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Home >> GMC >> 2021 >> Terrain SLE, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Power Transfer Unit/Transfer Case - AAM) >> Repair Instructions - Off Vehicle >> Power Transfer Unit Case Assemble >> Power Transfer Unit Input Shaft Seal, Idler Gear Shaft Access Tube And Idler Gear Shaft Tube O-Ring Installation
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Power Transfer Unit Input Shaft Seal, Idler Gear Shaft Access Tube And Idler Gear Shaft Tube O-Ring Installation

WARNING: This page is about a different variant/trim than selected.
GM4563677Courtesy of GENERAL MOTORS COMPANY
Power Transfer Unit Input Shaft Seal, Idler Gear Shaft Access Tube and Idler Gear Shaft Tube O-ring Installation

Callout Component Name
1 Power Transfer Unit Idler Gear Shaft Tube O-ring- Rear

Procedure

  1. Install the NEW seal with the notched surface of the seal facing the installer tool.
  2. Install the seal onto the DT-52000  Seal Installer with the metal ID portion of the seal facing the DT-52000  Seal Installer.
  3. Make sure the seal bore is clean and free of oil or dirt.

Special Tools

  • DT-52000  Seal Installer
  • DT-305 - 1  Driver Handle

Equivalent regional tools : Special Tools 
2 Power Transfer Unit Input Shaft Seal- Rear
3 Power Transfer Unit Idler Gear Shaft Access Tube
NOTE:

The tube orientation for assembly. Install the tube with the knurled OD area facing the extension housing.