How do you change spark plugs on 2008 Pontiac vibe?

To change the spark plugs on a 2008 Pontiac Vibe, first, ensure the engine is cool and disconnect the battery. Remove the engine cover if necessary, then carefully detach the ignition coil connectors and unscrew the coils to access the spark plugs. Use a spark plug socket and ratchet to remove the old spark plugs, then install the new plugs, tightening them to the manufacturer's specifications. Finally, reattach the ignition coils and connectors, and reconnect the battery.