# Service bulletin B111818

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: 10153739
- Published by NHTSA: 2019\-02\-25
- Manufacturer's number: B111818
- Manufacturer's date: 2019\-01\-01
- NHTSA component: ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER; EQUIPMENT

## NHTSA's summary

SERVICE ACTION: ALPINA B7 WITH N63R ENGINE \- CHECK AND REPLACE OIL FEED LINES AND THE MAP THERMOSTAT ELECTRICAL CONNECTOR. This bulletin describes the procedures to inspect and if necessary replace the following components: \* Turbo charger oil feed lines \(leaking\) \* Map thermostat and electrical harness \(corrosion\).

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2019/MC-10153739-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2019/MC-10153739-9999.pdf)

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

## Components

Electrical system, Engine, Equipment and accessories, Turbocharger or supercharger

## Vehicles listed

- 2017 BMW 740E
- 2017 BMW 740I
- 2016 to 2017 BMW 740LI
- 2016 to 2017 BMW 750LI
- 2017 BMW M760I

## Other bulletins for the same vehicles and component

- [B111516](/bulletins/10153738.md), 2019-02-25, Service bulletin: EQUIPMENT; ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER. B58 ENGINE: OIL LEAK FROM TURBOCHARGER. Engine oil \(1\) can be seen leaking from the bottom of the turbocharger near the band clamp \(2\). The turbocharger band clamp is loose.

JSON: [/v1/bulletins/10153739](/v1/bulletins/10153739)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%20B111818&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10153739&vehicle=Service%20bulletin%20B111818)