Service bulletin B122418
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 | 10149574 |
| Published by NHTSA | 2018-11-26 |
| Manufacturer's number | B122418 |
| Manufacturer's date | 2018-10-01 |
| NHTSA component | ELECTRICAL SYSTEM |
NHTSA's summary
SERVICE ACTION: PROGRAM CONTROL UNITS (DME). Revised engine lubrication strategy has been implemented. Specifically, crankcase oil spraying jets will be activated at lower engine speeds, to improve pistons lubrication and cooling.
The document
The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.
Components
Electrical system
| BMW 550I | 2017 |
|---|---|
| BMW 750LI | 2016 to 2017 |
Listing a model year does not mean every vehicle of it is concerned: the document says which.
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