How to change out spark plugs on a 2002 suzuki aerio sx.?

To change the spark plugs on a 2002 Suzuki Aerio SX, first ensure the engine is cool and disconnect the negative battery terminal. Remove the engine cover if necessary, then locate the spark plug wires or coils and carefully detach them. Use a spark plug socket and ratchet to remove the old spark plugs, then install the new plugs, ensuring they are properly gapped. Reattach the wires or coils and reconnect the battery terminal to complete the process.