Boeing Battery Tests Said to Be Boosted as Carmakers Help
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Boeing Co.’s supplier of lithium-ion batteries for its 787 Dreamliners tightened quality checks after the planemaker sought advice from other companies that use the technology, said five people with knowledge of the matter.
Boeing tapped Ford Motor Co., General Motors Co., General Electric Co., United Technologies Corp. and others to provide expertise after battery faults grounded the global 787 fleet on Jan. 16, said the people, who asked not to be identified as they aren’t authorized to speak publicly.