position 2 in my car always starts in first gear but shifts to 2 at full engine rpm, I believe its done by MB to facilitate towing. But my car is NA and is a dog at slow speed - the turbo ones and gas ones could be different.

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2012 BMW X5 (Beef + Granite suspension model)

1995 E300D - The original humming machine (consumed by Flood 2017)
2000 E320 - The evolution (consumed by flood 2017)