rxoa Iss 110289 E S L E I s I 4 I 1m 4 03 9 in K9 0 wx g r sz I O y 7 s LI 9 TX 044359 1985 1986 CK 4 SPEED MANUAL TRANSMISSION M20 PART 1 ASSEMBLY 1987 1991 RV 4 SPEED MANUAL TRANSMISSION M20 PART 1 ASSEMBLY 1 4 003 TRANSMISSION ASSEMBLY M20 4 15589818 4 003 TRANSMISSION ASSEMBLY CODE GAV M20 15597790 4 003 TRANSMISSION ASSEMBLY CODE GAU M20 15597789 4 003 TRANSMISSION ASSEMBLY CODE YJYNMZO 8872097 4 003 TRANSMISSION ASSEMBLY CODE YFY M20 8672095 4 003 TRANSMISSION ASSEMBLY CODE YI IY M20 8672090 4 003 TRANSMISSION ASSEMBLY CODE 0MJY M20 8872273 RPO DEFINITIONS M20 THANSM S 0N MAN 4 PD I17MM 5 55 1ST M64 TRAN MISS 0N MAN 3 SPD 76N M 3 50 RATIO xy 1 1990 GENERAL MOTORS SERVICE PARTS OFERATlON L GHTTRUCK 5ZR L j 9 90 9 4 000 GROUP