# Service bulletin TSB\-072321

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: 10199428
- Published by NHTSA: 2021\-07\-23
- Manufacturer's number: TSB\-072321
- Manufacturer's date: 2021\-07\-23
- NHTSA component: VISIBILITY

## NHTSA's summary

The large hex retainer nut on each wiper pivot may become loose and could cause damage or misalignment of the wiper system. TSB will show how to install threadlocker to prevent this from happening.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10199428-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10199428-9999.pdf)

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

## Components

Glass, wipers and mirrors

## Vehicles listed

- 2012 to 2021 ROSENBAUER COMMANDER

JSON: [/v1/bulletins/10199428](/v1/bulletins/10199428)

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