Posts Tagged: why car batteries fail early

How Long Does a Car Battery Last on Average?

Learn how long a car battery lasts and what makes them fail Quick Summary Modern car batteries last 3-5 years, depending on how often you drive the vehicle, in what temperatures, and how long you drive and at what speeds. Battery life is shortened by high heat, lack of use, and undercharging. Battery life is lower in modern vehicles because of increased electrical loads and more heat degradation due to packed engine compartments. M’ll explain all of it in plain English and show you what actions make the biggest difference. … Read More