C20 1979 CHEVROLET TRANSMISSION IDENTIFICATION 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 A SERIES ASSEMBLY CODES MI5 3 SPD MAN M20 4 SPD MAN lVl29 3 SPD AI SA A SB SC BZ CR CA CS M33 A 3 SPD AT M38 3 SPD MV9 3 SPD AT R we TA rn cc WA SERIES ASSEMBLY CODES i 3 D AT M38 3 SPD AT CV CU TA TP TR TT XA SERIES ASSEN IBLY CODES rMI5 W 3 SPD MAN M20 4 SPD I IAN M38 3 SPD AT SF SR TA TP TR TT WF M21 4 SPD MAN UI I H SERIES ASSEMBLY CODES M20 4 SPD MAN M75 A 5 SPD MAN M29 3 SPD AT SH SJ UM US PA PC SK UT PB pv M33 3 SPD AT EL3 SPD AT KA KK WD KL SERIES ASSEMBLY CODES MI5 i 3 SPD MAN M20 4 SPD MAN M38 i 3 SPD AT UC SF SR TA TC TR TS M33 3 SPD AT KX JC JD T SERIES ASSEM Y CODES MY1 QD MAN MD3 3 SPD AT SM SN NS MQ 3SPD A T CN tWAREHOUSING AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORATION CHEVROLET I0 35