General Motors Corp.'s U.S. vehicle divisions are preparing interactive programming to go up on a unified World Wide Web site. GM subsidiary Electronic Data Systems has put together the technological hardware for the site, said executives familiar with GM's plans. GM's Cadillac and Saturn units already have their own Web home pages. Meanwhile, GM's U.K. subsidiary Vauxhall Motors will announce its Web site in an Aug. 22 press briefing with its agency Lowe
Howard-Spink, London, and IBM Corp.