This bulletin applies to 2007 BMW 335i models, equipped with the N54 engine and produced from 6-1-2006 through 9-15-2006. The complaint may involve a slight bucking under acceleration or when pulling away after a cold start.
This situation may occur only on a cold engine and is primarily noticeable in gears 1-3, up to an engine speed of 3,000 rpm. Both manual and automatic transmission equipped vehicles may be affected.
The cause is DME software calibration.
Reprogram using Program V23.01.00 or higher.