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SIB 12 32 15: Engine Idle Speed Fluctuates Intermittently, when Shifting into Gear

Engine Idle Speed Fluctuates Intermittently, when Shifting into Gear on BMW E70/E71 models (2008–2013); BMW explains the cause and the approved repair.

BMW service bulletin · NHTSA ID 10147862 · Dec 2015 · also written SI B12 32 15, B123215

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.

Engine Idle Speed Fluctuates Intermittently, when Shifting into Gear. While stationary, the engine idle speed could fluctuate (once or a few times) after engaging either ""Drive"" or ""Reverse gear. It is possible that the engine could also stall.

NHTSA's summary of this communication (excerpt)

Official document on NHTSA (PDF) →

Details

Bulletin numberSIB 12 32 15
Also written: SI B12 32 15, B123215, 12 32 15, SIB-12-32-15, SI B123215
NHTSA ID10147761, 10147862 (revisions)
Document IDs filedB123215
TypeService bulletin
Date (first filed Oct 2015)
ModelsX5, X6
Model years2008–2013
ChassisE70, E71
EnginesN54, N55, N57, N63
Component (NHTSA)Electrical System
Engine

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.

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