BMW X3 2011–2015 — technical service bulletin
Bulletin B660116 · NHTSA communication 10151118 · issued Feb 1, 2016
Technical service bulletin
communication type
Back Over Prevention
component
2011–2015
model years
5
vehicle entries
Official summary
SUBJECT TRSVC Control Unit Cannot Be Programmed. During ISTA/P session, ISTA/P requests that the TRSVC (Top Rear Side View Camera) control unit be replaced because ISTA/P cannot program it. Software error in the TRSVC control unit
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.