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:
Fuel Rail and Injectors Cleaning and Inspection
Special Tools
EN-47909 Injector Bore and Sleeve Cleaning Kit
EN-49245 Fuel Injector Seal Install/Sizer
EN-50791 Fuel Injector Nozzle Installer
EN-51105 Fuel Injector Seal Installer
For equivalent regional tools, refer to Special Tools.
1.
Remove and inspect the fuel rail insulator assemblies
Steering Column Accident Damage Inspection
Inspection Procedure
1. Turn Signal Switch Bracket Replacement - Remove.
CAUTION: Vehicles involved in accidents that result in any of the
following kinds
of damage or situations, may also have a damaged or misaligned
steering column:
Frame damage
Major body damage
Sheet metal damage
If the st
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