How do you change rear light bulbs on a volvo s80?

To change the rear light bulbs on a Volvo S80, first, open the trunk and locate the access panel on the side of the light assembly. Remove the panel by unscrewing or unclipping it, then disconnect the wiring harness from the bulb holder. Twist the bulb holder counterclockwise to remove it, replace the old bulb with a new one, and reassemble by reversing the steps. Ensure the new bulb is securely in place before closing the access panel.