# Service bulletin A202317281

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: 10183219
- Published by NHTSA: 2020\-11\-30
- Manufacturer's number: A202317281
- Manufacturer's date: 2020\-10\-02
- NHTSA component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR

## NHTSA's summary

Emission Recall \- General Motors has decided to conduct a voluntary emission recall on certain vehicles with a 1.2L engine \(RPO LIH\). These vehicles may have received incorrect catalytic converter parts that do not meet all emission system requirements. Dealers are to inspect the catalytic converter.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10183219-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10183219-9999.pdf)

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

## Components

Engine, Exhaust and emissions, Catalytic converter

## Vehicles listed

- 2020 BUICK ENCORE GX
- 2021 CHEVROLET TRAILBLAZER

## Other bulletins for the same vehicles and component

- [A202317281 02](/bulletins/10197318.md), 2021-06-14, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. Emission Recall. Certain vehicles with a 1.2L engine \(RPO LIH\) may have received incorrect catalytic converter parts that do not meet all emission system requirements. Dealers are to inspect the catalytic converter and replace if the correct part was not installed.
- [A202317281 01](/bulletins/10183221.md), 2020-11-30, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. Emission Recall \- General Motors has decided to conduct a voluntary emission recall on certain vehicles with a 1.2L engine \(RPO LIH\). These vehicles may have received incorrect catalytic converter parts that do not meet all emission system requirements. Dealers are to inspect the catalytic converter and replace if the correct part was not installed.

JSON: [/v1/bulletins/10183219](/v1/bulletins/10183219)

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