ABC Air Conditioning and Heating | Local HVAC Repair in San Marcos, TX

If your AC fails in extreme heat, turn it off to prevent further damage and call ABC immediately. Our San Marcos-based technicians understand how local heat strains systems and can often provide same-day emergency repairs for common issues like compressor failures or refrigerant leaks. We'll diagnose the problem, offer transparent pricing, and get your cooling restored quickly to keep your home comfortable.

Yes, ABC provides free, no-obligation estimates for HVAC system replacements. As a local family-owned business, we assess your home's specific needs, considering San Marcos's climate, and recommend appropriately sized, efficient systems. We explain all costs upfront with our firm, fair pricing, ensuring you understand your investment without surprises.

Absolutely. Evaporator coil freeze-ups are common in San Marcos due to humidity and system wear. Our technicians are experienced with all makes and models, including older units. We'll identify the cause—often low refrigerant, airflow issues, or thermostat problems—thaw the system safely, and make repairs to prevent recurrence, keeping your system running efficiently.