Join Date: Dec 2005
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I'm not 100% sure,but it sounds like a sport/cruise button.
If you switch it to sport,the gearbox changes up gears later in the engine rev range.
Hopefully another member will confirm this...
(or not as the case maybe!)
I'd rather push my Alfa than drive a BMW....
Currently in Lagdti's garage:
2004 Saab 9-5 HOT Aero and a 2001 Audi A3 1.8 Turbo