BMW X3 2007–2014 — technical service bulletin
Bulletin 240113 · NHTSA communication 10150106 · issued Mar 1, 2013
Technical service bulletin
communication type
Power Train
component
2007–2014
model years
24
vehicle entries
Official summary
Oil Leak from Transfer Case. Oil is leaking from the transmission area, or oil seepage is noticed from the transmission/transfer case area during a service. CAUSE The leak can be misdiagnosed as a transmission fluid leak from either the mechatronics sleeve or transmission oil pan. The leak is actually coming from the transfer case (input or output shaft seal).
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.