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 ...

Key fob batteries always seem to die at the worst times. Learn a simple way to test a coin cell, plus which results you'll need to look for.

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 ...

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 ...

You try to turn on your car, and it just won’t start. Maybe the dashboard doesn’t even light up. A likely cause: The 12-volt battery is dead. All cars lose a little battery power when parked. If you ...

Parasitic drains can be extremely annoying, but they're not impossible to identify. Here are some ways to find a parasitic drain in your car.

Modern car batteries are typically sealed and maintenance-free, but extreme heat can shorten their lifespan. It is crucial for vehicle owners to address any open safety recalls, which can be checked ...