Consumer Reports has no financial relationship with advertisers on this site. Consumer Reports has no financial relationship with advertisers on this site. The days of replacing a car key by having an ...

In a world in which new cars now cost upward of $50,000 on average, annual maintenance bills are creeping up to four figures, and such outlays don't seem to be getting cheaper any time soon, a ...

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 ...

How Does Your Key Fob Work? The key fob uses wireless technology with a frequency of 433 MHz. There are receivers/transmitters on the vehicle and the key, so they can communicate with each other. This ...

Starting your vehicle these days involves considerably more technology than in the days of simply inserting and turning a mechanical ignition key. The physical key has given way to push-button start, ...