See also:

Dual Tone Multi-Frequency (DTMF) Tones
The Bluetooth system can send numbers and the numbers stored as name tags during a call. You can use this feature when calling a menu-driven phone system. Account numbers can also be stored ...

Check Gas Cap Light
If your vehicle has this light, it will come on if your gas cap is not securely fastened. ...

Checking the Restraint Systems
Now and then, make sure the safety belt reminder light and all your belts, buckles, latch plates, retractors and anchorages are working properly. Look for any other loose or damaged safety belt ...