpass
8 months ago
A/C annual maintenance-Exceptional service and attention to detail and his rates are a bargin for what what you get. I highly recommend Tabors Comfort Mechanical.
Anthony Walker Jr profile picture
Anthony Walker Jr
9 months ago
Alan is our go-to guy for all of our heating and cooling needs. He’s always been honest, upfront, and fair with his pricing, which is hard to find these days. He gets the job done right the first time and stands behind his work. You can tell he takes pride in what he does. If you’re looking for someone reliable who knows his stuff, I highly recommend Alan.
Tasha profile picture
Tasha
9 months ago
Excellent customer service! They get the job done right and fast. I fully trust them. They can come to you fast to get you back on track. 10/10 would recommend
Venis Frazier profile picture
Venis Frazier
9 months ago
Mr.Tabor was very professional And showed up within the timeframe specified. He identified the issue immediately. Thank you so much!
Eli Barrows profile picture
Eli Barrows
9 months ago
Woke up to a cold house and a furnace with no error codes! TCC was super quick, came out in less than an hour and had everything working before 9am. Courteous, professional, and fast.
Triana Mayers profile picture
Triana Mayers
9 months ago
I appreciate Mr, Tabor so much! He was very professional and definitely got the job done! 100% recommend!!!
KT profile picture
KT
9 months ago
Very knowledgeable and honest. Recommend them highly!
Ricardo Izguerra profile picture
Ricardo Izguerra
10 months ago
Tabor helped us with a heater problem, same day service.! Making an emergency repair to help tenants get heat on one of chicago's coldest days he replaced and ordered parts to complete the job. Honest , affordable and professional service that is hard to find these days. I found my new hvac guy. Thank you Tabor.
Tabors Complete Comfort did an outstanding job at my home! From start to finish, they were extremely knowledgeable and professional. They took the time to thoroughly evaluate my HVAC system and clearly explained what was needed to make it more efficient and comfortable for me and my family. They corrected and added proper supply ducts from the furnace and fixed the return airflow issues, ensuring that every area of my home receives consistent heat during the winter months and balanced central air during the summer. The difference in comfort was noticeable right away. If you’re looking for a company that truly knows HVAC and cares about doing the job right, Tabors Complete Comfort is the one to call. Highly recommended—give them a call today! Thanks for everything!!
Geoffrey&Kenya profile picture
Geoffrey&Kenya
11 months ago
I used Tabor's Complete Comfort Mechanical over the past couple years and he was always prompt, professional and went above and beyond. My family and I were without heat on cold Sunday and he came out to troubleshoot the issue and continued to come out until the issue was fully resolved.
Ramone Hankle profile picture
Ramone Hankle
11 months ago
Tabor’s Complete Comfort executed the job quickly and efficiently proving a heatless unit with heat in a few days.
Ida Byrd profile picture
Ida Byrd
12 months ago
I just want to thank Alan and his company, he came and did the job, he is good at his craft and I am so thankful I have heat now. Thank you Alan and KUDOS to you and your company. God Bless. Ida Byrd
Nicole Keenon profile picture
Nicole Keenon
1 year ago
Always professional, always on time. Thorough, trustworthy - I trust Tabor's Complete Comfort with all my HVAC needs - and anyone who's looking? I confidently refer Tabor's Complete.
Response from the owner
1 year ago
We thank you fir all the years you've entrusted our company with the comfort and care for your home!
Sha'Ron Hill profile picture
Sha'Ron Hill
1 year ago
Always prompt, and professional. I trust Tabor completely. He has been my furnace/AC guy for many years and I would recommend his services to everyone!
Response from the owner
1 year ago
I remember when we first met! You took advantage of our Groupon special and i love the fact, we've been locked in ever since!
Marilyn Joseph profile picture
Marilyn Joseph
1 year ago
Technician was very polite and respectful and knowledgeable . My problem was resolved the in a matter of hours. I would definitely recommend this company.
Response from the owner
1 year ago
Thank you for being apart of our community and we take pride in serving you correctly
Tamiko N. profile picture
Tamiko N.
1 year ago
Alan has been our mechanical technician for heating and air for years! He is reliable, honest, and always efficient in diagnosing the issue with our appliance and fixing it quickly. Even the routine check ins have been right on time too! Thank you for all you do!
Response from the owner
1 year ago
We definitely appreciate you being apart of our community. We'll definitely continue to live up to your expectations as long as we serve you!
T Brown profile picture
T Brown
1 year ago
My recent experience in having Tabor Comlplete Mechanical was excellent.
Response from the owner
2 years ago
We're thrilled to hear that you had such a positive experience with us! Our team takes pride in providing top-notch service and we're glad to know that we exceeded your expectations. Thank you for your review!
Robin Evans profile picture
Robin Evans
1 year ago
I’m very happy with the service received from Tabor. Professional, honest & helped to make sure , after evaluating the problem, that we understood what was causing the problem & how to fix it! Pricing was great as well!!! No where near the thousands of $$$ quoted by others advertising on tv for our business & making up problems that don’t exist!! Thank you so much for your honestly & professionalism I will definitely refer your business to others.
Anson Brown profile picture
Anson Brown
1 year ago
Alan at TCC Mechanical, LLC is fantastic! I had to reschedule my furnace tune-up a couple of times due to family emergencies, and he was super understanding and flexible. When he came out, he was professional, friendly, and did a thorough job. I highly recommend him for any HVAC service!
annette ewing profile picture
annette ewing
1 year ago
Allen is a very knowledgeable and reliable technician. He is able to assess the situation and completes the work. He does not over charge and cleans up when he is finished. I recommend him to anyone that is in need of air conditioning or furnace work of any kind. He is truly a blessing.
Carol E Bell profile picture
Carol E Bell
1 year ago
Great pricing, very good customer service, amd prompt responsiveness. Have used them across several years for two furnace units.
Tom Sawyer profile picture
Tom Sawyer
1 year ago
Alan is great. When my AC went out, he undertook thorough troubleshooting and fixed the problem on a clear timeline. He’s prompt with service calls and clear in communication. Also an all around nice guy. Couldn’t be happier that I called him up.
Where we work

HVAC Service Areas Across Chicagoland

From downtown high-rises to South Side bungalows and the north and southwest suburbs, our technicians cover the Chicago neighborhoods and communities below. Not sure if you are in range? Call (773) 715-3860.

  • Downtown Chicago
  • West Loop
  • River North
  • Gold Coast
  • Old Town
  • Lincoln Park
  • Lake View
  • Uptown
  • Wicker Park
  • Humboldt Park
  • Pilsen
  • Bronzeville
  • Hyde Park
  • South Shore
  • Beverly
  • Morgan Park
  • Oak Lawn
  • Orland Park
  • Tinley Park
  • Northbrook
FAQs

Emergency HVAC Service FAQs

Answers to the questions Chicago homeowners ask when their heating or cooling fails.

Who offers 24/7 emergency HVAC service in Chicago?

Tabor’s Complete Comfort Mechanical (TCC Mechanical) provides 24/7 emergency HVAC service across Chicago for furnaces, air conditioners, boilers and heat pumps, including nights and weekends. The locally owned, family-operated company has responded to urgent HVAC calls since 2005. Call (773) 715-3860.

Do you offer emergency furnace repair at night?

Yes. Our emergency line is available 24 hours a day, 7 days a week, including overnight, so no-heat furnace problems can be handled when they happen.

Do you provide emergency AC repair in Chicago?

Yes. We handle emergency AC repair for no-cooling calls, frozen coils and system failures, which is especially important during Chicago heat waves.

What counts as an HVAC emergency?

No heat in freezing weather, no cooling in extreme heat with vulnerable people at home, water leaking from equipment, a burning or electrical smell, or a breaker that keeps tripping. For a gas smell or carbon monoxide alarm, leave the home and call 911 or your gas utility first.

How fast can you get to my home?

Response time depends on demand and your location, especially during extreme weather. We prioritize emergency calls and will give you the best estimate we can when you call.

Is emergency HVAC service more expensive?

Every emergency job is different, so we diagnose the problem first and give you an upfront price before any work begins, so you can decide with no surprises.

What should I do if I smell gas near my furnace or boiler?

Leave the home immediately, do not switch lights or appliances on or off, and call 911 or your gas utility from outside. Once the gas company has made it safe, call us to repair the equipment.

Can you fix my system in one visit?

Many emergency repairs are completed in a single visit because our vehicles carry common parts. If a model-specific part must be ordered, we make the system as safe and comfortable as possible and return to finish the job.

Do you handle emergency calls for landlords and rental buildings?

Yes. Landlords and property managers call us for emergency heating and cooling repair in rental buildings and light commercial properties across Chicago.

Which Chicago neighborhoods do you cover for emergency service?

We respond to emergency HVAC calls across Chicago, including Belmont Cragin, Lincoln Park, Lake View, Wicker Park, West Loop, River North, the South Loop, Hyde Park, Bronzeville, South Shore and Beverly, plus Oak Lawn, Orland Park and Tinley Park.

24/7 emergency help

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★★★★★ Rated 4.9 by 260+ Chicago customers

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