Yes, you should schedule AC service annually to keep it working like a well-oiled machine. Your HVAC comes with numerous components that experience wear and tear during usage. Annual maintenance ensures proper oiling of components and troubleshooting for optimal performance.  Not only does it prevent sudden breakdowns, but it also improves the performance and efficiency of your HVAC. Regular maintenance will help you enjoy consistent cooling and power efficiency for a long time.    Not only does it prevent sudden breakdowns, but it also improves the performance and efficiency of your HVAC. Regular maintenance will help you enjoy consistent cooling and power efficiency for a long time.