Description: 2003-2007. All models. 3/4 ton. Silverado, sierra. With 2 raised body. Express, savana. Without active brake control. 1/2 ton. All models. 1/2 ton. Hydro boost system. Without crew cab. 6,400 gvwr. Without active brake control. 3/4 ton. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors

Description: 2003-2007, without awd, 7300 gvw. Express, savana. 3/4 ton. 2wd. 7300 gvwr. Express, savana. 1/2 ton. 2wd. This part requires programming and/or special setup procedures. GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle Refurbishing is an industry standard practice that returns parts into service rather than scrapping them Tested to ensure they perform to GM specifications