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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 645 (Wiring Systems (General Information)) >> Repair Instructions >> Underhood Electrical Center or Junction Block Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2002 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the underhood fuse block base into the vehicle.
    CAUTION: Refer to FASTENER NOTICE .
  2. Install the underhood fuse block fasteners.

    Tighten 

    Tighten the fasteners to 9 N.m (80 in lbs).

    Fig 1: Installing Underhood Fuse Block Base Fasteners
    G01802757Courtesy of GENERAL MOTORS CORP.
  3. Connect the engine harness connector to the underhood fuse block.
    Fig 2: Connecting Engine Harness Connector
    G01802758Courtesy of GENERAL MOTORS CORP.
  4. Connect the underhood fuse block connectors and tighten the 3 retaining bolts.

    Tighten 

    Tighten the fasteners to 6.6 N.m (58 in lbs).

  5. Install the underhood fuse block by pressing it into the 4 retaining locks until an audible click is heard.
    Fig 3: Installing Underhood Fuse Block
    G01802759Courtesy of GENERAL MOTORS CORP.
  6. Install the accumulator cover.
  7. Install the wiring harness into the clip in the accumulator cover.
  8. Position the positive cables onto the stud.
    Fig 4: Installing Accumulator Cover
    G01802760Courtesy of GENERAL MOTORS CORP.
  9. Install the positive battery cable fastener (1) to the underhood fuse block.

    Tighten 

    Tighten the fastener to 15 N.m (11 ft lbs).

  10. Install the cover onto the underhood fuse block.
    Fig 5: Locating Positive Battery Cables Fastener
    G01802761Courtesy of GENERAL MOTORS CORP.
  11. Reposition the evaporator hose to the accumulator cover.
  12. Close the retaining clip in order to secure the evaporator hose to the accumulator cover.
  13. Connect the negative battery cable. Refer to BATTERY NEGATIVE CABLE DISCONNECT/CONNECT PRO .
    Fig 6: Connect Evaporator Hose To Accumulator Cover Retaining Clip
    G01802762Courtesy of GENERAL MOTORS CORP.
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