For the most part, it’s simple. Your car or truck has a battery, it supplies electricity to the bits that need it, and that’s all you care about. Until something goes wrong or you want to do something ...

In the mid '70s, GM began offering its SI-series (Systems Integrated) alternators, which not only delivered more amperage but did away with the externally mounted voltage regulator and its messy ...

Loose or corroded battery terminals restrict electrical power from reaching the rest of the vehicle, making it difficult to start even with a jump. Remove the cables from the terminals and clean them ...

It’s cold. It’s dark. It’s raining. Your reach down and flip on the fog lights. They help but not that much. So you power up the light bar. Yup! That’s the ticket. The stereo is cranked up and life is ...