Ford Motor Co., Toyota Motor Sales U.S.A. Inc. and American Honda Motor Co. scored the biggest victories among mainstream automakers in the latest reliability score card from J.D. Power and Associates.
All three of Ford's domestic brands finished among the top eight in Power's annual study of how well vehicles hold up after three years of ownership. Toyota-Lexus and Honda-Acura also placed in the top 10 of the Vehicle Dependability Study. Porsche topped 2009 co-winners Buick and Jaguar to rank No. 1.
In all, 25 of 36 vehicle brands scored fewer problems than they did a year earlier, continuing a long-term pattern of improvement.