# Service bulletin TT7674EN

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: 10155503
- Published by NHTSA: 2019\-04\-01
- Manufacturer's number: TT7674EN
- Manufacturer's date: 2015\-06\-10
- NHTSA component: ENGINE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); EQUIPMENT

## NHTSA's summary

Tech Tip concerning Potential Loss of Throttle Response on Specific MCI Coaches

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2015/MC-10155503-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2015/MC-10155503-9999.pdf)

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

## Components

Engine, Equipment and accessories, Transmission and driveline, Automatic transmission, Transmission control module

## Vehicles listed

- ALLISON B SERIES

JSON: [/v1/bulletins/10155503](/v1/bulletins/10155503)

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