Gone are when you couldn't start your car's engine without a physical key. Modern vehicles today come with key fobs that are more useful than just starting your car and locking and unlocking its doors ...

A key fob, also called a keyless entry remote or keyless transmitter, controls your vehicle’s locks, trunk and alarm from a distance. Every key fob must be programmed to connect with a vehicle before ...

My mom recently lost the spare set of keys for her 2006 Subaru. The dealer wanted more than $300 to replace the key fob and make a new key. That seemed outrageous, so we started digging into DIY ...

Nowadays, electronic car keys have become the norm, a massive shift from just a few decades ago when anyone with a little know-how could turn over the ignition on a car with some crossed wires and a ...

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 ...

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Wayne Cunningham reviews cars and writes about automotive technology for CNET's Roadshow. Prior to the automotive beat, he covered spyware, Web building technologies, and computer hardware. He began ...