Enlarge / The Chevrolet Blazer was pulled from sale almost immediately after our first drive in December. Now it's back on sale—with a price cut. (credit: Michael Frank) General Motors appears to have solved the problem that was holding back the production of its Ultium-based electric vehicles. These are now rolling out of factories—you can expect to read about the new Silverado EV tomorrow and the (allegedly affordable) Equinox EV next week, to name but two.