BMW X3 Service & Repair Manual > Approved automatic transmission fluids for initial fillings and correcting
fluid levels: Gm transmissions
3.1 GM TRANSMISSIONS
USE OF ANY OTHER OIL WILL CAUSE A NON WARRANTABLE TRANSMISSION FAILURE
*Transmission identification plate can be utilized to determine proper transmission fitted in vehicle
Dexron Fluid Compatibility
Dexron III and Dexron VI are fully compatible. Any transmission tha ...