For the most part, it’s simple. Your car or truck has a battery, it supplies electricity to the bits that need it, and that’s all you care about. Until something goes wrong or you want to do something ...

You turn the key and nothing happens. The thermometer reads 10°F and your dashboard is dead black. Your battery is either ...

You can jump-start a dead car battery by using jumper cables to connect its terminals to the terminals of a functioning car battery or a standalone jump starter kit. However, if you don’t know how to ...