ATTEN I ION SOME TRANSAXLES TRANSMISSIONS ARE INTERCHANGEABLE AS ASSEMBLIES ONLY FROM ONE MODEL YEAR TO A LATER MODEL YEAR THEREFORE VERIFY MODEL YEAR ON TRANSAXLES TRANS MISSIONS BEFORE ORDERING COMPONENTS FROM THE FOLLOWING CHARTS EXAMPLE 1984 A ME9 W CODE 4BC USE 1984 CHART 1985 A ME9 W CODE 5BC USE 1985 CHART 1988 GENERAL MOTORS SERVICE PARTS OPERATIONS cREvROLET 17F REV 6 88 4T 1 4 000 GROUP