The Silverado pickup has been in the works for seven long years. It could deliver up to $6 billion in profit -- a year.
By Doron Levin
FORTUNE -- For General Motors Co., every new vehicle model consumes gobs of capital and must return a profit. But GM's new Silverado pickup truck is in a league of its own. It is the single-most consequential vehicle in GM's financial turnaround.
Seven years in MORE