# Service bulletin TSB210106\-051820

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: 10198323
- Published by NHTSA: 2021\-06\-28
- Manufacturer's number: TSB210106\-051820
- Manufacturer's date: 2021\-05\-18
- NHTSA component: POWER TRAIN

## NHTSA's summary

This Technical Service Bulletin describes the verification and resolution of intermittent datalink fault codes for aftertreatment, turbocharger, or certain chassis systems in Freightliner® chassis equipped with an Allison® transmission. This is due to OEM wiring harness routing near the transmission can rub on the lifting pads for the transmission causing the malfunction and associated datalink faults.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10198323-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10198323-9999.pdf)

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

## Components

Transmission and driveline

## Vehicles listed

- CUMMINS B6.7
- CUMMINS L9N

JSON: [/v1/bulletins/10198323](/v1/bulletins/10198323)

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