“The fob has become a critical part of the security of the car,” he said. The average price for an Audi key fob replacement, including programming, is $500, we were told.

Locksmiths might not be able to program fobs for every brand. Another option is to buy a key fob online and then have it programmed at a dealership or by a locksmith.

Just know that most customer-programmable key fobs will require two current working keys in order to program the new one. RELATED: How to replace your key fob | Your key fob may have hidden features ...

If your car's smart key dies on you, it's still possible to unlock your car and start the ignition without replacing the key's battery immediately.

If you find yourself locked outside your Lexus with a dead key fob in your hand, don't panic, since there is a way to save the situation ...

Like anything else relying on a battery, you car key fob can die—often at the worst time. Thankfully, these batteries are easy to replace.

Batteries fade and die over time, but but changing the cell in your Chevrolet key fob doesn't have to be difficult.

When was the last time you put a key into your car’s ignition? If you’re one of the millions of drivers using a key fob to start your car, you might have trouble remembering.

The key fob is your lifeline to your car, letting you unlock the doors and set off the alarm, at a minimum, but how can you ...

Your car's key fob is totally hackable, but there's a simple way prevent potential break-ins and theft.

Do you get a warning message on the screen that the battery in the remote control key fob needs replacing when starting your car? This wireless technology needs the power to work. If you’d like to ...