HVAC Repair in Crystal Lake, IL
Arctic Air Heating & Cooling provides 24/7 heating and air conditioning repair, installation and maintenance across 3 ZIP codes in Crystal Lake, Illinois. One dispatch line, licensed local technicians, flat-rate pricing.
Serving Crystal Lake and the wider McHenry County area, our crews carry the common failure parts on the truck — capacitors, contactors, igniters, flame sensors, motors and filters — so the first visit is usually the last one.
Call for HVAC service in Crystal Lake
3 Crystal Lake ZIP codes served, day or night.
- 90-120 minutes target response time in this service zone
- Written diagnostic report with photos of what we found
- We repair what can be repaired — no forced replacement upsell
- Workmanship warranty on every job we complete
- Licensed & Insured Technicians
- Background-Checked Crews
- Upfront Flat-Rate Pricing
- Same-Day & Next-Day Service
- No Overtime Charges
- All Work Warrantied
ZIP codes we cover in Crystal Lake, IL
Pick your ZIP code for local pricing, response times and technician availability.
About HVAC service in Crystal Lake
Because Illinois swings between seasons quickly, a lot of our Crystal Lake calls come in the first hot or cold snap of the year — systems that sat idle for months and then get asked to run flat out.
Typical Crystal Lake service pricing
| Service | Typical Range |
|---|---|
| Diagnostic / service call | $73 – $146 |
| Capacitor replacement | $175 – $407 |
| Contactor replacement | $184 – $437 |
| Refrigerant leak repair + recharge | $310 – $873 |
| Blower motor replacement | $437 – $922 |
| Compressor replacement | $1,358 – $2,813 |
| Hot surface igniter / flame sensor | $155 – $388 |
| Furnace control board | $369 – $825 |
| Condensate drain / float switch | $126 – $330 |
| Thermostat install (wired or smart) | $146 – $437 |
| Duct cleaning (whole home) | $369 – $873 |
| Full system replacement (installed) | $5,820 – $12,610 |
Market ranges for Crystal Lake, Illinois. Confirmed flat-rate quote provided on site.
Services available in Crystal Lake
Air Conditioning Repair
Diagnosis and repair for central air conditioners, heat pumps in cooling mode, ductless mini-splits and packaged rooftop units.
Furnace Repair
Gas, propane, oil and electric furnace troubleshooting and repair.
HVAC Installation & Replacement
Full system replacement and new construction installs with a Manual J load calculation so the equipment is actually sized for your home.
Heat Pump Repair & Service
Heat pump diagnosis and repair for both heating and cooling operation, including cold-climate units, defrost board failures, reversing valve problems, auxiliary heat strip faults and refrigerant charge issues.
24/7 Emergency HVAC Repair
Around-the-clock response for no-heat in freezing weather, total AC failure during a heat wave, gas smells, carbon monoxide alarms, water flooding from the indoor unit and complete system shutdowns.
Air Duct Cleaning & Sealing
Whole-home duct cleaning and aeroseal-style duct sealing to recover lost airflow, reduce dust and lower the load on your equipment.
HVAC Maintenance & Tune-Up
Seasonal precision tune-ups that catch failing components before they strand you.
Commercial HVAC Service
Service for light commercial and commercial properties including rooftop packaged units, VRF and VRV systems, split systems, make-up air units and building automation controls.
Crystal Lake HVAC questions, answered
What causes water to leak from the indoor unit?
Almost always a blocked condensate drain line, a failed drain pan float switch, or a frozen coil melting faster than the pan can handle. In Crystal Lake we see algae and dust clogging drain lines constantly during June through August. It is a fast fix but ignoring it ends in ceiling damage.
Do you service commercial and light commercial properties?
Yes. Around Crystal Lake we handle rooftop packaged units, split systems, VRF/VRV installations and building automation faults for offices, retail, restaurants and multi-tenant buildings, including after-hours scheduling so you are not disrupting trade.
Do you handle ductless mini-split systems?
Yes. Ductless installations have grown quickly in Illinois, particularly in older homes without existing ductwork. We service indoor heads, clean filters and drain lines, check line-set insulation and diagnose communication faults between heads and the outdoor unit.
Can you give me a price over the phone?
We can give you realistic ranges — and this page lists the ones homeowners in Crystal Lake see most often — but a firm price needs eyes on the equipment. Any company that quotes a final number without seeing the unit is usually quoting low to get through the door.
How much does an HVAC service call cost in 60012?
A diagnostic visit in Crystal Lake typically runs $75 to $150, and that fee is usually applied toward the repair if you approve the work. Repair prices are quoted as a flat rate before we start, so the number you approve is the number you pay regardless of how long the job takes.
HVAC service in Crystal Lake, IL — call now
One call to (866) 548-3173 puts a licensed Crystal Lake technician on the way. Available 24 hours a day.
(866) 548-3173Answered 24 hours a day, 365 days a year