Consumer Reports no longer updates this product category and maintains it for archival purposes only. It used to be that a set of jumper cables (and an obliging fellow motorist) or a call for roadside ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? After several years of playing second fiddle to electric vehicles, hybrids are ...

Loose or corroded battery terminals restrict electrical power from reaching the rest of the vehicle, making it difficult to start even with a jump. Remove the cables from the terminals and clean them ...

Portable jump starters have become an essential part of modern car care and support kits, offering a reliable solution for dead car batteries without the need for another vehicle or professional help.

We earn commissions from purchases you make using links in our articles. Learn more. A jump starter can pay for itself the first time that you use it, without waiting around for a tow truck. Between ...

The average car battery lasts between three and five years, and they don't always give you signs that they're about to quit on you. This means that, at some point, you're likely to end up needing to ...

️ Editor's note: This product category requires new testing about once a year. We'll update this article with the most recent information when it's available. This article was updated in December 2025 ...

If you forget to turn off your ignition or headlights, or you live in a very cold climate, or have an alternator that’s going bad, a dead battery is almost inevitably in your future. I keep a set of ...