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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 321 (Battery, Charging System And Starting System) >> Repair Instructions >> Engine Wiring Harness Junction Block Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2017 GMC Acadia. 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 (Without KL9) Battery Negative Cable Disconnection and Connection (With KL9) 
    2. Fig 1: Battery Positive Junction Block Cable
    GM4285420Courtesy of GENERAL MOTORS COMPANY
  2. Remove Battery Positive Junction Block Cable (5)@Engine Wiring Harness Junction Block Battery Positive Junction Block Cable Replacement 
    3. Fig 2: Horn Replacement (Left Side)
    GM4378745Courtesy of GENERAL MOTORS COMPANY
  3. Reposition Horn (2)Horn Replacement (Left Side)Horn Replacement (Right Side)
    4. Fig 3: Electrical Connector
    GM4404593Courtesy of GENERAL MOTORS COMPANY
  4. Electrical Connector (1)
    5. Fig 4: Lever Lock And Rotate Handle
    GM4299052Courtesy of GENERAL MOTORS COMPANY
  5. Release the lever lock (1) and rotate handle (2) upwards.
    6. Fig 5: Engine Wiring Harness Junction Block
    GM4299056Courtesy of GENERAL MOTORS COMPANY
  6. Remove Engine Wiring Harness Junction Block
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