IQS

When it comes to luxury-car quality, taste often plays as big a role as fact, but J.D. Power tries to boil the issue down to a simple metric: problems per 100 cars. The resulting ranks are dubbed the Initial Quality Study, and used to guide consumer decisions. As usual, Lexus rates at the very top, but this year Cadillac has shot up the charts, beating out some of the German competition. The overall initial quality title went to Lexus with its brand-wide average of just 84 problems per 100 cars, though the Lexus LX led the way for the whole industry with just 52 problems per 100 cars. Lexus's...