# Service bulletin TSB170079\-032920

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: 10136553
- Published by NHTSA: 2018\-05\-14
- Manufacturer's number: TSB170079\-032920
- Manufacturer's date: 2018\-04\-02
- NHTSA component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

## NHTSA's summary

This Technical Service Bulletin announces that verification of aftertreatment component part numbers should be completed before ordering new parts as incorrect part numbers have been etched into aftertreatment components. This is an update to a previously submitted communication.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2018/MC-10136553-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2018/MC-10136553-0001.pdf)

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

## Components

Engine, Exhaust and emissions

## Vehicles listed

- CUMMINS B6.7
- CUMMINS L9
- CUMMINS X15

JSON: [/v1/bulletins/10136553](/v1/bulletins/10136553)

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