How do you reset check engine light for yukon?

To reset the check engine light on a Yukon, you can use an OBD-II scanner to clear the error codes. Alternatively, you can disconnect the negative battery cable for about 15 minutes, which will reset the vehicle's computer. After reconnecting the battery, start the engine to see if the light remains off. However, if the underlying issue isn't resolved, the light may come back on.