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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1621 (Battery) >> Repair Instructions >> Battery Negative Cable Replacement (4L, 5.3L, 6.0L, and 8.1L Engines) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the negative battery cable.
  2. Raise the vehicle.
  3. Position the negative cable and forward lamp wiring harness ring terminals to the frame.

    Insert the anti-rotation tab on the forward lamp wiring harness into the hole in the frame.

    NOTE: Refer to FASTENER NOTICE .
  4. Install the forward lamp wiring harness ground/negative cable bolt.

    Tighten 

    Tighten the bolt to 9 N.m (80 lb in).

    Fig 1: Install Forward Lamp Wiring Harness Ground/Negative Cable Bolt
    G02109358Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: The engine wiring harness ground is to be installed under the negative cable ground.
  5. If equipped with a 8.1L engine, position the wiring harness ground and negative cables. Position the anti-rotation tab on the negative cable in the correct location.
  6. Install the engine wiring harness ground/negative cable bolt.

    Tighten 

    Tighten the bolt to 25 N.m (18 lb ft).

  7. Lower the vehicle.
  8. Install the negative cable clip to the positive cable clip.
    Fig 2: Install Negative Cable Clip To Positive Cable Clip (8.1L)
    G02109359Courtesy of GENERAL MOTORS CORP.
  9. If equipped with a 4.8L, 5.3L, or 6.0L engine, position the negative cable and engine wiring harness ring terminals to the engine block. Position the anti-rotation tab on the negative cable in the correct location.
  10. Install the engine wiring harness ground/negative cable bolt.

    Tighten 

    Tighten the bolt to 25 N.m (18 lb ft).

  11. Lower the vehicle.
  12. Install the negative cable clip to the positive cable clip.
    Fig 3: Install Negative Cable Clip To Positive Cable Clip (4.8L, 5.3L Or 6.0L)
    G02109360Courtesy of GENERAL MOTORS CORP.
  13. If equipped, connect the accessory power fuse block front wiring harness electrical connector to the negative cable connector.
    Fig 4: Connect Accessory Power Fuse Block Front Wiring Harness Electrical Connector
    G02109361Courtesy of GENERAL MOTORS CORP.
  14. If equipped with a 4.8L, 5.3L, or 6.0L engine, install the battery cable bracket and bolt to the power steering pump.

    Tighten 

    Tighten the bolt to 25 N.m (18 lb ft).

  15. Connect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure (Single Battery)  or Battery Negative Cable Disconnect/Connect Procedure (Auxiliary Battery) .
    Fig 5: Install Battery Cable Bracket & Bolt
    G02109362Courtesy of GENERAL MOTORS CORP.
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