PASSENGER 1988 THNI 400 475 M40 4 115 4 122 4 224 4 224 4 265 4 103 BODY COVER TRANS OIL OIL VALVE ASM CODE CONVERTER SOLENOID PUMP PUMP CONTROL CASE 8655853 BAH 8656926 8629935 8625954 8625955 8670160 8627995 4 256 4 205 TRANS ASM CODE GOVERNOR MODULATOR 8655853 8AH 8623852 3030843 1988 GENERAL MOTORS SERVICE PARTS OPERATIONS CHEVROLET up REV 6 88 4T 31 4 O00 GROUP