Service bulletin 122-P4E6W-11
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 | 10166907 |
| Published by NHTSA | 2019-11-01 |
| Manufacturer's number | 122-P4E6W-11 |
| Manufacturer's date | 2019-10-29 |
| NHTSA component | ENGINE AND ENGINE COOLING |
NHTSA's summary
Overview of approved C20 engine oils for all Porsche models.
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
Engine
| PORSCHE PORSCHE |
|---|
Listing a model year does not mean every vehicle of it is concerned: the document says which.