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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 131 (Transfer Case - NVG 246-NP8) >> Repair Instructions >> Transfer Case Fluid Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Transfer Case Drain Plug
    GM660282Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
    IMPORTANT: Use only drain and fill plugs that are made from aluminum. Steel or brass plugs are not compatible with the magnesium case.
  1. Install the drain plug.

    Tighten:  Tighten the plug to 20 N.m (15 lb ft).

  2. Fill the transfer case to the bottom of the fill plug hole with Auto-Trak II, transfer case fluid, GM P/N 12378508 (Canadian P/N 10953626).
    3. Fig 2: View Of Transfer Case Fill Plug
    GM660281Courtesy of GENERAL MOTORS CORP.
  3. Install the fill plug.

    Tighten:  Tighten the plug to 20 N.m (15 lb ft).

  4. Install the transfer case shield, if equipped. Refer to Transfer Case Shield Replacement .
  5. Lower the vehicle.
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