Key fob's can do so much more than you think. They can fold your car's mirrors, roll down your windows, and some even have a secret key inside. Watch our video to learn all your key fob's secrets.

We’ve all been there: you’re fumbling through your bag, searching for your car keys, and then—bam!—you remember your trusty ...

Luckily, automakers have planned for that, and this is one of the secret key-fob features you definitely need to know. “The ...