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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 369 (Power Transfer Unit - GKN 761) >> Repair Instructions - On Vehicle >> Intermediate Drive Shaft Bearing Replacement

Intermediate Drive Shaft Bearing Replacement

WARNING: This page is about a different car, the 2017 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Intermediate Drive Shaft Components
GM4256463Courtesy of GENERAL MOTORS COMPANY
Callout Component Name
Preliminary Procedure 
Remove Power Transfer Unit Case. Refer to Power Transfer Unit Case Replacement 
NOTE:

Check power transfer case fluid level. Refer to Approximate Fluid Capacities , and Adhesives, Fluids, Lubricants, and Sealers .

1 Power Transfer Unit Intermediate Drive Shaft Clip
NOTE:

Remove and DISCARD the retainer.

2 Power Transfer Unit Half Shaft Seal - O-Ring
NOTE:

Remove and DISCARD the O-ring seal.

3 Power Transfer Unit Intermediate Drive Shaft Seal
CAUTION:

When replacing power transfer unit case seals, use appropriate GM tools along with a hydraulic press. Failure to do so may result in misalignment or damage to the seal and/or power transfer unit.

NOTE:

Remove seal with a thin flat putty knife or equivalent. Inserting the blade of the tool between the outside diameter of the seal and the extension housing surface.

CAUTION:

Do not nick, scratch or damage the sealing surface. The sealing surface is a machined surface. Damage to the machined surface can cause leakage.

Special Tools

  • DT-51835  Seal Installer
  • J-42176  Driver Handle

Equivalent regional tools: Refer to Special Tools .
4 Power Transfer Unit Intermediate Drive Shaft Bearing Retainer
5 Power Transfer Unit Intermediate Drive Shaft Bearing Retaining Ring (Qty: 2)
6 Power Transfer Unit Intermediate Drive Shaft Bearing

Procedure

  1. Use a press and press blocks to install the bearing.
7 Power Transfer Unit Intermediate Drive Shaft