# Service bulletin SA\-047\-20a

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: 10182126
- Published by NHTSA: 2020\-11\-04
- Manufacturer's number: SA\-047\-20a
- Manufacturer's date: 2020\-10\-14
- NHTSA component: EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\)

## NHTSA's summary

CRACKED REAR DIFFERENTIAL: Be aware that some new AWD vehicles have been found with cracked rear differential cases, as shown below. NOTE: This may affect new vehicles just delivered to the dealer or new vehicles in dealer inventory.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10182126-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10182126-9999.pdf)

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

## Components

Engine, Equipment and accessories, Engine control module

## Vehicles listed

- 2017 to 2020 MAZDA CX\-3
- 2020 MAZDA CX\-30
- 2017 to 2020 MAZDA CX\-5
- 2017 to 2020 MAZDA CX\-9

JSON: [/v1/bulletins/10182126](/v1/bulletins/10182126)

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