High Quality Content by WIKIPEDIA articles! The Holden Commodore is an automobile manufactured since 1978 by the Holden subsidiary of General Motors (GM) in Australia, and, formerly, in New Zealand. In the mid-1970s, Holden established proposals to replace the long-serving Kingswood nameplate with a smaller, Opel-based model. Opel continued to provide the basis for future generations until the launch of the fourth generation in 2006, which deployed an Australian developed platform.