How do you replace rear brake light on a 2004 Mazda 6?

To replace the rear brake light on a 2004 Mazda 6, first open the trunk and locate the access panel on the side of the tail light assembly. Remove the screws or clips securing the panel, then carefully pull it away to expose the rear light assembly. Twist the bulb socket counterclockwise to remove it, replace the old bulb with a new one, and reassemble by reversing the steps. Finally, test the new bulb to ensure it’s functioning properly.