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Home › GMC › 2019 › Terrain SL › Repair and Diagnosis › Electrical › Charging Systems › Battery, Charging System And Starting System › Repair Instructions › Engine Wiring Harness Junction Block Replacement › Removal Procedure

Removal Procedure

  1. Disconnect the battery negative cable. Battery Negative Cable Disconnection and Connection (KL9) .
  2. Retaining Tab (1) - Disengage [3x]
    GM4583383Courtesy of GENERAL MOTORS COMPANY
  3. Engine Wiring Harness Junction Block Cover (2) - Remove
  4. Retaining Tab (1) - Disengage [2x]
    GM4583403Courtesy of GENERAL MOTORS COMPANY
  5. Junction Block Cover (2) - Remove
  6. Engine Wiring Harness Junction Block Nut (1) - Remove [5x]
    GM4583389Courtesy of GENERAL MOTORS COMPANY
  7. Battery Positive Junction Block Cable Nut (2) - Remove
  8. Battery Positive Junction Block Cable (3) - Reposition away
  9. Wiring Harness Terminal (4) - Reposition away [5x]
  10. Engine Wiring Harness Junction Block Mounting Bolt (1) - Remove [3x]
    GM4583390Courtesy of GENERAL MOTORS COMPANY
  11. Retaining Tab (1) - Disengage [6x]
    GM4583392Courtesy of GENERAL MOTORS COMPANY
  12. Engine Wiring Harness Junction Block (1) - Remove
    GM4583393Courtesy of GENERAL MOTORS COMPANY
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