 The production of rear-wheel drive cars at Buick's Hamilton Avenue plant ended.After gutting the interior, installing robots (and other retooling), and the construction of a new body shop and just-in-time delivery docks, Buick City began building front-wheel drive vehicles in 1985.Buick Motor Division became a marketing and public-relations entity in 1984, when the Buick-Oldsmobile-Cadillac Group (BOC) was created and took over engineering and assembly control from Buick, Oldsmobile, Cadillac and the GM Assembly Division.