Your car may show signs that your battery is starting to fail. Clicking noises when you turn on the vehicle, or problems with dim lights while driving at night, usually mean your battery is having a problem. In a few steps, you can check your vehicle battery at home, even if you don't have testing equipment.
Try turning on your lights and leaving them on for ten minutes. Now turn on your vehicle and pay attention to the brightness of the headlights. If your lights get dim, your battery is not passing the load test. Your battery should be able to handle powering your headlights for ten minutes, without an issue.
If you note problems with your battery, bring it to Volkswagen of Sioux City in Sioux City, IA to have a technician look it over. If you need a new battery, you will have options. A new battery can be installed so you won't worry about breaking down.