The answer to 'why is my tune-up' is that a tune-up is an important maintenance service for your HVAC system. It helps ensure your system is running efficiently and can prevent more costly repairs down the line. Common causes for needing a tune-up include normal wear and tear, dirty components, and problems with airflow or refrigerant levels.
Symptoms that may indicate your HVAC system needs a tune-up include reduced airflow, strange noises, higher energy bills, and inconsistent temperatures throughout your home. Solutions typically involve cleaning or replacing air filters, checking refrigerant levels, inspecting electrical connections, and performing other diagnostic tests and adjustments by a professional HVAC technician.