General Motors

General Motors Corp. will discontinue its Quadrasteer 4-wheel steering technology as an option on fullsize pickups and SUVs by the end of the '05 model year, Ward's learns, and the feature will not appear on the next-generation GMT900 fullsize vehicles, which begin production next year. Quadrasteer, developed by Delphi Corp., was an expensive option that was extremely popular with a small number of

byTom Murphy and Brian Corbett