# Service bulletin 21NA142

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: 10200143
- Published by NHTSA: 2021\-08\-09
- Manufacturer's number: 21NA142
- Manufacturer's date: 2021\-06\-30
- NHTSA component: EQUIPMENT ADAPTIVE/MOBILITY; SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:PADS; EQUIPMENT

## NHTSA's summary

This technical bulletin provides repair information to correct a customer concern of hearing front brake grind/groan noise after sitting overnight.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10200143-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10200143-9999.pdf)

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

## Components

Brakes, Equipment and accessories, Brake pads

## Vehicles listed

- 2020 to 2021 BUICK ENCLAVE
- 2021 CADILLAC XT5
- 2021 CADILLAC XT6
- 2021 CHEVROLET BLAZER
- 2021 CHEVROLET COLORADO
- 2020 to 2021 CHEVROLET TRAVERSE
- 2021 GMC ACADIA
- 2021 GMC CANYON

## Other bulletins for the same vehicles and component

- [19NA115](/bulletins/10186067.md), 2021-02-01, Service bulletin: SERVICE BRAKES, AIR:DISC:PADS; SERVICE BRAKES. This technical bulletin provides repair information to correct a customer concern of a rear brake squeal noise.
- [19NA115](/bulletins/10171892.md), 2020-03-02, Service bulletin: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:PADS. This technical bulletin provides repair information to correct a customer concern of a rear brake squeal noise.

JSON: [/v1/bulletins/10200143](/v1/bulletins/10200143)

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