A global race to boost electric vehicle range in cold weather is on. Many electric vehicle batteries lose power when it's very cold. It's something that's long been known by engineers, but thousands of EV car owners are confronting the issue now. Testing show popular models can lose roughly ten to 36% of their advertised range in temperatures below 20°. University of Michigan engineering professor Neil des Gupta. There's really a global race for increasing the performance of these batteries. Engineers say solutions are coming in the next few years. With GM. This is something that we find as extremely important for our customers that oftentimes struggle in cold weather. I'm Julie Walker.