BMW 1 Series M 2008–2014 — technical service bulletin

Bulletin B110815 · NHTSA communication 10146706 · issued Jun 1, 2017

Technical service bulletin

communication type

Engine

component

2008–2014

model years

vehicle entries

Official summary

N63 and S63 Engine: Valve Seal Replacement This Service Information bulletin replaces SI B11 08 15 June May 2017 What's New: Diagnostic tips updated. Refer to the following applicable SIBs before replacing the valve seals. B11 07 11 - Turbocharger Failure: Oil Supply and Return Line Blockage and Proper Repair B11 07 12 - N63 Engine: Oil Consumption and/or Rough Running Complaints B11 01 13 - N63 Engine: Engine Oil Consumption, Engine Oil Top-ups and Refill Capacity B11 03 13 - Engine Oil Consumption (all models) If the valve seals are leaking, one of the following will help determine if the se

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.