also it matters how fast you remove your foot from the pedal, if you take your foot off instantly the car will most likely downshift because it thinks you need to slow faster than you actually do

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2006 BMW X5 4.8is Lemans Blue/Beige/Dark Maple
-Nav, Comfort Seats, Heated Steering Wheel,
Rear Airbags, AUX Input
2009 BMW M3 Space Grey/Black/Carbon
-all options