ir k S IA IW F L E 3 lx C EE C N L Y w k TRANSMISSION IDENTIFICATION INCLUDING AXLE RATIO TRANSNIISSION 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 MD9 3 SPD A T MW9 4 SPD A T W OVRDRIVE M31 3 SPD A T THM125C THM2004R THM250C CE CT PD PW HE OG OM OZ XH WK XD HS HG OJ OO MV4 4 SPD A T MV9 3 SPD A T M57 4 SPD A T THM35OC THM20OC THM3254L XC XS WC XA OU OI OR BH BE OE OK XN XX M19 4 SPD MAN M17 4 SPD MAN MY8 4 SPD MAN V UB UF UM DR UH DS NA UD UR DN UC UN DM Location of Alpha Engine Service Parts Identificat on DO NOT REMOVE 1 G 3 A R 4 7 9 X E 5 1 0 0 O 0 1 AG1 AMG AU3 A31 A9O BMD B 4 B51 B65 B85 B93 CD2 CO4 C49 C60 C9O C95 DF3 D30 D33 D64 E Z E7D FFL F40 GG1 GW9 G6O G67 G89 JA1 JA4 KO5 K15 K99 LV2 MW9 MXO NA5 NB1 NK1 NK3 N33 N67 GJW T87 UJ3 U23 U35 VO8 V10 WC3 WG2 YT9 Y56 01L GPH 42B 421 420 42T 409 7PH 11A 90A SCO 253 PAINT LOWER BODY GM CODE 42 LT GRAY FERN MET 1984 CUTLASS COLOR DUPONT CODE 397 AB154 FISHER CODE WA 8239 FILLERS TO BE ARGENT PRINTED IN USA PART NO 14065987 1990 GENERAL MOTORS SERVICE PARTS OPERATIONS PONTiAC 22W REV 6 90 as