How do change o2 sensor on 2006 Saturn Ion?

To change the oxygen sensor on a 2006 Saturn Ion, first, ensure the vehicle is cool and disconnect the negative battery terminal. Locate the O2 sensor, which is typically near the exhaust manifold or catalytic converter. Use a socket wrench to carefully remove the old sensor and replace it with a new one, ensuring it’s properly tightened. Finally, reconnect the battery and check for any warning lights on the dashboard.