How do you change a body control module in a 2003 Hyundai tiburon?

To change the body control module (BCM) in a 2003 Hyundai Tiburon, first disconnect the negative battery terminal to ensure safety. Locate the BCM, which is typically found under the dashboard or near the fuse box. Remove the mounting screws and connectors to take out the old module. Install the new BCM by connecting the wiring harness and securing it with screws, then reconnect the battery and test the system for proper functioning.