How do you install a center mounted brake lamp in a 1995 jaguar xj6?

To install a center mounted brake lamp in a 1995 Jaguar XJ6, first, access the rear deck by removing any necessary trim or fasteners. Disconnect the old lamp assembly if one is present, then connect the new brake lamp to the wiring harness. Secure the lamp in place, ensuring it is properly aligned, and reattach any trim or panels removed during the process. Finally, test the brake lamp to confirm it functions correctly.