Originally Posted by dee0007
It does hesitate only on second gear between 2500-3000rpm. It chokes.
Is this consistent? Does it buck back and forth? What year is your car? My MS45.1 330ci had a buck/stutter as well as an occasional long crank (or indefinite crank). Both of the issues were solved when I updated my software. If your car is 04+, I'd try that.