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Home >> Buick >> 2019 >> LaCrosse Base >> 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

Fig 1: Exploded View Of Power Transfer Unit Intermediate Drive Shaft Components
GM3793509Courtesy of GENERAL MOTORS COMPANY
Power Transfer Unit Intermediate Drive Shaft Components Removal

Callout Component Name
1 Power Transfer Unit Half Shaft Retainer Clip
Procedure 
Remove and DISCARD the retainer.
2 Power Transfer Unit Half Shaft Seal
Procedure 
Remove and DISCARD the O-ring seal.
3 Power Transfer Unit Intermediate Drive Shaft Seal
Procedure 
Push up on the OD flange of the seal to remove from extension housing and shaft.


Fig 1: Exploded View Of Power Transfer Unit Intermediate Drive Shaft Components
GM5409314Courtesy of GENERAL MOTORS COMPANY
Power Transfer Unit Intermediate Drive Shaft Components Removal

Callout Component Name
1 Power Transfer Unit Intermediate Drive Shaft Retainer
2 Power Transfer Unit Intermediate Drive Shaft
3 Power Transfer Unit Intermediate Drive Shaft Bearing Retaining Ring [2x]
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.

4 Power Transfer Unit Intermediate Drive Shaft Bearing
Procedure 
Use a press to remove the bearing from the power transfer unit intermediate drive shaft.