Not all cars are meant to be driven every day. If you own a special vehicle, such as a classic or sports car, you probably keep it tucked away somewhere until you're in the mood to take it for a spin.

Q. I want to replace my 2019 Toyota Avalon’s car battery. By taking the cables off I will lose not just the radio stations but all electronics. Or do I have to use another power source to the cables ...

Your car’s battery is its lifeline, keeping everything from the ignition to essential electronics running smoothly. But like any critical component, it needs care and attention to avoid unexpected ...