“Some are complaining about trim pieces falling off.” “I’ve been digging through individual customer complaints, and some people are talking about the driver’s window falling out of the track,” he said. With these trucks, owner complaints covered an assortment of issues. “This is a really big thorn in Chevrolet and General Motors’ side, because these are such big sellers,” Jake Fisher, director of automotive testing at Consumer Reports, said in a telephone interview. The popular Chevrolet Silverado and GMC Sierra pickups were substantially redesigned for 2014. Of 28 brands in the study, Chevrolet ranked 21st, slipping four places, and GMC was 19th, down 10 places. G.M.'s other brands finished in the lower half of the rankings, seemingly dragged down by problems with full-size pickup trucks. brands, only Buick finished in the top 10, moving up to sixth place from 16th last year. Scores improved for Ford and Lincoln, but Chrysler’s brands were near the bottom of the heap. For a second consecutive year, General Motors had the most reliable brands among the Detroit automakers. Lexus again led the rankings from owners who participated in the survey, followed by Toyota, Mazda, Honda, Audi, Buick, Subaru, Scion, Porsche and Kia - meaning that, once again, Japanese brands made a strong showing. The report attempted to predict the reliability of 2015 models currently in dealer showrooms by evaluating models from past years.

Problems with in-dash electronic systems are a “growing reliability plague” for many automakers, Consumer Reports said in its latest Annual Auto Reliability Survey.

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