M756A2 M756A2 TM 9-2320-361-34 7-4. REAR WIRING HARNESS REPLACEMENT (Contd) 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. NOTE Perform steps 14 through 17 for M756A2 vehicles. Disconnect wires (2) and (1) from front clearance light wires (3) and (4). Remove locknut (9), screw (7), and clamp (8) from rear wiring harness (6) and frame (5). Discard locknut (9). Disconnect wires (16) and (12) from rear clearance light wires (10) and (11). Remove locknut (15), screw (13), and clamp (14) from subframe (17) and rear wiring harness (6). Discard locknut (15). NOTE Steps 18 and 19 cover left side composite light. Disconnect wires (25), (26), (27), and (28) from composite light wires (24), (23), (22), and (21). Remove locknut (29), screw (19), and clamp (18) from bracket (20) and rear wiring harness (6). Discard locknut (29). Repeat steps 18 and 19 for right side composite light. NOTE All trailer receptacles are removed basically the same. Remove four locknuts (45), lockwasher (44), ground wire (31), four screws (41), cap (40), and receptacle (3o) from bracket (43). Discard locknuts (45) and lockwasher (44). Remove two locknuts (37), screws (42), and clamps (38) from tail frame (39) and rear wiring harness (7). Discard locknuts (37). Remove four locknuts (32). screws (34), nut (36), and five clamps (33) from frame (5), stud (35), and rear wiring harness (7). Discard locknuts (32). 7-38