where gm cars are built?
United States of America
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 Large projects were commenced . The city of Elizabeth was built by the Housing Trust in Adelaide 's north , for the production of GM Holden motor vehicles . Populated mainly by working @-@ class English migrants , it was , before its eventual economic and social decline , a showcase of successful city planning . 

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 Production numbers are sometimes conflicting , depending on how they are calculated and how vehicles are classified , but according to Ward 's , the number of actual autos and duty trucks manufactured in North America for each year , including domestic production intended for export , are represented below : 

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 A total of almost 58 million cars were produced and sold during the 1950s by the American manufacturers . Compared to the total population of the United States by the end of the decade , 179 @,@ 323 @,@ 175 , that is almost one new vehicle for every three living persons of all ages . 

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 GM Holden Ltd , commonly known as Holden , is an Australian automobile manufacturer that operates in Australasia and is headquartered in Port Melbourne , Victoria . The company was founded in 1856 as a saddlery manufacturer in South Australia . In 1908 it moved into the automotive field , before becoming a subsidiary of the United States @-@ based General Motors ( GM ) in 1931 . After becoming a subsidiary of GM , the company was named General Motors @-@ Holden 's Ltd , becoming Holden Ltd in 1998 — the current name was adopted in 2005 . 

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 Holden 's second full @-@ scale car factory , located in Fishermans Bend ( Port Melbourne ) , was completed in 1936 , with construction beginning in 1939 on a new plant in Pagewood , New South Wales . However , World War II delayed car production with efforts shifted to the construction of vehicle bodies , field guns , aircraft and engines . Before the war ended , the Australian Government took steps to encourage an Australian automotive industry . Both GM and Ford provided studies to the Australian Government outlining the production of the first Australian @-@ designed car . Ford 's proposal was the government 's first choice , but required substantial financial assistance . GM 's study was ultimately chosen because of its low level of government intervention . After the war , Holden returned to producing vehicle bodies , this time for Buick , Chevrolet , Pontiac and Vauxhall . The Oldsmobile Ace was also produced from 1946 to 1948 . 
