6T30/6T40/6T45 - Automatic Transmission

Transmission Fluid Drain and Fill

Removal Procedure






1. Raise and support the vehicle.
2. Remove the fluid drain plug (1).
3. Drain transmission fluid into a suitable container.

Caution: Replacement components must be the correct part number for the application. Components requiring the use of the thread locking compound, lubricants, corrosion inhibitors, or sealants are identified in the service procedure. Some replacement components may come with these coatings already applied. Do not use these coatings on components unless specified. These coatings can affect the final torque, which may affect the operation of the component. Use the correct torque specification when installing components in order to avoid damage.

4. Install the fluid drain plug (1) and tighten to 12 Nm (106 lb in).

Installation Procedure






1. Lower the vehicle.
2. Remove the fluid fill cap (1).
3. Fill the transmission to the proper level with the correct fluid. Refer to Transmission Fluid Level and Condition Check and Fluid Capacity Specifications Transmission Fluid Level and Condition Check.
4. Install the fluid fill cap (1).