How do you change coolant reservoir on 2003 jaguar 3.0 s type?

To change the coolant reservoir on a 2003 Jaguar S-Type 3.0, first, ensure the engine is cool and then disconnect the battery. Remove the old reservoir by detaching the hoses and unbolting it from its mount. Install the new reservoir by securing it in place, reconnecting the hoses, and filling it with the appropriate coolant mixture. Finally, reconnect the battery and check for leaks before starting the engine.