# Service bulletin TSB210034\-042020

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: 10211745
- Published by NHTSA: 2022\-05\-16
- Manufacturer's number: TSB210034\-042020
- Manufacturer's date: 2022\-04\-20
- NHTSA component: ENGINE AND ENGINE COOLING; ENGINE

## NHTSA's summary

This Technical Service Bulletin describes the verification and resolution of an audible fuel knock noise during the first 160 km \[ 100 miles \] is a result of incomplete fueling adaption learning and is not an indication of a malfunction. This is an update to a previously submitted communication

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10211745-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10211745-9999.pdf)

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

## Components

Engine

## Vehicles listed

- CUMMINS L9

JSON: [/v1/bulletins/10211745](/v1/bulletins/10211745)

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