Trailblazer 2005 motor 5,3/6,0 L 12597191 ""Programado para tu VIN"" ECM
SSR, Trailblazer, Trailblazer EXT, Trailblazer SS, Corvette, Saab 9.7x, Isuzu Ascender. You will need access to a scan tool capable of doing this procedure to do this and clear any related trouble codes (Code P0315).