Service bulletin TSB230058-031620
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 | 10233714 |
| Published by NHTSA | 2023-04-05 |
| Manufacturer's number | TSB230058-031620 |
| Manufacturer's date | 2023-03-21 |
| NHTSA component | ENGINE AND ENGINE COOLING |
NHTSA's summary
This Technical Service Bulletin announces introduction of new Valve Seat Guide no. 6381879 and supersedes the old part no. 3906206.
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
| CUMMINS B5.9 | |
|---|---|
| CUMMINS ISB |
Listing a model year does not mean every vehicle of it is concerned: the document says which.