How do you manually reset the check engine light on 2005 Jeep Grand Cherokee Limited?

To manually reset the check engine light on a 2005 Jeep Grand Cherokee Limited, you can disconnect the battery by removing the negative terminal. Leave it disconnected for about 15 minutes to clear the vehicle's memory. After reconnecting the battery, the check engine light should be reset. However, if the underlying issue that triggered the light is not resolved, the light may come back on.