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 ...

Moderate drop: Indicates partial aging — monitor closely and retest soon. Severe drop or collapse: The battery is nearing end-of-life or has an internal fault. Tracking battery load test results helps ...

Cold weather kills car batteries fast. If yours is 3+ years old, watch for these warning signs before you're stranded. Here's how to spot a failing battery ...