# Service bulletin KC\-756

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: 10215328
- Published by NHTSA: 2022\-07\-05
- Manufacturer's number: KC\-756
- Manufacturer's date: 2022\-06\-29
- NHTSA component: POWER TRAIN

## NHTSA's summary

Mack Chassis \- Equipped With An Automated Manual Transmission \( AMT, mDrive \) \- Error Code 126 Displayed In Premium Tech Tool \( PTT \) While Performing The Calibration Procedure After The Shift Control Housing Has Been Removed And Installed

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10215328-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10215328-9999.pdf)

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

## Components

Transmission and driveline

## Vehicles listed

- MACK TD

JSON: [/v1/bulletins/10215328](/v1/bulletins/10215328)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%20KC-756&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10215328&vehicle=Service%20bulletin%20KC-756)