Your car can tell you what it's up to under the hood—you just need the right tools to understand what it's saying. Hardwire yourself into the brains of your car with these 10 OBD-II apps and devices.
It’s easy to tell when a battery is dead. But engineers who want to build better batteries can’t see inside them to study the finer points of chemistry without cutting them open and ruining them.
A maze of wires and computers is the key to your vehicle's deepest secrets. The Controller Area Network, or CAN, is incredibly complex, but here's what drivers should know about how it keep your car's components connected.
