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SIB 54 02 18: Convertible top noise

Convertible top noise on BMW F32/F33/F36/F82 and other models (2014–2018); BMW explains the cause and the approved repair.

BMW service bulletin · NHTSA ID 10135038 · Feb 2018 · also written SI B54 02 18, B540218

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.

NOISES FROM THE C-PILLAR AREA OF THE CONVERTIBLE TOP: Cracking or clicking noises can be heard from the rear area of the convertible top (C-pillar area) when driving on uneven roads.

NHTSA's summary of this communication (excerpt)

Official document on NHTSA (PDF) →

Details

Bulletin numberSIB 54 02 18
Also written: SI B54 02 18, B540218, 54 02 18, SIB-54-02-18, SI B540218
NHTSA ID10135038
Document IDs filedB540218
TypeService bulletin
Date
Models428i, 430i, 435i, 440i, M4
Model years2014–2018
ChassisF32, F33, F36, F82, F83
EnginesB46/B48, B58, N20, N55, S55
Component (NHTSA)Structure › Body

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

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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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