BMW 320I 2014 — technical service bulletin
Bulletin 330114 · NHTSA communication 10147920 · issued Mar 1, 2014
Technical service bulletin
communication type
Power Train
component
2014
model years
8
vehicle entries
Official summary
"?SI B33 01 14 March 2014 Rear AxleTechnical Service. This Service Information bulletin supersedes SI B33 01 14 dated February 2014. PERFORM THE PROCEDURE OUTLINED IN THIS SERVICE INFORMATION ON ALL AFFECTED VEHICLES BEFORE CUSTOMER DELIVERY OR THE NEXT TIME THEY ARE IN THE SHOP FOR MAINTENANCE OR REPAIRS. designates changes to this revision SUBJECT Delivery Stop/Service Action: Check Rear Axle Differential. 1 A Delivery Stop has been issued on certain 2014 model year F15 and F3x vehicles produced from July 2013 to January 2014 because the final drive differential gears may not have been prope
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.