GMC/CHEVROLET: TSB CONTAINS A NOTIFICATION OF AN OWNER'S LETTER. SELECT DOCUMENT SEARCH BUTTON BELOW. IN SOME TRUCKS, THE REAR SEAT ENTERTAINMENT SYSTEM WAS INSTALLED WITHOUT VALIDATION APPROVAL AND WOULD NEED TO HAVE HINGED SCREEN STYLE REAR SYSTEM REPLACED AND REMOVED WITH REVISED INTEGRAL SCREEN. MODEL 2014-15 SILVERADO, SUBURBAN, TAHOE, SIERRA, YUKON. *PE
