How do you replace sparkplugs on jeep rubicon?

To replace spark plugs on a Jeep Rubicon, first, ensure the engine is cool and disconnect the negative battery terminal. Remove the ignition coil or spark plug wire from each spark plug and use a spark plug socket and ratchet to unscrew the old plugs. Carefully install the new spark plugs, ensuring they are properly gapped according to specifications, and reconnect the ignition coils or wires. Finally, reconnect the battery terminal and start the engine to ensure proper operation.