How do you replace the power antenna mast on a 1996 Mitsubishi 3000 GT hardtop convertible?

To replace the power antenna mast on a 1996 Mitsubishi 3000 GT hardtop convertible, first, disconnect the negative battery terminal to ensure safety. Remove the interior panel or trim that covers the antenna assembly, then unscrew any bolts or fasteners holding the antenna in place. Once exposed, carefully pull the old mast out and replace it with the new one by following the same steps in reverse. Finally, reattach the panel and reconnect the battery.