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SIB 66 27 19: Mirror warning message

Mirror warning message on BMW G01/G02/G05/G06 and other models (2014–2023); BMW explains the cause and the approved repair.

BMW service bulletin · NHTSA ID 10225127 · Sep 2022 · also written SI B66 27 19, B662719

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.

The Lane Change Warning (LCW) yellow triangle symbol on either one, or both the exterior side view mirrors does not illuminate to alert the driver when it should.

NHTSA's summary of this communication (excerpt)

Official document on NHTSA (PDF) →

Details

Bulletin numberSIB 66 27 19
Also written: SI B66 27 19, B662719, 66 27 19, SIB-66-27-19, SI B662719
NHTSA ID10164017, 10225127 (revisions)
Document IDs filedB662719
TypeService bulletin
Date (first filed Jul 2019)
ModelsX3, X4, X5, X6, X6 M, X7, Z4
Model years2014–2023
ChassisG01, G02, G05, G06, G07, G29, E71, E89, F15, F16, F25, F26, F86, F96, F97, F98
EnginesB46/B48, B47, B58, N20, N47, N54, N55, N57, N63, S58, S63
Component (NHTSA)Electrical System
Lane Departure
Lane Departure › Warning
Visibility

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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  • SIB 12 06 26 Fault codes software update Fault codes software update on BMW G05/G06 models (2023–2026); BMW released a software update. Service campaign · Jun 2026
  • SIB 01 05 20 EGR cooler warranty extension EGR cooler warranty extension on B46/B48/B47/B58/N20/N47/N55/N57/N63 engines (2014–2018); BMW extended the warranty on this part for eligible cars. Warranty extension · Aug 2025
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Before you pay: check your VIN for recalls

Some failures are covered by a safety recall or a warranty extension. Our free recall check lists NHTSA recalls for your car's model and year.

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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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