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Transfer Case Identification

WARNING: This page is about a different car, the 2004 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Model Number, Manufacturer, Part Number & Serial Number
GM888851Courtesy of GENERAL MOTORS CORP.

An identification tag is attached to the front half of the transfer case. The tag provides the following information:

The information on this tag is necessary for servicing the transfer case. If the tag is removed or becomes dislodged during service operations, keep the identification tag with the unit.