How do you remove the body control module from a 1999 Yukon Denali?

To remove the body control module (BCM) from a 1999 Yukon Denali, first disconnect the negative battery cable to avoid any electrical issues. Then, locate the BCM, which is typically found under the dashboard on the driver's side. Remove any screws or bolts securing it, disconnect the wiring harnesses attached to the module, and carefully pull it out. Make sure to take note of the connections for proper reinstallation of the new BCM.