How To Charge A Car Battery Without A Charger As we said above, the usual go-to option is to ask someone for help. If you're in a parking lot, this shouldn't be too difficult. All you need is the ...

If you can't get your modern car unlocked, it's possible you have a dead battery. But you might actually have a dead key fob instead, which can be just as frustrating.

You usually won't need to go so far as to actually start your engine; simply connecting your car's electrical system to a booster pack or another car with a good battery should allow you to pop ...

The keyless car is a marvel of engineering. But how is it that they can start even when the battery in your key fob goes dead? The answer lies in science.

A dead battery means that, for all intents and purposes, your car is dead, too. (A best-case scenario is you have a portable charger with you, but if not, here's what you can do.) ...

Now drop the battery vertically onto that surface from a height of roughly 8 inches (20cm). Watch what the battery does. A fully charged battery will tend to tip over and stay put.