DETROIT—Ford Motor Co., which turned in one of its most profitable years ever in North America in 2012, said it plans to hire 2,200 salaried workers in 2013, primarily in product development, manufacturing and information technology.

The planned increase in white-collar workers is the largest in more than a decade, the Dearborn, Mich., auto maker said in a statement. The company currently has roughly 28,000 salaried employees in North America.

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