The reality is that like almost every component under the hood, a car battery has a finite lifespan and will conk out on you eventually. Weather conditions, corrosion, electrical shorts, charging ...

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 ...

What's the one tool every EV and hybrid mechanic should own because it literally saves lives? The answer is, of course, the ...