A jump start uses a working battery to supply enough current for the starter motor, then lets the alternator recharge the ...

Installing a new car battery might seem straightforward, but connecting it incorrectly — usually by swapping the positive and negative cables – can cause major damage. A backward connection directs ...

You try to turn on your car, and it just won’t start. Maybe the dashboard doesn’t even light up. A likely cause: The 12-volt battery is dead. All cars lose a little battery power when parked. If you ...