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 ...

We rank the top 10 car battery brands in the US for 2026 based on consumer reports and independent testing data.

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 ...

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 ...