The alternator is responsible for charging the car battery and powering all the car's onboard network consumers. If it fails or is unstable, the battery will either not be charged or start discharging ...

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 ...

If you are shopping for a new or used car, USA TODAY Cars offers these tips to make the most of your test drive. First, said Matt Smith, head of Consumer Insights for car shopping site CarGurus, ...