The answer to 'how much to replace HVAC repair in my area' is that the cost can vary widely depending on several factors. The typical range for a full HVAC system replacement is usually between $4,000 to $12,000, but the exact price will depend on the size of your home, the efficiency of the new system, labor costs in your local area, and any necessary ductwork or electrical upgrades.
Some key factors that influence HVAC replacement costs include the brand and model of the new system, the complexity of the installation, the accessibility of the existing equipment, and whether you need to replace the entire system or just certain components. It's important to get multiple quotes from licensed HVAC contractors in your area to get an accurate estimate for your specific home and needs.