How do you replace the power antenna on an Infinity I30?

To replace the power antenna on an Infiniti I30, first, disconnect the negative battery terminal to ensure safety. Remove the interior trim panel to access the antenna assembly, then disconnect any electrical connectors and unscrew the antenna from its mounting location. Install the new antenna by reversing the removal process, ensuring all connections are secure, and finally reconnect the battery. Test the antenna to confirm it operates correctly.