Item number 15883319 is an original part (OEM Part Number) from General Motors / ACDelco. Part Details * Part Type: Master Power Window and Door Lock Switch (Driver Side / Front Left) - مفتاح التحكم الرئيسي بالنوافذ وأقفال الأبواب (جهة السائق / أيسر أمامي). * Function: Controls the opening and closing of power windows, locking and unlocking of doors, and side mirrors (includes power folding mirrors in some trims). Cross-Reference / Replaces Part Numbers: You may find the same part under several previous or alternative manufacturer part numbers: * 10398564 * 15112971 * 15202850 * 15125142 * DWS-394 (Dorman) Fitment: This part is compatible with GM models from 2003 to 2006 (and some 2007 Classic trims): * GMC: * GMC Sierra 1500 / 2500 / 3500 * GMC Yukon / Yukon XL / Denali * Chevrolet: * Chevrolet Tahoe * Chevrolet Suburban * Chevrolet Silverado 1500 / 2500 / 3500 * Chevrolet Avalanche * Cadillac & Hummer: * Cadillac Escalade / ESV / EXT * Hummer H2 (2003 - 2004 models)