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SIB 11 08 15: Valve stem seals rough running

Valve stem seals rough running on N63/S63 engines (2007–2016); the fix is replacing the affected part.

BMW service bulletin · NHTSA ID 10149960 · Sep 2018 · also written SI B11 08 15, B110815

What it covers

A service bulletin tells BMW technicians how to diagnose or fix a known issue. It is not a recall: a repair under a bulletin is normally paid by the owner unless the car is still under warranty or a warranty extension applies.

N63 and S63 Engine: Valve Seal Replacement. Refer to the following applicable SIBs before replacing the valve seals.

NHTSA's summary of this communication (excerpt)

Official document on NHTSA (PDF) →

Details

Bulletin numberSIB 11 08 15
Also written: SI B11 08 15, B110815, 11 08 15, SIB-11-08-15, SI B110815
NHTSA ID10147125, 10146943, 10147759, 10147808, 10151165, 10151248, 10151301, 10146706, 10149960 (revisions)
Document IDs filedB110815
TypeService bulletin
Date (first filed May 2015)
Models1 Series M, 528i, 535d, 535i, 535I Gran Turismo, 550i, 550I Gran Turismo, 640i, 650i, 740i, 740LD, 740LI, 750i, 750LI, 760LI, ActiveHybrid 3, ActiveHybrid 5, ActiveHybrid 7, ACTIVEHYBRID 7, M5, M6, X5, X5 M, X6, X6 ActiveHybrid, X6 M
Model years2007–2016
ChassisE60, E70, E71, E72, E82, F01, F02, F06, F07, F10, F12, F13, F30
EnginesN63, S63
Component (NHTSA)Engine
Engine And Engine Cooling › Engine › Gasoline › Turbo/Supercharger
Engine And Engine Cooling › Exhaust System › Manifold/Header/Muffler/Tail Pipe
Equipment
Fuel System
Gasoline

Model, year and engine coverage comes from NHTSA's records. Not every car in this range is affected; the official document lists the exact production dates and conditions.

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Source: NHTSA Manufacturer Communications (public data). BimmerBench is not affiliated with BMW or NHTSA. The title and description above are our own plain-English summary; the full bulletin is BMW's document, linked above.