High-voltage batteries are expensive to replace. Here's what to know if you're wondering how long yours will last.

John Paul, AAA Northeast's Car Doctor, answers a question from a reader with an 11-year-old battery that’s still working. The Car Doctor answers a question from a reader with an 11-year-old battery ...

Your car's battery might not be something you think about daily, but it plays a huge role in ensuring everything runs smoothly. Without it, you're not going anywhere. It powers almost everything in ...

Car batteries can sometimes catch you off guard, leaving you stranded when you need them most. But it doesn't have to be this way. There are things you can do to extend your car battery's lifespan, ...

EV battery degradation is almost a non-issue, a new study found. On average, a modern EV's battery degrades by 1.8% per year. Most batteries can last 20 years or more. The high-voltage battery pack of ...