How do you change the spark plugs in a 2000 suzuki grand vitara?

To change the spark plugs in a 2000 Suzuki Grand Vitara, first, ensure the engine is cool. Remove the engine cover if applicable, then disconnect the negative battery terminal. Carefully detach the ignition coil or wire from each spark plug, use a spark plug socket and ratchet to remove the old plugs, and install the new ones with the appropriate gap. Finally, reconnect the ignition coils or wires and the battery terminal, and start the engine to ensure proper function.