# Service bulletin TSB150089\-060415

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: 10086024
- Published by NHTSA: 2016\-12\-13
- Manufacturer's number: TSB150089\-060415
- Manufacturer's date: 2015\-07\-21
- NHTSA component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

## NHTSA's summary

THIS TECHNICAL SERVICE BULLETIN INTRODUCES A REVISED BACKFLOW CONNECTOR FOR THE BOSCH AFTERTREATMENT DEF \(DIESEL EXHAUST FLUID\) DOSING UNIT. IN SOME CASES, THE AFTERTREATMENT DEF DOSING LINES ARE NOT BEING FULLY PURGED DURING THE PURGE CYCLE, WHICH CAN RESULT IN INTERNAL CRACKING OF THE AFTERTREATMENT DEF DOSING UNIT AND LEAKAGE OF DEF.

## The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

## Components

Engine, Exhaust and emissions

## Vehicles listed

- CUMMINS ISB6.7
- CUMMINS ISC8.3
- CUMMINS ISL9
- CUMMINS ISX11.9
- CUMMINS ISX12
- CUMMINS ISX15

JSON: [/v1/bulletins/10086024](/v1/bulletins/10086024)

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