CTS RWD V8-6.2L SC (2009)
Fluid - Differential: Removal and Replacement
Front Drive Axle
Front Axle Lubricant Replacement
Draining Procedure
1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle (See: Vehicle Lifting/Service and Repair).
2. Clean any dirt from around the differential drain plug.
3. Position a drain pan under drain plug.
4. Remove the drain plug from the differential and drain the fluid.
Filling Procedure
Caution: Refer to Fastener Caution (See: Service Precautions/Vehicle Damage Warnings/Fastener Caution).