Yes, doesn't help. Motor Trend tested for it on the X3 and has a good explanation of what's happening.
Originally Posted by finnbmw
Those of you with sluggish acceleration have you tried to reset the throttle or the transmission?
09 135i 6MT, ZMP, PPK1
13 X5 35i ZMP, ZMX, 2VA
13 Tiguan SEL 4motion