FYI- The first step in refilling the transmission should be to fill it without the engine running. Then run it through the gears with the engine running and get the fluid temperature up to at least 140 degrees. With the engine running the fill plug should be removed and the fluid topped off.

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X5 4.6 2002 Black Sap, Black interior. 2013 X5M Melbourne Red, Bamboo interior
Dallas