Lexus, Porsche, Toyota, Buick: America's most dependable brands

In the market for a car--maybe one that's a little gently used? You're in luck: this week, J.D. Power published its 2017 Vehicle Dependability Study, showing which brands are likely to cause the fewest headaches down the road.  The Dependability Study is a bit like Power's equally popular Initial Quality Study, which is typically issued in June. Both studies assess real-world data from America's registered drivers about the problems they've had with their cars, trucks, and SUVs. The differe