How do you change rear bulb on a vauxhall vectra estate 55 plate?

To change the rear bulb on a Vauxhall Vectra Estate (55 plate), first, open the rear hatch and locate the access panel on the inside of the rear light assembly. Remove the panel by unclipping it, then twist the bulb holder counterclockwise to release it. Replace the old bulb with a new one, ensuring it is securely fitted, and reassemble the access panel. Finally, test the new bulb to ensure it is working properly.