TM-9-2320-280-34 HMMWV Direct Support & General Support Maintenance Manual Download

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17-30. TRANSMISSION ASSEMBLY FROM SUBASSEMBLIES(4L80-E) (Cont’d) TM 9-2320-280-34 Change 1 17-133 6. Lower gear unit (3) into transmission case (6). Remove gear unit remover/installer. 7. Install center support snapring (7) against center support (1) in second snapring groove. Beveled side of snapring (7) must be in an upward position, and snapring gap at nine o’clock position. NOTE Perform step 8 for 1997-1998 transmissions only. 8. Install oil cooler pipe fitting (6.1).