AC Repair in Rock Hill, SC
There are 28 HVAC companies listed in Rock Hill, SC. What an AC repair visit involves, what to check first, and every company with tap-to-call.
What an AC repair visit usually involves
A technician checks the thermostat and power supply, the outdoor unit (compressor, fan, capacitor and contactor), the indoor coil and blower, refrigerant pressures and the condensate drain. Most calls end in one of a handful of repairs: a failed capacitor or contactor, a fan or blower motor, a refrigerant leak, a frozen or dirty coil, or a clogged drain line. Expect a diagnosis first and a quoted price for the repair before the work starts. Ask whether the diagnostic fee is credited toward the repair.
Before you call
- Check the breakers for the indoor and outdoor units, and the thermostat's batteries and mode.
- Replace a dirty filter. A blocked filter can freeze the indoor coil and look like a bigger failure.
- If the indoor coil or the copper line is iced over, switch the system off and let it thaw before the visit.
- Note the symptom (no cooling, weak airflow, short cycling, water, noise), the brand and the system's rough age.
- Ask whether the company is licensed in South Carolina. SC LLR issues the HVAC Installer and Repairer license and has an online licensee lookup. Ask about trip or diagnostic fees too.
Repair or replace?
A repair is usually right when the system is younger, the fault is a small part and it has cooled reliably until now. Ask for a replacement quote alongside the repair quote when the compressor or evaporator coil has failed, when the system has needed repeated refrigerant top-ups, or when it is near the end of its service life. New residential systems have moved to lower-GWP refrigerants since 2025, so a large repair on an R-410A system is worth weighing against a new unit. See AC replacement in Rock Hill and the AC replacement cost guide.
Rock Hill notes
Rock Hill is in York County, SC, and the companies below are based there. Summers in the Carolina Piedmont are hot and humid and AC companies are busiest then, so call early in the day and ask about same-day availability. Ratings shown are Google's as of Oct 2026; we rank by rating, then review count, and never sell placement.
HVAC companies in Rock Hill
There are 28 HVAC companies listed in Rock Hill, each with tap-to-call. We list companies, not services, and we have not checked which jobs each one takes. Call to confirm a company works on your type of system before you book.
1 Tru Blu Heating and Cooling
Open 24 hours, every day
1582 Hagler Rd, Rock Hill, SC 297302 Andrews Heating & Cooling
Mon–Fri 8:00 AM – 7:00 PM
920 Albright Rd, Rock Hill, SC 29730
Sat 9:00 AM – 5:00 PM
Sun 9:00 AM – 4:00 PM3 Adams Services, LLC
928 E Main St, Rock Hill, SC 297304 IRV Plumbing, Electric & HVAC
Mon–Fri 7:00 AM – 6:00 PM
220 W White St Ste 220, Rock Hill, SC 29730
Sat 10:00 AM – 4:00 PM5 Brothers Air, Heat & Plumbing
1320 E Main St, Rock Hill, SC 297306 B & G Heating & Air Conditioning
630 E White St, Rock Hill, SC 297307 Accurate Heating and Cooling
Mon–Fri 7:00 AM – 8:00 PM
715 Dave Lyle Blvd, Rock Hill, SC 29730
Sat 9:00 AM – 7:00 PM
Sun 9:00 AM – 7:00 PM8 Airington Heating & Cooling
Mon–Fri 9:00 AM – 6:00 PM
635 S Jones Ave, Rock Hill, SC 297309 All Day Heating and Cooling
1051 Albright Rd Ste 213, Rock Hill, SC 2973010 Amaro Mechanical
Mon–Sat 8:00 AM – 6:00 PM
2236 Tuckaway Rd, Rock Hill, SC 2973011 Atlas Heating & Cooling
Mon–Fri 8:00 AM – 5:30 PM
3290 India Hook Rd, Rock Hill, SC 2973212 B B & T Refrigeration Inc
Mon–Fri 8:00 AM – 5:00 PM
252 Trexler Ln, Rock Hill, SC 2973213 Comfort Systems of York County
5010 Old York Rd, Rock Hill, SC 2973214 Contentment Heating and Air Conditioning
Mon–Fri 8:00 AM – 8:00 PM
350 Pickens St, Rock Hill, SC 2973015 Custom Air Heating & Cooling
1510 Yorkston Dr, Rock Hill, SC 2973016 Dynamic Comfort Mechanical
824 Bumpy Hollow Trail, Rock Hill, SC 2973217 Elite Air and Heat
2175 Mt Gallant Rd, Rock Hill, SC 2973218 Howell's Heating & Cooling
Every day 7:00 AM – 7:00 PM
860 Arlington Ave, Rock Hill, SC 2973019 Langford's Mechanical Services
Open 24 hours, every day
1010 E White St, Rock Hill, SC 2973020 Mabreeze HVAC
Mon–Fri 7:00 AM – 6:00 PM
3050 Denali Way, Rock Hill, SC 2973221 Melton Heating & Air Conditioning
1003 E Main St, Rock Hill, SC 2973022 Mericle Mechanical LLC
Mon–Fri 8:00 AM – 5:00 PM
121 S Wood St, Rock Hill, SC 29730
Sat 9:00 AM – 5:00 PM23 Panther Heating & Cooling
Open 24 hours, every day
722 Corporate Blvd Ste 105, Rock Hill, SC 2973024 Parker Heating & Air Conditioning
Mon–Sat 8:00 AM – 8:00 PM
454 Anderson Rd S, Rock Hill, SC 2973025 Robertson Heating & A/C Inc
718 Greenbriar Ave, Rock Hill, SC 2973026 Sam Robinson Heating & Air Conditioning
Mon–Fri 9:00 AM – 5:00 PM
224 Brice St, Rock Hill, SC 2973027 Taylor's Heating & Cooling
3398 Tanglewood Dr, Rock Hill, SC 2973228 US Air Heating and Cooling
4080 Homestead Rd, Rock Hill, SC 29732
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