The days of replacing a car key by having an inexpensive blank copied and cut at a hardware store are pretty much over. Most new cars today come either with a push-button start system or keyless entry ...

Car key fobs have quietly become one of the most expensive things you own and some now cost over $1,000 to replace.

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. Physical keys used to be standard, but today’s ...

Ever lose a car key, or have one go bad after a few years? You probably dreaded asking the dealer for a new one, worried about the cost, with some keys and fobs costing $300 or more. But you now have ...

Tesla’s current key fob looks cool because it’s shaped like a car, but otherwise, it’s a pretty basic unit — it runs at 315MHz, as many wireless key fobs do, and doesn’t offer any particularly ...

Long gone are the days of having to use an actual key to unlock your car doors. Modern vehicles typically come with a remote key fob — a term with an interesting backstory — allowing you to lock and ...

Look in your pocket, purse, bag, or junk drawer and chances are you’ll find a key fob. The basic ones lock and unlock your car’s doors. The fanciest do much more. No matter which kind you have, ...

Physical keys used to be standard, but today’s cars often have a key fob instead, either built into the key or as a separate remote. Of the many uses for your key fob, it can lock, unlock and even ...