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Removal Procedure

  1. Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection .
  2. Fig 1: Junction Block Cover
    GM2508802Courtesy of GENERAL MOTORS COMPANY
  3. Remove the junction block cover (1).
  4. Fig 2: Positive Battery Cable & Nut
    GM2504689Courtesy of GENERAL MOTORS COMPANY
  5. Remove the positive battery cable nut (1) from the junction block.
  6. Remove the positive battery cable (2) from the junction block.
  7. Fig 3: Junction Block & Components
    GM2504710Courtesy of GENERAL MOTORS COMPANY
  8. Remove the junction block nut (1).
  9. Remove the junction block bolts (2).
  10. Disconnect the wiring harness from the junction block base.
  11. Remove the junction block (3) from the base.
  12. Fig 4: Junction Block Base & Nut
    GM2504774Courtesy of GENERAL MOTORS COMPANY
  13. Disconnect the wiring harness from the junction block base.
  14. Remove the junction block nut (1) from the block base.
  15. Remove the junction block base (2) from the inner wheelhouse.