Porsche and Lincoln Top J.D. Power's 2010 Dependability Study, Cadillac DTS Has the Fewest Problems in the Industry

J.D. Power & Associates' latest vehicle dependability study says most cars are getting better. In fact, J.D. Power tests showed that 25 of 36 brands (69%) improved their long-term durability. Reported problems decreased from an industry average of 167 per 100 vehicles last year to the current 155 (+7% in reliability).The study, which measures problems experienced by original owners of