Buick Regal 2018-2026 Service Manual / Steering & Driveline & Axle / Rear Drive Axle / Repair Instructions
Buick Regal: Repair Instructions
- Rear Differential Clutch Control Module Replacement
- Differential Clutch Oil Inspection
- Differential Carrier Bushing Replacement - Rear
- Rear Axle Vent Replacement
- Differential Carrier Assembly Replacement
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Rear Differential Clutch Control Module Replacement
Removal Procedure
1. Prepare the control module for removal using the SPS programming support
tool.
NOTE: The rear differential clutch control module can now be removed
and replaced.
2. Raise and su
Differential Clutch Oil Inspection
1. Raise and support the vehicle.
2. Clean the area around the rear axle fill plug.
3. Place a drain pan under the vehicle.
4.
Differential Clutch Cover Plug(1) - Remove.
5. Rear Axle Housing Fi
Differential Carrier Bushing Replacement - Rear
Tools Required
J-45725 Cradle Bushing Replacer
For equivalent regional tool, refer to Special Tools.
Removal Procedure
1. Raise and support the vehicle.
2. Remove the rear differential assembly.
3
SEE MORE:
Valve and Seat Grinding
Valve Measurement and Reconditioning Overview
Proper valve service is critical to engine performance. Therefore, all
detailed measurement procedures must be
followed to identify components that are out of specification.
If the measurement procedures reveal that the valve or valve seat must
b
Front Internal Gear Installation
Input Carrier Flange
Forward Clutch Backing Plate Retaining Ring
Front Internal Gear
NOTE:
Rotate to index the clutch plate and ensure seated.
Front Carrier Thrust Bearing
Front Carrier Thrust Bearing Race
FRONT CARRIER INSTALLATION
Sun Gear Rear Thrust Bearing Race
Front Carrier
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