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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 144 (Wiring Systems And Power Management - Repair Instructions) >> Repair Instructions >> Body Wiring Harness Junction Block Bracket Replacement >> Installation Procedure

Installation Procedure

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  1. GM5315881Courtesy of GENERAL MOTORS COMPANY

    Body Wiring Harness Junction Block Bracket (2) - Install

  2. CAUTION:

    Refer to Fastener Caution

  3. Body Wiring Harness Fuse Block Bracket Bolt (1) - Install and tighten [2x] - Fastener Specifications
  4. Install harness retainers as needed.
  5. GM5315648Courtesy of GENERAL MOTORS COMPANY

    Install the engine wiring harness fuse block bracket (2) by engaging the 3 retaining tabs (1), to the body wiring harness junction block bracket (3).

  6. GM5315623Courtesy of GENERAL MOTORS COMPANY

    Engage the 2 retaining covers (2), and install the electrical connectors (1).

  7. GM5314788Courtesy of GENERAL MOTORS COMPANY

    Engine Wiring Harness Junction Block (2) - Install

  8. Retaining Tab (3) - Engage [4x]
  9. Engine Wiring Harness Junction Block Bolt (1) - Install and tighten - Fastener Specifications
  10. GM5311887Courtesy of GENERAL MOTORS COMPANY

    Engine Wiring Harness Fuse Block Cover (2) - Install

  11. Retaining Tab (1) - Engage [2x]
  12. GM5315620Courtesy of GENERAL MOTORS COMPANY

    Battery Positive Cable (3) - Install

  13. Auxiliary Generator Battery Jumper Cable (2) - Install
  14. Battery Positive Cable Nut (1) @ Engine Wiring Harness Junction Block - Install and tighten - Fastener Specifications
  15. GM5314636Courtesy of GENERAL MOTORS COMPANY

    Battery Distribution Engine Compartment Fuse Block (2) - Install

  16. Retaining Tab (1) - Engage [2x]
  17. GM5314604Courtesy of GENERAL MOTORS COMPANY

    Forward Lamp Wiring Harness (10) - Install [2x]

  18. Forward Lamp Wiring Harness Terminal Nut (2) - Install and tighten [2x] - Fastener Specifications
  19. Engine Wiring Harness (9) - Install [2x]
  20. Engine Wiring Harness Terminal Nut M6 (3) - Install and tighten - Fastener Specifications
  21. Engine Wiring Harness Terminal Nut M8 (4) - Install and tighten - Fastener Specifications
  22. Auxiliary Generator Battery Jumper Cable (8) - Install
  23. Auxiliary Generator Battery Jumper Cable Nut (5) - Install and tighten - Fastener Specifications
  24. Battery Positive Cable (7) - Install
  25. Battery Positive Cable Nut (6) - Install and tighten - Fastener Specifications
  26. Battery Distribution Engine Compartment Fuse Block Cover (1) - Install
  27. Connect the battery negative cable. Battery Negative Cable Disconnection and Connection