How do you change side lamp bulb on citroen c8?

To change the side lamp bulb on a Citroën C8, first, open the bonnet and locate the headlight assembly. Remove the relevant cover or use a screwdriver to access the bulb holder. Carefully twist the bulb holder counter-clockwise to release it, then pull out the old bulb and replace it with a new one, ensuring you do not touch the glass part of the new bulb. Finally, reassemble the bulb holder and cover, and test the light to ensure it works.