* Check Engine Light: This usually requires a diagnostic scan tool to identify and clear the trouble code. There's no button to simply reset it.
* Trip Odometer: This typically has a button on the instrument cluster itself, often near the odometer. Consult your owner's manual for the exact location and procedure.
* Radio presets: The radio itself will have buttons to reset its memory.
* Other electrical systems: Most other electrical issues require troubleshooting and possibly replacing a faulty component, not simply pushing a button.
To get a helpful answer, please specify *what* you are trying to reset.
