# Service bulletin 22NA025

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: 10214241
- Published by NHTSA: 2022\-06\-21
- Manufacturer's number: 22NA025
- Manufacturer's date: 2022\-02\-02
- NHTSA component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR

## NHTSA's summary

This technical bulletin provides a procedure to check and repair the balancer if found contacting the front cover.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10214241-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10214241-9999.pdf)

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

## Components

Engine, Exhaust and emissions, Catalytic converter

## Vehicles listed

- 2019 to 2020 CHEVROLET SILVERADO 2500
- 2019 to 2020 CHEVROLET SILVERADO 4500
- 2019 to 2020 GMC SIERRA 2500

JSON: [/v1/bulletins/10214241](/v1/bulletins/10214241)

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