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.

Mass air flow sensors fail most often in cars but a $20 air filter replacement every 12,000 miles prevents the $250-400 repair bills most drivers face.

After the highway shutdown, the Phillips family is done. They’re suing Jeep for the problem and asking for their money back. PJ says, “This is a family car and it’s unsafe, and I’m doing what’s best ...