# Service bulletin TSB220085\-042620

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: 10211749
- Published by NHTSA: 2022\-05\-16
- Manufacturer's number: TSB220085\-042620
- Manufacturer's date: 2022\-04\-26
- NHTSA component: ENGINE; ENGINE AND ENGINE COOLING

## NHTSA's summary

This Technical Service Bulletin explains options available for customers to maintain their aftertreatment dieselparticulate filter \(DPF\). This communication focuses specifically on ash cleaning since ash cleaning is typically associated with the required maintenance of DPFs.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10211749-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10211749-9999.pdf)

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

## Components

Engine

## Vehicles listed

- CUMMINS B6.7
- CUMMINS ISB6.7
- CUMMINS ISL9
- CUMMINS ISX12
- CUMMINS ISX15
- CUMMINS L9
- CUMMINS X15

JSON: [/v1/bulletins/10211749](/v1/bulletins/10211749)

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