# Service bulletin B180118

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 10136336
- Published by NHTSA: 2018\-05\-07
- Manufacturer's number: B180118
- Manufacturer's date: 2018\-03\-01
- NHTSA component: EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

## NHTSA's summary

DIAGNOSING NOISE FROM THE REAR EXHAUST FLAP \(B58\): There is a rattling noise from the rear exhaust flap during initial start\-up.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2018/MC-10136336-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2018/MC-10136336-0001.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Engine, Equipment and accessories, Exhaust and emissions

## Vehicles listed

- 2016 to 2017 BMW 340I
- 2017 to 2018 BMW 440I
- 2017 to 2018 BMW M240I

## Recalls for the same vehicles and component

- [2024468](/recalls/tc/2024468.md), 2024-08-13: Engine
- [2021711](/recalls/tc/2021711.md), 2021-11-19: Engine
- [2018587](/recalls/tc/2018587.md), 2018-10-26: Engine
- [18V465000](/recalls/nhtsa/18V465000.md), 2018-07-11: ENGINE AND ENGINE COOLING:ENGINE

## Other bulletins for the same vehicles and component

- [B010224](/bulletins/11032730.md), 2026-05-18, Warranty extension: ENGINE. The EVAP systems purge \(vent\) valve limited warranty for defects in materials or workmanship has been extended to 15 years / 150,000 miles as determined from the original in\-service date.
- [B011423](/bulletins/10245365.md), 2023-12-06, Service bulletin: ENGINE AND ENGINE COOLING. PRESSURE CONTROL VALVE \(PCV\) EXTENDED LTD WTY 15 YEARS/150,000 MILES
- [B010919](/bulletins/10245364.md), 2023-12-06, Service bulletin: ENGINE AND ENGINE COOLING. DIESEL FUEL INJECTORS: LTD WTY EXTENSION TO 10 YEARS/120,000 MILES
- [B840822](/bulletins/10235205.md), 2023-05-01, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM. The 3G network in the US has been shut down. This means that only the 4G network will be available. In the 4G network, voice calls will be transferred via the Voice over LTE \(VoLTE\) function. For this purpose, the SIM card must perform an IMS registration in the mobile communication network. Due to a production error, the telematics control units were delivered without an IMS configuration. The Connected Drive voice services \(Concierge Call, BMW Assistance, and emergency call voice\) can no longer be used regionally in the US in vehicle with telematics control units ATM\-1 and TCB\-4G. Voice control of the vehicle and all other telephone \(paired mobile devices\) functions are not affected. Emergency call location data is unaffected.
- [TEC26](/bulletins/10216793.md), 2022-08-01, Service bulletin: ENGINE AND ENGINE COOLING. TEC26 Turbo Charger Return
- [TEC24](/bulletins/10216791.md), 2022-08-01, Service bulletin: EQUIPMENT. Tech24 Snap\-in Adapter Return
- [SIM110115](/bulletins/10216758.md), 2022-08-01, Service bulletin: ENGINE AND ENGINE COOLING. MINI engine oil part number transition and model year 2016 engine oils
- [SIM010603](/bulletins/10216757.md), 2022-08-01, Service bulletin: EQUIPMENT. MINI "Enhanced" dealer self authorized \(DSA\)K goodwill program
- [SIB011918](/bulletins/10215746.md), 2022-07-18, Service bulletin: EQUIPMENT; ENGINE AND ENGINE COOLING:ENGINE:CRANK/CAMSHAFT POSITION SENSOR. Component specific limited warranty extension. For the eligible vehicles, BMW of North America, LLC \(BMW NA\) is extending the limited warranty for the vehicle Nitrogen Oxide \(NOx\) Sensor\(s\) to: 10 years/120,000 miles as determined by the vehicle original in\-service date.
- [SISIB011317](/bulletins/10215031.md), 2022-07-05, Service bulletin: EQUIPMENT. Shipping specific non\-deployed vehicle safety devices to lighting resources, LLC

JSON: [/v1/bulletins/10136336](/v1/bulletins/10136336)

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