These symbols, often called "idiot lights," are aimed at being easy to understand. But for many drivers, young and old alike, it's not that easy.

Uh-oh. A warning light has turned on in your car. What should you do? Thankfully the Car Doctor, John Paul from AAA Northeast, has the answers.

Q: The red brake warning light stays on even though I just put on new pads, front and back. A message on the dashboard says "check stabiltrac" and "check traction control," even though I just had ...