Automaker saying it's dealers sold just over 207,000 cars and trucks in february, that's a huge increase, driven largely by sales of some newer models from small cars, some of those small cars coming from designs, those trying to amortize the investors on the global platforms they have been developing. also heavy duty pick-up trucks up for gm, heavy duty pick-up trucks having a high profit margin. gm boosted some incentives along the way as well, such as low interest financing. they also had some lease deals, buy up to four vehicles during january and they continue that deal up through next mo...