BMW 328D 2014–2015 — technical service bulletin
Bulletin 180214 · NHTSA communication 10148175 · issued Dec 1, 2014
Technical service bulletin
communication type
Power Train
component
2014–2015
model years
3
vehicle entries
Official summary
Dual Mass Flywheel - Diagnosis and Inspection. INFORMATION The following three criteria must be checked, evaluated and the resulting findings documented on the repair order prior to replacing a dual-mass flywheel as defective: 1. Total rotational angle at no load condition (with applied torque less then 20 Nm) 2. Secondary plate longitudal axial play 3. Friction surface appearance changes due to thermal overload.
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.