 Of the 22 drivers on the starting grid, four made their debut.The 1999 Championship Auto Racing Teams (CART) champion and 2000 Indianapolis 500 winner Juan Pablo Montoya joined the Williams team to partner Ralf Schumacher, replacing Jenson Button, who was loaned to the Benetton team on a two-year deal.At the Arrows team, International Formula 3000 (IF3000) participant Enrique Bernoldi replaced Pedro de la Rosa, who lost his race seat and signed to the Prost team as test and reserve driver.