# Other IS297 Rev B

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: Other
- NHTSA id: 11028369
- Published by NHTSA: 2026\-02\-05
- Manufacturer's number: IS297 Rev B
- Manufacturer's date: 2026\-01\-12
- NHTSA component: POWER TRAIN
- Manufacturer's system: Transmission

## NHTSA's summary

Process for fluid sampling

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11028369-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11028369-9999.pdf)

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

## Components

Transmission and driveline

## Vehicles listed

- ALLISON TRANSMISSION

JSON: [/v1/bulletins/11028369](/v1/bulletins/11028369)

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