TRANSMISSION IDENTIFICATION ASSEMBLY CODE TO TRANSMISSION 1982 S CB MV9 CW M57 HF MV9 OR MV9 CK MV9 CX MV9 HH MV9 PS MV9 CN MV9 CY MV9 HL MV9 RA M26 CO MV9 CZ MV9 HO MV9 UA M24 CW MV9 C7 MV9 1983 CN MV9 HL MV9 RA M26 ZN MK4 HB MV9 HO MV9 YF MD8 ZR MK6 HF MV9 PQ MD8 YG MD8 CAC MK5 HH MV9 PS MV9 YP MD8 1984 BH MV9 RA M26 DD ML8 Y6 MD8 JY MV9 YF MD8 YH MD8 Y7 MD8 OI MV9 YG MD8 YK MD8 Y8 MD8 OR MV9 DC ML3 YN MD8 Y9 MD8 OU MV9 DF MK6 YP MD8 CBC MO8 PQ MD8 NS MKG NT ML8 NW ML3 1985 PQ MD8 Y8 MD8 YZ MD8 5DT M39 YP MD8 YX MD8 5DU MB1 NW ML3 1986 6PL MD8 6YP MD8 6YW MD8 GYZ MD8 6YF MD8 6YS MD8 6YX MD8 DT M39 DU MB1 1987 UUP MB1 UUR M39 ZZC M39 7YFM MD8 7YPM MD8 7YSM MD8 7YWM MD8 7YXM MD8 7YZM MD8 7YMM MD8 1988 8YXM MD8 8YPM MD8 8YZM MD8 8YWM MD8 BYMM MD8 t 1988 GENERAL MOTORS SERVICE PARTS OPERATIONS CHEVROLET 17F 44 REV 6 88