Although your vehicle's battery is essential to its operation, it's also easy to forget about—or at least take for granted—when everything is running smoothly. That, of course, changes when your ...

We earn commissions from purchases you make using links in our articles. Learn more. The alternator is a device that keeps your car’s electrical system running once the engine is on. It’s essentially ...

Cold snaps are brutal on car batteries, and weak 12-volt units are the number-one cause of winter breakdowns in the UK.¹ A ...

Your car won't start for the second day in a row. You ask your neighbor for a jump (again) and head off to work — late, of course. You come to the conclusion that it has to be the battery or the ...

The battery on my daughter's 2010 Toyota Aygo keeps going flat if she doesn’t use the car for two or three days. She took it to a auto electrical shop and they said they couldn’t find a fault and that ...