Testing your battery regularly will prevent a dead battery from ruining your day. There’s only one way to answer the question, “Is it my battery, or something else” when your car won’t start: Hook up ...

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 ...

When your car doesn’t start, often a low or dead battery is the culprit. Unfortunately, most vehicle owners do not check their battery until it fails. As preventative maintenance, the suggested best ...

A battery load tester can perform all kinds of analysis, from warning you of low charge to identifying potential faults in your alternator. Regularly checking your battery highlights problems before ...

️ 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 ...