BMW X3 E83 Automatic transmission fluid service
Here's a walk thru of an Automatic transmission service on a 2008 BMW X3 E83. The 2008 has a 6 speed GM transmission that uses Dexron VI automatic transmission fluid. You'll need 6-7 quarts of replacement fluid, the filter, pan gasket and a few other items you can find here:
2008 BMW X3 transmission change kit (includes replacement fluid, filter, pan gasket, hardware, O ring, drain plug
http://amzn.to/2cqwMaZ
Other items used:
Gasket eraser - http://amzn.to/2cljw9e
Form a Gasket - http://amzn.to/2cMKVhw
Brake cleaner - http://amzn.to/2cqwl0h