TRANSMISSION IDENTIFICATION CONT D TRANSMISSION TO ASSEMBLY CODES Note Transmission Identification can be located in one of three positions on the g transmission A Identification plate on side of case B Stamping number on governor cover C Ink stamped on bell housing 1983 MD9 3 SPD A T MX2 3 SPD A T MX3 3 SPD A T THM125C THM350C THM35OC CE CT PU HW KA LB LD LJ CL PD HD KC WH M31 3 SPD A T MW9 4 SPD A T W OVRDRIVE M57 4 SPD A T THM250C THM2004R THM35OC XD WK XL XH BY OG OM OZ BE OE OK HE MV4 3 SPD A T MV9 3 SPD A T THM3SOC THMZOOC MY8 4 SPD MAN OR AC SC M17 4 SPD MAN M19 4 SPD MAN BD SF RD BF SB SD MD9 3 SPD A T THM125C M19 4 SPD MAN MY7 5 SPD MAN CB 3 18 RATIO PB 4 10 RATIO BJ 3 19 RATIO PG 3 18 RATIO SA 4 10 RATIO BH 3 83 RATIO P3 3 33 RATIO HC 3 73 RATIO HY 3 18 RATIO CA 3 43 RATIO MK7 5 SPD MAN ZBC 3 83 RATIO FRONT AXLE IDENTIFICATION 3 18 RATIO P75 OPTION 3 33 RATIO GX3 OPTION 3 73 RATIO F77 OPTION CB HY P3 HC PG 3 19 RATIO F67 OPTION 4 10 RATIO FW5 OPTION 3 83 RATIO FW7 OPTION BJ FB SA ZBC BH 3 43 RATIO FW9 OPTION CA 1991 GENERAL MOTORS SERVICE PARTS OPERATIONS OLDSMOB LE 32W 4 000 4 6 6 91