CTS Sedan AWD V6-3.0L (2010)
Fluid - Transfer Case: Service and Repair
Transfer Case Fluid Replacement
Special Tools
DT-48371 Plug Wrench
Removal Procedure
Note: When performing the following procedure, use only hand tools to remove and install the drain and fill plugs.
1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle (See: Maintenance/Vehicle Lifting/Service and Repair).
2. Reposition the underbody insulation as necessary to gain access to the fill plug.
3. Remove the fill plug (6) using the DT-48371 .
4. Remove the drain plug (8).
Note: Ensure that an approved drain pan is used when draining the transfer case.