The battery is perhaps the most important aspect of your car that's always overlooked, and these five are notably ones you'll ...

Learn how to make your car battery last longer with this expert advice from CR. These simple steps will catch any battery ...

Overview A car battery is critical for starting your vehicle and reliably powering its electrical systems.In 2025, top battery brands focus on durability, maint ...

To help our members make a smart decision about replacing their car battery, Consumer Reports tests more than 100 individual car batteries in our lab every year. And not just once—in fact, we test ...

If your car is going to be sitting idle this holiday season while you travel, you risk coming home to a dead battery. You can prevent that battery from draining by using a trickle charger or battery ...

Some early-model 2025 Ioniq 5s may experience charging issues. Don't worry, though: The fix is usually a free battery ...

️ Editor's note: This article was updated with new information in December 2025. Dead batteries are a predictable reality for any car that spends more time parked than driven. Battery discharge does ...

If your car battery fails during winter, knowing what to do can save time and frustration. First, ensure safety by moving the ...

Every single component within your vehicle relies on the battery to function correctly. But how do you know just how good of a battery you have? Easy! You familiarize yourself with the ampere-hour ...

The 12-volt battery is one of the least complex components in modern vehicles but one of the most crucial. If it’s not in good condition, the engine won’t start, nor can any of the vehicle’s fancy ...

Every battery needs a 12-volt car battery, even that newfangled electric car you're driving around. 12-volt car batteries continue to be the biggest part of the $100-billion auto battery market, and ...