# Service bulletin No. 140\-22\-1

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: 10232404
- Published by NHTSA: 2023\-03\-04
- Manufacturer's number: No. 140\-22\-1
- Manufacturer's date: 2023\-02\-14
- NHTSA component: PARKING BRAKE

## NHTSA's summary

Technical information on WNK5 \- exchanging spreader device

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10232404-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10232404-9999.pdf)

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

## Components

Brakes, Parking brake

## Vehicles listed

- 2021 to 2022 PORSCHE 718 BOXSTER
- 2021 PORSCHE 718 CAYMAN
- 2022 PORSCHE redundant CAYMAN

## Other bulletins for the same vehicles and component

- [No. 166\-22\-3](/bulletins/10232409.md), 2023-03-04, Service bulletin: PARKING BRAKE. Technical information on WNK6 \- replacing spreader device

JSON: [/v1/bulletins/10232404](/v1/bulletins/10232404)

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