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Home >> Buick >> 2019 >> Envision Preferred, AWD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Power Transfer Unit/Transfer Case - AAM >> Repair Instructions - Off Vehicle >> Power Transfer Unit Case Disassemble >> Power Transfer Unit Intermediate Drive Shaft Components Removal
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Power Transfer Unit Intermediate Drive Shaft Components Removal

GM3793509Courtesy of GENERAL MOTORS COMPANY
Power Transfer Unit Intermediate Drive Shaft Components Removal

Callout Component Name
1 Power Transfer Unit Half Shaft Retainer
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 Cover-to-Intermediate Drive Shaft Seal
NOTE:

Push the OD flange of the seal to remove from extension housing and shaft.

4 Power Transfer Unit Intermediate Drive Shaft Retainer
5 Power Transfer Unit Intermediate Drive Shaft Assembly
6 Power Transfer Unit Intermediate Drive Shaft Bearing Retaining Ring
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.

7 Power Transfer Unit Intermediate Drive Shaft Bearing
NOTE:

Use a press to remove the bearing from the power transfer unit intermediate drive shaft.

8 Power Transfer Unit Intermediate Drive Shaft Bearing Retaining Ring