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SIB 27 01 16: Transfer case replacement

Transfer case replacement on N63/N74 engines (2016–2017); the fix is replacing the affected part.

BMW service bulletin · NHTSA ID 10147007 · Aug 2016 · also written SI B27 01 16, B270116

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.

SERVICE ACTION: REPLACE THE DUST BOOT ON THE TRANSFER CASE. The dust boot (gaiter) for the front drive shaft at the transfer case may allow debris to enter the joint for the front driveshaft at the transfer case. The material of the dust boot may tear.

NHTSA's summary of this communication (excerpt)

Official document on NHTSA (PDF) →

Details

Bulletin numberSIB 27 01 16
Also written: SI B27 01 16, B270116, 27 01 16, SIB-27-01-16, SI B270116
NHTSA ID10147537, 10147007 (revisions)
Document IDs filedB270116
TypeService bulletin
Date (first filed Jul 2016)
Models750LI, M760LI
Model years2016–2017
ChassisG11, G12
EnginesN63, N74
Component (NHTSA)Equipment Adaptive/Mobility
Power Train
Power Train › Transfer Case (4-wheel Drive)

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.

Related bulletins

Before you pay, check the VIN for recalls. Some failures are covered by a safety recall or a BMW warranty extension.

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.

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