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Home >> GMC >> 2021 >> Terrain SL >> 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 Propeller Shaft Seal, O-Ring And Retainer Installation
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Power Transfer Unit Propeller Shaft Seal, O-Ring And Retainer Installation

WARNING: This page is about a different variant/trim than selected.
GM4563655Courtesy of GENERAL MOTORS COMPANY
Power Transfer Unit Propeller Shaft Seal, O-ring and Retainer Installation

Callout Component Name
1 Power Transfer Unit Propeller Shaft Seal

Procedure

  1. Install a NEW seal.
  2. Make sure the seal bore is clean and free of oil or dirt.

Special Tools

  • DT-51467 - A  Seal Installer
  • DT-305 - 1  Driver Handle

Equivalent regional tools : Special Tools 
2 Power Transfer Unit Propeller Shaft Seal O-Ring
Procedure 
Install a NEW seal.
3 Power Transfer Unit Propeller Shaft Retainer

Procedure

  • When installing a NEW half shaft retaining clip, open the clip only as far as necessary to fit the clip over the shaft. Opening the clip too far will damage it.
  • Start one end of the clip in the shaft groove and slowly push the clip onto and over the shaft.
  • Do NOT reuse the half shaft retaining clip.
  • Install a NEW retainer.