CTS-V V8-6.0L VIN U (2006)
Differential Mount: Service and Repair
Differential Mount Replacement
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Tools Required
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J 9519-E Lower Ball Joint Remover and Installer.
-
J 21474-01 Control Arm Bushing Set
Removal Procedure
1. Raise and support the vehicle.
2. Remove the rear differential.
3. Remove the rear frame.
4. Install J 9519-E and J 21474-01 to the rear differential bushing.
Important: The differential bushing is not fully seated in the bore and has voids that are in the horizontal position. Note and mark the position of
the bushing prior to removal and press the new bushing into the same position.
5. Using J 9519-E and J 21474-01 remove the rear differential bushing.
6. Remove the differential mount bushing and discard
Important: The differential mount bushings need to be pressed in and out evenly from the frame. Side to side movement is not tolerable.
Carefully press the differential mount bushing out of the frame.
Installation Procedure
1. Ensure the frame pilot hole and the differential mount bushing is free from lubricant or any foreign contaminants.
Important: The differential mount bushings need to be installed without lubricant.
2. Install a new differential mount bushing to the rear of the frame.
Important: The differential bushing is not fully seated in the bore and has voids that are in the horizontal position. Note and mark the position of
the bushing prior to removal and press the new bushing into the same position.