How do you change daytime running bulbs on 2010 Citroën c5?

To change the daytime running bulbs on a 2010 Citroën C5, first, open the hood and locate the headlight assembly. Remove the cover or access panel behind the headlight to expose the bulb socket. Carefully twist and pull out the old bulb, then insert the new bulb without touching the glass. Finally, replace the cover and ensure the lights function properly.