The answer to 'preventive maintenance repair cost' is that the cost can vary widely depending on several factors. Preventive maintenance and repair costs for HVAC systems are influenced by the age and condition of the equipment, the complexity of the repairs, the cost of labor and parts in your local area, and whether you need a full system replacement versus minor repairs.
In general, you can expect to pay anywhere from a few hundred dollars for basic tune-ups and maintenance up to several thousand for major component replacements or system upgrades. Getting quotes from multiple local HVAC contractors is essential to understanding the typical costs in your area and finding the best value for your home.