This 10-second headlight test reveals battery health by checking if lights dim during startup, helping predict failures before you get stranded.

Car batteries tend to die at the most inconvenient moments, so periodic testing is the best way to avoid these troubles. Knowing what causes repeated battery failures can help you stay ahead of the ...

Your car’s battery might seem like a “set it and forget it” part, but when it fails, it can leave you stranded, potentially costing you hundreds of dollars in tow fees or a visit to the mechanic to ...

The Topdon BT200 Battery and Charging System Tester showed up at exactly the right time. I’ve gotten a couple of sporadic check engine lights from a low-voltage code with no noticeable difficulty ...

We may receive a commission on purchases made from links. When you think about your car, the primary power generator in your mind may be the engine. It's true that the engine is responsible for ...

Changing a car battery can be done in just a few steps. Always test the car battery before replacing and be sure to properly dispose of the dead battery.

If you've ever turned the key and heard that dreaded click instead of the roar of your engine, you know just how crucial a reliable car battery can be. Whether you're maintaining a weekend cruiser, a ...

️ Editor's note: We will be updating this article in the coming months to reflect long-term testing. Dead batteries are the silent killers of garage-kept cars. If you store your car for any stretch ...