# Service bulletin SIL 06\-WT\-04 Rev

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: 10212228
- Published by NHTSA: 2022\-05\-31
- Manufacturer's number: SIL 06\-WT\-04 Rev
- Manufacturer's date: 2022\-02\-28
- NHTSA component: POWER TRAIN:AUTOMATIC TRANSMISSION

## NHTSA's summary

Announces the release of several new re\-trans products, including interchangeability

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10212228-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10212228-9999.pdf)

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

## Components

Transmission and driveline, Automatic transmission

## Vehicles listed

- ALLISON 4000 SERIES TRANSMISSION
- ALLISON TRANSMISSION

JSON: [/v1/bulletins/10212228](/v1/bulletins/10212228)

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