When a smart key fails, it’s often a dead battery. Learn how to access your car and start it, plus tips for a permanent fix.

Cars with remote keyless entry and push-button start systems are vulnerable to various digital car theft tactics. Here's how ...

Like anything powered by a battery, a car key fob can die—often at the worst time. Here’s how to change the battery in your key fob quickly and safely. Check your battery type. Most fobs use small ...

You may know the signs of a key fob with a bad battery: having to press the button multiple times or getting close to the car for activation to kick in. Sometimes the functions engage, and at other ...