Have you ever wondered how Detroit Diesel became what it is today. Detroit Diesel Corporation produces diesel and alternative fuel engines for use in trucks, buses, commercial and recreational boats, military, and so on. This is how Detroit Diesel has progressed over the years with engines and the help of other distributors and dealers. The story of Detroit Diesel began in 1938 just as World War II was heating up. In the same year, General Motors formed the GM Diesel Division, the ancestor of Detroit Diesel. It was an epic period in which a tradition of strength, quality and reliability was born. (Detroit Diesel) After the war ended, GM Diesel recognized growing opportunities in the over-the-road truck market. In 1957, GM Diesel introduced the Series 57 and Series 71 for both highway and off-road use. They also began to focus on developing a worldwide distribution network of independent, authorized distributors and resellers to provide parts and service. In 1965, GM Diesel became the Detroit Diesel Engine Division. In 1970, General Motors consolidated the Allison Division's closely related transmission and gas turbine business to form the Detroit Diesel Allison Division. (Detroit Diesel) By the 1980s, Allison's Detroit Diesel Division had lost most of its market share to Cummings Engines. . Their engines did not run well and they lost many customers. In 1987, GM began looking for a buyer to take over the division. In 1988, a joint venture between Penske Corporation and General Motors created Detroit Diesel. Penske revived Detroit Diesel and in 1992 the company recovered and in 1993 achieved a net profit of more than $20 million. history that dates back to the 1930s. They also have the most fuel-efficient engines that are serviced through a worldwide network of more than 800 authorized locations worldwide. Works Cited “Detroit Diesel Corporation – Company History.” Find financing with banks, investors and other funding sources | FundingUniverse. Network. 01 February 2012. "Detroit Diesel - Classic Engines." Detroit. Network. February 2, 2012. "Detroit Diesel - 60 Series Heavy Duty Diesel Engine." Detroit. Network. 02 February 2012. "Detroit Diesel - History." Detroit. Network. 02 February. 2012. .