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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Wiring Systems And Power Management - Introduction >> Repair Instructions >> Underhood Electrical Center or Junction Block Replacement >> Removal Procedure

Removal Procedure

  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
    2. Fig 1: Front Diagonal Brace & Bolts
    GM400853Courtesy of GENERAL MOTORS CORP.
  2. Remove the left fender upper brace.
    3. Fig 2: Electrical Center Brace Cover Assemble
    GM749941Courtesy of GENERAL MOTORS CORP.
  3. Remove the electrical center brace cover assemble by lifting the cover (3) outwards to clear the tabs.
  4. Remove all fuses and relays.
    5. Fig 3: Electrical Center Connectors
    GM749942Courtesy of GENERAL MOTORS CORP.
  5. Push on the tab (3) so that the electrical center can be rotated on the studs located at (2).
  6. Remove all connectors by removing the bolt (1) for each connector.
  7. Disconnect all connectors from the electrical center block.
    8. Fig 4: Identifying Electrical Center From Housing
    GM749945Courtesy of GENERAL MOTORS CORP.
  8. Push on the tabs (2) in order to lift the electrical center (1) out of the housing.
    9. Fig 5: Electrical Center Bracket Retaining Bolts
    GM747706Courtesy of GENERAL MOTORS CORP.
  9. To replace the engine electrical center bracket remove the 4 retaining bolts (1).
  10. Remove the engine electrical center bracket assembly from the fender.
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