GL 320 BLUETEC (164.825) V6-3.0L DSL Turbo (642.820) (2009)
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16. Route brown/white line (br/ws) of trailer hitch wiring harness from the black coupling (30) of the fuse and relay box in cargo area (F4) along
existing lines to the rear SAM control unit (N10/8).
17. Disconnect black connector (31) of vehicle wiring harness on the rear SAM control unit (N10/8).
18. Remove black connector insert from black connector (31).
19. Pin brown/white line (br/ws) of trailer hitch wiring harness into contact cavity 23 of the black connector insert for the black connector (31).
20. Install black connector insert into black connector (31).
21. Insert black connector (31) of vehicle wiring harness into rear SAM control unit (N10/8) and lock into place.
