FixVault

Installation Procedure

Fig 1: Installing Transfer Case Drain Plug
G01485203Courtesy of GENERAL MOTORS CORP.
NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  1. Install the drain plug (1) and gasket.

    Tighten 

    Tighten the drain plug to 32 N.m (24 lb ft).

  2. Fill the transfer case with synthetic gear oil GM P/N United States 12378514 Canada P/N 88901045, or equivalent.
  3. Fill the transfer case to the bottom of the oil fill plug hole.
  4. Install the oil fill plug (2) and gasket.

    Tighten 

    Tighten the oil fill plug to 28 N.m (21 lb ft).

  5. Lower the vehicle.