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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 317 (Battery, Starting System And Charging System - Repair Instructions) >> Repair Instructions >> Engine Wiring Harness Junction Block Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2022 Cadillac CT5. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect the negative battery cable. Battery Negative Cable Disconnection and Connection 
  2. GM5314636Courtesy of GENERAL MOTORS COMPANY

    Battery Distribution Engine Compartment Fuse Block (2) - Remove - Battery Distribution Engine Compartment Fuse Block Replacement (LSY) , or Battery Distribution Engine Compartment Fuse Block Replacement (LGY)

  3. GM5311887Courtesy of GENERAL MOTORS COMPANY

    Engine Wiring Harness Fuse Block Cover (2) - Remove - Engine Wiring Harness Fuse Block Cover Replacement 

  4. GM5314788Courtesy of GENERAL MOTORS COMPANY

    Engine Wiring Harness Junction Block Bolt (1) - Remove

  5. Retaining Tab (3) - Disengage [4x]
  6. Engine Wiring Harness Junction Block (2) - Remove