CTS Sedan AWD V6-3.0L (2010)
3. Using the appropriate tool, install the wheel drive flange in the rear differential.
4. Install the rear wheel drive shaft. Refer to Rear Wheel Drive Shaft Replacement (See: Axle Shaft Assembly/Service and Repair).
5. Inspect the fluid level of the rear drive axle. Refer to Rear Axle Lubricant Level Inspection (See: Differential Assembly/Fluid -
Differential/Service and Repair/Procedures/Rear Drive Axle).
6. Remove the support and lower the vehicle.