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Home >> Buick >> 2020 >> Envision Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 222 (Power Transfer Unit/Transfer Case - AAM) >> Repair Instructions - On Vehicle >> Power Transfer Unit Face Seal Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2020 Buick Regal TourX, 2020 Buick Regal, 2019 Buick Regal TourX, and 2019 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
  1. GM3931381Courtesy of GENERAL MOTORS COMPANY

    Install the NEW power transfer unit face seal (1) to the power transfer unit.

  2. Install the transfer case in the vehicle. Power Transfer Unit Case Replacement 
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