TRANSMISSION IDENTIFICATION CONT D TRANSMIISSION TO ASSEMBLY CODES Note Transmission Identification can be located in one of three positions on the transmission A Identification plate on side of case B Stamping number on governor cover C Ink stamped on bell housing 1987 MD2 3 SPD A T MW9 4 SPD A T W OVERDRIVE MV9 3 SPD A T THMl8OC THM2004R THMZOOC UG 7HFP 7KCF YKJF 7CDF 7BHB 7CAB 7HHB 7HLB 7CHE 7CRF 7CYF THTP 7HDF MY1 4 SPD MAN MB4 5 SPD MAN UUB CR 1988 MW9 4 SPD A T W OVERDRIVE THM2004R MDB 4 SPD A T 8KJF 8KTF NO CODES AVAILABLE 1989 MW9 4 SPD A T W OVERDRIVE THM2004R 9KJP QKTF 1990 GENERAL MOTORS SERVICE PARTS OI lERATIONS PONTlAC 22W REV 6 90 4 7 4 000