A car battery is a crucial component that plays a vital role in the operation of a vehicle. Its primary function is to provide electrical energy to start the engine and power various electrical ...

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 ...

The Interstate MTX-94R/H7 AGM is part of the Car Batteries test program at Consumer Reports. In our lab tests, Car Battery models like the MTX-94R/H7 AGM are rated on multiple criteria, such as those ...

Car batteries last for a few years, and they'll make it clear when you need a new one. How can you tell if it's time for a ...

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 ...

️ 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 ...

Life test measures how a battery endures repeated charge-and-discharge cycles at hot-climate engine-compartment temperatures. The more cycles endured while maintaining a higher voltage, the higher the ...

Independent workshops will expand their EV aftersales capabilities after Generational made its battery health testing ...

DETROIT — The label with the circle containing the letters "UL" in black and the word "certified" stuck on the back of countless electric appliances for more than a century may be coming to electric ...