24/7 Emergency HVAC Repair in Charleston, SC

$39 HVAC Tune-Up (AC)

Blower wheel pull and clean. Our 90-Minute Deep Clean Helps Prevent Breakdowns And Improve Efficiency.
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Exp. July 31st, 2026
$39 offer valid for first-time residential customers only. Includes up to 90 minutes of A/C or heat pump tune-up and blower wheel pull and clean when accessible. Repairs, parts, refrigerant, and additional services not included. No Breakdown Guarantee subject to terms and conditions. Cannot be combined with other offers.
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When your heating or cooling system fails unexpectedly, you need fast help from a trusted local HVAC company. Fix-it 24/7 provides emergency HVAC repair services throughout Charleston and the surrounding Lowcountry, restoring comfort to your home when you need it most.

Whether your AC stops working during a Charleston heat wave or your heating system fails on a cold night, our experienced HVAC technicians are available day or night to diagnose problems quickly and get your system running again.

Take advantage of our $39 HVAC Tune-Up, including blower wheel pull and clean service.

Emergency Heating & Cooling Repair Available 24/7

HVAC emergencies don’t wait for business hours. That’s why our Charleston HVAC repair team is available around the clock, including nights, weekends, and holidays.

Why Homeowners Call Fix-it 24/7

✓ Same-day emergency HVAC service

✓ $0 service call with repair

✓ 24/7 heating & cooling repairs

✓ Licensed & background-checked technicians

✓ Upfront flat-rate pricing

✓ Thousands of satisfied customers

✓ 100% satisfaction guaranteed

Our technicians arrive prepared to diagnose and repair most HVAC problems quickly so you can get your home comfortable again as soon as possible.

“From the initial call to the completed repair, their team was professional, punctual, and respectful. They explained the issue thoroughly and gave an honest quote before doing any work.”

Kelly Williams
Meeting

“Every technician who came to our home was courteous, efficient, and clearly experienced in their trade. The scheduling process was seamless, and they kept us updated every step of the way.”

Elliot Lacy
A Fix-it technician stands smiling in front of a service van.

“We had an emergency late at night, and their team arrived fast and ready to help. They diagnosed the issue quickly and walked us through the repair plan before starting anything at all.”

Sydney Wilson

Signs You Need Emergency HVAC Repair

Some heating and cooling problems can quickly become serious comfort or safety concerns. If your HVAC system is showing warning signs, it’s important to have it inspected before the problem worsens.

Call for Emergency HVAC Service If You Notice:

• AC blowing warm air

• Furnace not heating properly

• Weak or no airflow from vents

• Loud banging, grinding, or squealing noises

• Burning smells or unusual odors

• System constantly cycling on and off

• Water leaking around HVAC equipment

• Complete system shutdown

If your system suddenly stops working or your home becomes unsafe or uncomfortable, our emergency HVAC technicians are ready to respond quickly.