Shares of General Motors Co. GM, -2.62% took a 2.5% dive in midday trading Wednesday, even as the automaker said it sold 2.6 million vehicles in the U.S. in 2023, up 14% from a year ago and enough to lead the industry in total sales. GM said it grew market share by 0.3 percentage points in 2023, and said electric vehicle sales increased 93% to 75,883 EVs. While all of GM’s brands saw sales increase in 2023, the fourth quarter wasn’t as strong. During the last quarter, Chevrolet sales eased less than 1%, Ca ...