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 ...

Key fobs are a generally pretty mundane and overlooked piece of automotive paraphernalia. A few decades ago, drivers didn't have a way to remotely unlock their cars, and now it's taken for granted.

The fob for your Chevrolet should work for years, but eventually, the battery will need replacing. When you look at the fob, it might not be obvious how to do this. In some cases, you just slide a ...