BMW 330E 2014–2017 — technical service bulletin
Bulletin B240117 · NHTSA communication 10146536 · issued Feb 1, 2017
Technical service bulletin
communication type
Power Train
component
2014–2017
model years
8
vehicle entries
Official summary
"?AUTOMATIC TRANSMISSION DRIVEABILITY COMPLAINTS . Hesitant drive off, sluggish driving behavior. The Automatic Transmission (AT) switches into emergency mode and operates only in first gear, Manual shifting (+/-) in Sport Program (using both gear selector and/or shift paddles) is not possible. 44E257 - ""N6 speed sensor: Direction of rotation invalid"" is stored in transmission control module Transmission Control Unit (GKEG3HY) software"
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.