The average car battery has a lifespan of about three to five years. Proper maintenance and care can make a big difference if ...

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 ...

Shopping for a car battery? Read about types, features, and other must-know topics in our car battery buying guide to make an ...

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 ...