Removal Procedure
WARNING: This page is about a different car, the 2018 Buick Regal TourX and 2018 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
- Remove the front wheel drive half shaft. Front Wheel Drive Half Shaft Replacement - Right Side (AWD)Front Wheel Drive Half Shaft Replacement - Right Side (FWD)
- Remove the three way catalytic converter. Three-Way Catalytic Converter Replacement (Bank 1)Three-Way Catalytic Converter Replacement (Bank 2)
- Remove the transfer case bracket. Transfer Case Bracket Replacement (2.0L LTG) Transfer Case Bracket Replacement (3.6L LGX)
Disconnect the power transfer unit vent hose (1) from the power transfer unit (2).
- Support the power transfer unit case (2) with a suitable jack, and secure with suitable straps.
Remove the 4 power transfer unit case bolts (2).
- Remove the wiring harness bracket bolt and wiring harness bracket from the transfer case.
- Separate the power transfer unit case from the transmission.
Remove and DISCARD the power transfer unit case O-ring.