HVAC Repair, AC Repair & Furnace Repair in Chicago Suburbs

Fast, reliable HVAC repair, maintenance, and installation for homes and businesses. We service furnaces, air conditioners, heat pumps, and complete HVAC systems throughout the Chicago Suburbs.
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Air Conditioning Repair
We repair all major brands of air conditioners, including central AC systems, heat pumps, and ductless mini-splits. From refrigerant leaks to compressor failures, we restore cooling performance quickly.
Heating System Repair
Our technicians service gas furnaces, electric furnaces, boilers, heat pumps, and complete heating systems. We diagnose ignition problems, airflow issues, blower motor failures, and thermostat malfunctions.
Preventive HVAC Maintenance
Regular maintenance extends equipment life, improves efficiency, reduces energy bills, and helps prevent unexpected breakdowns during extreme weather.
Elliot
Customer Support
Why Choose Alan HVAC &
Appliance Repair
Trusted by homeowners throughout the Chicago suburbs for dependable heating and cooling services.
  • ✓ Same-Day Service Available
    Fast response for most HVAC repairs.
  • ✓ EPA Certified Technician
    Professional service following industry standards.
  • ✓ Upfront Pricing
    Know the cost before any repair begins.
  • ✓ All Major HVAC Brands
    Goodman • Carrier • Trane • Lennox • Goodman • Bryant • Rheem • York • American Standard and more.

Our Features

  • Professional HVAC Services You Can Trust
    We are committed to providing reliable HVAC solutions with honest pricing, quality workmanship, and exceptional customer service. Whether you need emergency AC repair, furnace diagnostics, seasonal maintenance, or a complete HVAC system replacement, our experienced technicians are ready to help. We proudly serve homeowners throughout Chicago and the surrounding suburbs with fast response times and dependable service.
  • Licensed & Experienced Technicians
    Our technicians are trained to diagnose and repair all major heating and cooling systems, including air conditioners, furnaces, heat pumps, and complete HVAC systems. We use professional diagnostic equipment to accurately identify problems and recommend the most cost-effective solution. Every repair is performed with attention to detail and long-term reliability.
  • Fast & Reliable Service
    We understand that heating and air conditioning problems can't wait. That's why we offer prompt scheduling, fast response times, and efficient repairs to restore your home's comfort as quickly as possible. Our goal is to minimize downtime while providing dependable HVAC solutions that last.
  • Honest Pricing & Upfront Estimates
    Before any work begins, we explain the problem, discuss your options, and provide a clear estimate with no hidden charges. Whether you need a minor repair or a complete HVAC replacement, you'll always know exactly what to expect. We believe honesty and transparency are the foundation of every successful customer relationship.
  • High-Quality Parts & Equipment
    We work with trusted HVAC manufacturers and install quality replacement parts designed for long-lasting performance. Whether replacing compressors, blower motors, capacitors, contactors, thermostats, or complete heating and cooling systems, we focus on reliability, energy efficiency, and manufacturer-recommended installation practices.
  • Customer Satisfaction Guaranteed
    Your comfort is our priority. We stand behind the quality of our work and strive to exceed customer expectations on every service call. From routine HVAC maintenance to complete system installations, our mission is to deliver dependable service, professional workmanship, and lasting comfort for your home and family.

HVAC Services

Air Conditioner Repair
Air Conditioner Installation
Air Conditioner Maintenance
Furnace Repair
Furnace Installation
Furnace Maintenance
Heat Pump Repair
Heat Pump Installation
Thermostat Replacement
Refrigerant Leak Detection
HVAC System Diagnostics
Indoor Air Quality Solutions
Seasonal Tune-Ups
Emergency HVAC Repair
No matter the brand or age of your system, our technicians are trained to diagnose and repair heating and cooling equipment efficiently.
Our Clients Love Us
  • Our air conditioner stopped working during one of the hottest days of the summer. The technician quickly diagnosed the problem, replaced the failed capacitor, and had the AC running again within an hour. Professional, honest, and reasonably priced.
    ⭐⭐⭐⭐⭐
    David M.
  • Excellent HVAC service from start to finish. They repaired our central air conditioning system, checked the refrigerant level, cleaned the condenser coil, and made sure everything was operating efficiently.
    ⭐⭐⭐⭐⭐
    Michael R.
  • Our furnace stopped producing heat late in the evening. They responded quickly, diagnosed a faulty ignitor, and completed the repair the same day. Highly recommend for heating repairs.
    ⭐⭐⭐⭐⭐
    Jennifer S.
  • Very knowledgeable technician. He explained why our AC wasn't cooling properly and repaired a refrigerant leak. Honest recommendations and no pressure to replace the entire system.
    ⭐⭐⭐⭐⭐
    Robert K.
  • We needed a complete furnace replacement before winter. The installation was clean, efficient, and everything was explained clearly. The new heating system works perfectly and is much quieter than our old one.
    ⭐⭐⭐⭐⭐
    Amanda T.
  • We hired them for seasonal HVAC maintenance. They inspected the furnace, cleaned the system, checked airflow, replaced the filter, and tested every component. Great preventive service.
    ⭐⭐⭐⭐⭐
    Lisa W.
  • Our thermostat wasn't communicating with the HVAC system. The technician diagnosed the wiring issue quickly and installed a new smart thermostat. Everything works perfectly now.
    ⭐⭐⭐⭐⭐
    Brian C.
  • They installed a brand-new high-efficiency air conditioner in our home. The installation was clean, professional, and completed on schedule. The house cools much faster now.
    ⭐⭐⭐⭐⭐
    Sarah L.
  • Outstanding customer service. Our blower motor failed during a heat wave, and they had the replacement part installed the same day. Very professional HVAC company.
    ⭐⭐⭐⭐⭐
    Kevin P.
  • We've used them several times for both heating and air conditioning repairs. Always on time, fair pricing, quality workmanship, and excellent communication. Definitely our go-to HVAC company.
    ⭐⭐⭐⭐⭐
    Emily H.

Appliance Repair Services

Refrigerators
Freezers
Ice Makers
Washers
Dryers
Dishwashers
Ovens
Ranges
Cooktops
Hoods
We service many major brands including Whirlpool, GE, LG, Samsung, Frigidaire, Bosch, KitchenAid, Maytag, Electrolux, Thermador, Viking, Wolf, Sub-Zero, Monogram, JennAir, Miele, Dacor and many others.
  • Customer:
    How often should I service my HVAC system?
    Support:
    We recommend scheduling professional HVAC maintenance at least twice a year, once before the cooling season and once before the heating season. Regular maintenance helps improve efficiency, reduce breakdowns, and extend the life of your heating and cooling system.
  • Customer:
    What are the signs that my air conditioner needs repair?
    Support:
    Common signs include warm air, weak airflow, unusual noises, unpleasant odors, frequent cycling, water leaks, frozen coils, or unusually high energy bills. If you notice any of these issues, schedule an HVAC inspection as soon as possible.
  • Customer:
    How long does an HVAC system last?
    Support:
    Most HVAC systems last between 12 and 20 years, depending on the equipment, maintenance history, and usage. Routine maintenance can significantly extend the life of your system.
  • Customer:
    Do you repair all HVAC brands?
    Support:
    Yes. We service most major HVAC brands, including Carrier, Trane, Lennox, Goodman, Bryant, Rheem, American Standard, York, Amana, Payne, Heil, Ruud, and many others.
  • Customer:
    Should I repair or replace my HVAC system?
    Support:
    If your system is more than 15 years old, requires frequent repairs, or has major component failures, replacing it may be the most cost-effective solution. We will inspect your system and recommend the best option for your home and budget.
  • Customer:
    Why is my AC blowing warm air?
    Support:
    Warm air may be caused by low refrigerant, a dirty condenser coil, thermostat problems, electrical failures, or compressor issues. A professional diagnosis is the best way to identify the exact cause.
  • Customer:
    Why is my furnace not heating?
    Support:
    A furnace may stop heating because of a dirty flame sensor, faulty ignitor, thermostat problems, clogged filter, blower motor failure, or gas supply issues.
  • Customer:
    How long does an AC repair usually take?
    Support:
    Most air conditioning repairs can be completed within one to three hours, depending on the complexity of the problem and parts availability.
  • Customer:
    Do you offer emergency HVAC service?
    Support:
    Yes. We understand that heating and cooling problems can happen unexpectedly, and we do our best to provide fast response times for urgent HVAC repairs.
  • Customer:
    How can I lower my energy bills?
    Support:
    Regular HVAC maintenance, clean air filters, proper thermostat settings, sealed ductwork, and installing a high-efficiency HVAC system can significantly reduce energy costs.
  • Customer:
    Why is my HVAC system making unusual noises?
    Support:
    Grinding, banging, squealing, rattling, or buzzing sounds may indicate worn bearings, loose components, blower motor problems, failing capacitors, or compressor issues.
  • Customer:
    What size HVAC system do I need?
    Support:
    The correct system size depends on your home's square footage, insulation, windows, ceiling height, and overall heat load. We perform proper calculations before recommending a new system.
  • Customer:
    How often should my air ducts be cleaned?
    Support:
    Most homes benefit from air duct cleaning every 3 to 5 years, especially if there are pets, allergies, dust buildup, or recent remodeling projects.
  • Customer:
    Do smart thermostats save money?
    Support:
    Yes. Smart thermostats help optimize heating and cooling schedules, improving comfort while reducing unnecessary energy consumption.
  • Customer:
    What maintenance does an HVAC system require?
    Support:
    Routine maintenance includes cleaning coils, checking refrigerant levels, inspecting electrical components, replacing filters, testing safety controls, lubricating moving parts, and verifying system performance.
  • Customer:
    Why is my HVAC system constantly running?
    Support:
    Continuous operation may be caused by dirty filters, refrigerant problems, poor insulation, thermostat issues, duct leaks, or an undersized HVAC system.
  • Customer:
    How do I know if my refrigerant is low?
    Support:
    Common symptoms include reduced cooling, frozen evaporator coils, longer cooling cycles, higher energy bills, and warm air coming from the vents.
  • Customer:
    Do you install new HVAC systems?
    Support:
    Yes. We provide complete HVAC installation and replacement services, including air conditioners, furnaces, heat pumps, evaporator coils, and complete heating and cooling systems.
  • Customer:
    Why should I choose your HVAC company?
    Support:
    We focus on honest recommendations, professional workmanship, transparent pricing, quality parts, and dependable customer service. Our goal is to provide long-lasting HVAC solutions that keep your home comfortable year-round.

Professional HVAC Repair & Installation Services in Chicago & Suburbs

When your heating or air conditioning system stops working properly, you need experienced HVAC professionals you can trust. Our skilled technicians provide fast, reliable HVAC repair, maintenance, and installation services throughout Chicago and the surrounding suburbs. Whether your air conditioner isn't cooling, your furnace won't heat, or you're planning to replace your entire HVAC system, we're here to help with honest recommendations and quality workmanship.

We service all major heating and cooling equipment, including central air conditioners, furnaces, heat pumps, evaporator coils, condensers, thermostats, and complete HVAC systems. Our technicians quickly diagnose problems, explain your repair options, and perform every job using professional tools and quality replacement parts. Our goal is to restore your home's comfort while maximizing system performance and energy efficiency.

Regular HVAC maintenance helps prevent costly breakdowns, lowers energy bills, and extends the life of your heating and cooling equipment. We offer seasonal maintenance, emergency repairs, complete system replacements, and new HVAC installations for residential properties. Whether your project involves a simple repair or a full system upgrade, every job receives the same attention to detail and professional service.

Customer satisfaction is our highest priority. We believe in transparent pricing, dependable workmanship, and treating every home with care and respect. Homeowners throughout Chicago and nearby suburbs trust us for honest HVAC service, fast response times, and long-lasting heating and cooling solutions designed to keep their homes comfortable in every season.

Service Area

Wheeling, Arlington Heights, Buffalo Grove, Palatine, Mount Prospect, Prospect Heights, Deerfield, Northbrook, Glenview, Lincolnshire, Vernon Hills, Riverwoods, Long Grove, Des Plaines, Rolling Meadows, Elk Grove Village, Schaumburg, Hoffman Estates, Barrington, Lake Zurich, Highland Park, Morton Grove, Niles, Park Ridge, Libertyville

Schedule Your Service Today

If your heating system isn't working, your air conditioner isn't cooling, or one of your appliances has stopped working, contact Alan HVAC & Appliance Service today.
We provide professional diagnostics, dependable repairs, and outstanding customer service to help keep your home comfortable year-round.
Call today to schedule your appointment.
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