CTS-V V8-6.0L VIN U (2006)
3. Install J 9519-E and J 21474-01 to the rear differential bushing.
4. Using J 9519-E and J 21474-01 press the bushing into the frame.
5. Remove J 9519-E and J 21474-01 from the bushing.
6. Repeat the above steps for the additional bushing.
7. Install the rear frame.
8. Install the rear differential assembly.
9. Lower the vehicle.