TRANSMISSION IDENTIFICATION ASSEMBLY CODE TO TRANSMISSION H 1986 GBA MES 6BB ME9 SBD ME9 6BH ME9 1987 VFBH ME9 VFJH ME9 7FSH ME9 7HAH ME9 7HCH M ME9 1988 BFJH ME9 BBTH ME9 8FSH ME9 8FBH ME9 1989 9WRH ME9 9BHH ME9 QBTH ME9 9BXH ME9 QWUH ME9 1990 OWMH ME9 OBHH ME9 OBWH ME9 OWPH ME9 1991 A 1wMH ME9 1WPH ME9 1992 2BTW M13 2YMU M13 2YZW M13 2CLW M13 2CSW M13 2CXW M13 1992 GENERAL MOTORS SERVICE PARTS OPERAT ONS BU CK 44H 482 45 4DOO