Porsche is the top performer in an annual survey of new vehicle quality.
J.D. Power questioned more than 83,000 U.S. car owners about problems with their 2013 vehicles in the first 90 days of ownership.
In the results released Wednesday, Porsche, GMC, Lexus, Infiniti and Chevrolet owners reported the fewest problems. The worst performing brands were Scion, Fiat, Mitsubishi, Nissan and Mini.