The majority of AC malfunctions are the result of inadequate maintenance. Simple issues, such as low refrigerant or worn parts, can cause your air conditioner to run less efficiently or to fail altogether. Our Johnstown AC tune-up service can help identify these issues before they become a major problem. Our tune-up package includes changing the filters, calibrating the thermostat, and checking refrigerant levels. If your AC should quit on a sweltering summer day, we provide prompt emergency repair service 24/7.