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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 951 (Wiring Systems - Introduction) >> Repair Instructions >> Body Wiring Harness Junction Block Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the cover retaining nut.
  2. Remove the cover by pushing in the tabs.
  3. Remove the harness from the front of the junction block.
    4. Fig 1: Removing Junction Block Harness
    GM395180Courtesy of GENERAL MOTORS CORP.
  4. Remove the junction block from the bracket by pressing to release the tabs.
  5. Remove the junction block in order to gain access to the rear of the block to remove the retaining bolts.
  6. Remove the retaining bolts.
  7. Separate the wire harness block from the junction block by inserting a screw driver in between.
  8. Remove the junction block from the vehicle.
    9. Fig 2: Removing Junction Block
    GM395181Courtesy of GENERAL MOTORS CORP.
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