With a key fob programmer, you can program your new key and reprogram faulty key fobs. Our experts have researched Amazon to discover the most popular key fob programmers in the automotive market.

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

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.

Two suspects have been arrested after stealing a car. During that arrest, officers say they discovered a key programming tool.

Some key fobs have many features built in that owners may not even be aware of. Here's our guide to hidden key fob features.

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.

Experts say car key fob hacks could become the latest theft tool for cyber-savvy car thieves Recent reports have raised concerns about ability for a vehicle hacks.