Most Reliable Luxury Car

Most reliable (Best score first)

2006 Lexus LS

Infiniti M*

Least reliable (Worst score first)

Cadillac STS (V8)

2006 Mercees-Benz S-class

Mercedes-Benz CLS*

Mercedes-Benz E-class sedan

BMW 7-series

Jaguar S-type

2007 models unless otherwise noted.
*Predicted reliability based on only one model year.

Source: money.cnn.com