# Service bulletin TSB170047\-011820

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: 10129837
- Published by NHTSA: 2018\-03\-12
- Manufacturer's number: TSB170047\-011820
- Manufacturer's date: 2018\-01\-18
- NHTSA component: FUEL SYSTEM, DIESEL; SUSPENSION

## NHTSA's summary

This Technical Service Bulletin describes the verification and resolution of the alignment arrows on aftertreatment diesel particulate filter \(DPF\) and aftertreatment decomposition tube are intentionally misaligned by approximately 10 degrees only on Pierce? firetruck applications. Misalignment of aftertreatment DPF and aftertreatment decomposition tube is required to allow for adequate aftertreatment system clearance in this application.This is a revision to a previously submitted communication.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2018/MC-10129837-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2018/MC-10129837-0001.pdf)

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

## Components

Fuel system, Suspension

## Vehicles listed

- CUMMINS B6.7
- CUMMINS L9
- CUMMINS X15

JSON: [/v1/bulletins/10129837](/v1/bulletins/10129837)

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