# Service bulletin 8\-1K2K\-07 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: 10156636
- Published by NHTSA: 2019\-04\-08
- Manufacturer's number: 8\-1K2K\-07 Rev A
- Manufacturer's date: 2014\-04\-30
- NHTSA component: POWER TRAIN

## NHTSA's summary

Informs the service channel that it may find and download the appropriate calibration for a replacement TCM for GMT 560 Calibration using a VIN look\-up tool.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2014/MC-10156636-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2014/MC-10156636-9999.pdf)

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

## Components

Transmission and driveline

## Vehicles listed

- ALLISON 1000 SERIES TRANSMISSION
- ALLISON 2000 SERIES TRANSMISSION

JSON: [/v1/bulletins/10156636](/v1/bulletins/10156636)

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