Key Takeaways GM and LGES will upgrade Spring Hill to produce lithium-iron phosphate EV battery cells. LFP cells cost less than nickel-based ones and offer safety, longevity, and growing range parity. The LFP upgrade supports GM's EV expansion alongside new Bolt and Silverado EVs using this tech.General Motors Company (GM) and LG Energy Solution’s (LGES) joint venture, Ultium Cells, is upgrading its Spring Hill, TN, plant to manufacture more affordable electric vehicle (EV) battery cells. These new batter ...

GM said Monday it is working with joint venture partner LG Energy Solution to upgrade its Ultium battery factory to make lithium-iron-phosphate cells for the automaker’s low-cost EVs.The factory’s overhaul will give LFP production in the United States a significant boost. Despite being invented and commercialized in the U.S., today the vast majority of LFP cells are currently made in China. The $2.3 billion Spring Hill, Tennessee, battery plant is part of the Ultium Cells LLC joint venture between the auto ...