Official LinkedIn page for General Motors Defense. GM Defense delivers integrated vehicles, power and propulsion, autonomy, mobility and security solutions across the full spectrum of automotive and power applications in global aerospace, defense and security markets. The exceptional reliability of GM Defense’s technologies results from decades of proven performance and billions of dollars spent in independent research and development by its parent, General Motors, a world leader in global design, engineering and manufacturing capabilities. With more than 180,000 employees globally, GM sold 7.7 million vehicles on six continents in 2019, generating $137 billion in revenue.