Last week, General Motors announced that it would recall nearly 196,000 Hummer vehicles because simply turning on the heating or cooling system could set the car ablaze. While we reported that federal regulators had received nearly two dozen consumer complaints about the issue over the past seven years, a new report finds that the real number of reported incidents is much higher, and that GM may have continued to put off issuing the recall had it not been for threats of an investigation. [More]