How do you reset check engine light on 2003 jeep liberty sport?

To reset the check engine light on a 2003 Jeep Liberty Sport, you can use an OBD-II scanner to clear the trouble codes stored in the vehicle's computer. Alternatively, you can disconnect the negative battery terminal for about 15 minutes, then reconnect it, which may also reset the light. However, if the underlying issue isn't resolved, the light will likely come back on. Always ensure to address any diagnostic trouble codes before resetting the light.