Gerry 
2013 BMW X3 SUV xDrive35i 4dr SUV AWD (3.0L 6cyl Turbo 8A)
Never again.
 We have had repeated "Drive Train Malfunction" warnings that our dealership has stabbed in the dark at fixing.  Most recently they wrote on the repair receipt that they were "100 % Certain" that everything was fixed.  We drove only FIVE miles when the same warning came on. The dealership is now saying it is the turbo charger and timing belt!!  This is after $6000 of repairs on other features that causes the same warning.