BMW M2 2013–2017 — technical service bulletin
Bulletin B330416 · NHTSA communication 10147013 · issued Aug 1, 2016
Technical service bulletin
communication type
Equipment
component
2013–2017
model years
17
vehicle entries
Official summary
"SERVICE ACTION: REPLACE REAR-AXLE DIFFERENTIAL This Service Information bulletin supersedes SI 33 04 16 dated August 2016 The vehicle delivery stop has been lifted.. The rear differential emits a loud noise. Manufacturing defect in the rear differential limited slip clutch pack. This may cause, in certain driving situations, excessive noise from the rear differential. AFFECTED VEHICLES This Service Action involves certain M2 Coupe, M3 Sedan, M4 Coupe and Convertible, M5 and M6 (Gran Coupe, Convertible, and Coupe) produced from May 12, 2016 through July 4, 2016. Vehicles which require this Ser
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.