YOUNTVILLE, CA – Expect General Motors Co. to make more extensive use of laser brazing to achieve high-quality surfaces, says one of the auto maker’s top engineers. “You will see it on the premium products,” says Dave Leone, chief engineer-global vehicle and global rear-wheel-drive and performance vehicles. The process, first used by GM on the Opel Astra and since 2008 on the Cadillac CTS sedan, eliminates the unsightly “ditch” created when two surfaces are joined using conventional ...

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