# Service bulletin TT8008EN Rev A

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: 10117314
- Published by NHTSA: 2017\-09\-14
- Manufacturer's number: TT8008EN Rev A
- Manufacturer's date: 2017\-06\-02
- NHTSA component: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\)

## NHTSA's summary

Advises services to reflash TCM if DTC P2789 is triggered.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2017/MC-10117314-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2017/MC-10117314-0001.pdf)

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

## Components

Transmission and driveline, Automatic transmission, Transmission control module

## Trouble codes named

P2789

## Vehicles listed

- ALLISON 1000 SERIES TRANSMISSION

JSON: [/v1/bulletins/10117314](/v1/bulletins/10117314)

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