Buick Regal 2018-2026 Service Manual / Transmission / Power Transfer Unit/Transfer Case - AAM / Repair Instructions - Off Vehicle
Buick Regal: Repair Instructions - Off Vehicle
- Power Transfer Unit Case Disassemble
- Power Transfer Unit Case Cleaning and Inspection
- Power Transfer Unit Case Assemble
READ NEXT:
Power Transfer Unit Case Disassemble
Power Transfer Unit Case Holding Fixture Installation
Power Transfer Unit Case
Procedure
Always secure with the pivot pin after rotating.
NOTE:
The power transfer unit can be rotated 360 degr
Power Transfer Unit Case Cleaning and Inspection
Power Transfer Unit Case Housing Cleaning and Inspection
Preliminary Procedure
Clean the power transfer unit case housing.
The case halves, internal gears and bearings are not serviceable
compon
Power Transfer Unit Case Assemble
Power Transfer Unit Idler Gear Shaft Tube and O-ring, Input Shaft Bearing
Race and Shim, and Idler Gear Shaft Bearing
Race and Shim Installation
Power Transfer Unit Idler Gear Shaft Access Tube O-
SEE MORE:
DTC B3623, B3794, P0564, P0565, P0567, P0568, P056C, P0580, P0581, P0589,
P0592, P0593,
P155A-P155C, or P162C
Diagnostic Instructions
Perform the Diagnostic System Check prior to using this diagnostic
procedure: Diagnostic
System Check - Vehicle
Review the description of Strategy Based Diagnosis: Strategy Based
Diagnosis
An overview of each diagnostic category can be found here: Diagnostic
Proced
SIR Deployed Inflator Modules Are Hot Warning
WARNING: After deployment, the metal surfaces of the SIR component may
be very
hot. To help avoid a fire or personal injury:
Allow sufficient time for cooling before touching any metal
surface
of the SIR component.
Do not place the deployed SIR component near any flammable
objects.
SIR INFL
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