Your car key fob is a small but mighty device. Have you ever wondered what would happen if it died while you were, say, at the grocery store? How do you start your car (or even get into your car!) ...

Read more: 6 Fastest Buicks Ever Made, Ranked By Top Speed Of course, programming a key fob won't take all day — but it's not a quick fix either. The time required to reprogram these devices ...

The great news for car owners is that electronic key fobs make your vehicle much more difficult to steal than in generations past. On the other hand, they also introduce new components that can be ...

provide and program new fobs on-site. To avoid this stressful scenario in the future: Replace your key fob battery at least once a year. Keep a spare battery in your glovebox or wallet.

Regardless of how many times you press the button or smack the key fob against the palm of your hand, the doors won't unlock. Of course, all hope is not lost because this usually just means the ...