Certain automatic cars have a D3 written on the gear shift, often found directly below or to the right of D. It's probably something you always skip over and never really thought about while ...

Neutral is handy if you need to move a car that otherwise can't move itself, or in the case of a rare emergency ...

If you've ever glanced at your car's gear shift and noticed an "M", you might have wondered what it means. Automatic vehicles often come with various selector modes to improve the driving experience.