 Holden chairman Denny Mooney announced that the G8 is imported from the Elizabeth, South Australia plant, South Australia for the life cycle of the car, but refused to comment on possible future production at GM's Oshawa, Ontario facility.At the 2007 Chicago Auto Show, GM Global Chairman Bob Lutz announced that the G8 was expected in US Pontiac dealerships in "early 2008".On 4 July 2007 the first Pontiac G8 prototypes rolled out of the Elizabeth assembly plant in Australia.