GM is ditching its one-size-fits-all Ultium battery system and adopting other cell formats

GM is charting a course away from its Ultium battery system . The company is dropping that standardized approach in favor of a wider range of battery cell chemistries and physical formats. The automaker had hoped that, by adopting a unified system across all of its EVs as well as other products , it would be able to reduce costs and ship them faster. The plan was to pack the flat pouch-style Ultium cells into a variety of modules depending on what was needed for each EV. Things haven't gone smoo...