1. Press and hold the "OK" button on the instrument panel.
2. While holding the "OK" button, turn the ignition key to the "On" position.
3. Release the "OK" button.
4. You will see the "Service Now" message and a wrench icon.
5. Press and hold the "OK" button again until the "Service Now" display goes away.
Your service now display should now be reset.
Note: If you see an "Oil Change" message instead of a "Service Now" message, the procedure is the same.