“The cost to replace the latest key fobs can run anywhere from $50 to as high as $400 depending on the brand,” says Consumer Reports automotive analyst Mel Yu. And that’s just for the fob.

And that’s just for the fob. Add another $50 to $100 to get replacement fobs programmed to work with your car and to have a new mechanical backup key made. The key fobs for European cars and ...

But maybe you’ve experienced the downside: The cost to replace the latest key fobs can be as much as $400 depending on the brand. Then add another $20 to $130 to program it to work with your car.

New key fobs must be programmed with codes that the vehicle has to read before it unlocks the door or allows starting the engine.

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.

If the battery in your car key fob has died, here's how to replace it – including the type of battery you'll need and the cost involved.

How exactly do you swap out the battery on your key fob? In this piece, we’ll walk you through how to change the key fob battery for a specific vehicle - the Toyota Prius. Read on to learn more.

How to Replace Your Car's Key Fob Consumer Reports looks at what you should know before heading out to find an expensive new key fob.

Learning how to change the battery in a Toyota key fob isn't difficult. Whether you have a new or old model, we'll show you how to do it step by step.

Of course, all hope is not lost because this usually just means the battery in your key fob has died and needs to be replaced. And there's no need for a trip to the dealership to do it as it’s ...

But maybe you’ve experienced the downside: The cost to replace the latest key fobs can be as much as $400 depending on the brand. Then add another $20 to $130 to program it to work with your car.