How do you replace 2007 Toyota Avalon 3rd brake light?

To replace the third brake light on a 2007 Toyota Avalon, first, open the trunk and locate the plastic cover that conceals the brake light assembly. Remove the cover by unscrewing or unclipping it, then disconnect the electrical connector from the old light assembly. Next, remove the old brake light by unscrewing or pulling it out, and install the new light by reversing the process. Finally, reconnect the electrical connector and replace the plastic cover.