# Service campaign WRK2

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 campaign
- NHTSA id: 11012774
- Published by NHTSA: 2025\-01\-09
- Manufacturer's number: WRK2
- Manufacturer's date: 2024\-12\-14
- Campaign id or software version: WRK2
- NHTSA component: ENGINE

## NHTSA's summary

Porsche intranet posting with information on WRK2 Workshop campaign \- Replacing coolant regulator

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2024/MC-11012774-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2024/MC-11012774-9999.pdf)

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

## Components

Engine

## Vehicles listed

- 2023 PORSCHE CAYENNE
- 2023 PORSCHE CAYENNE E\-HYBRID
- 2023 PORSCHE CAYENNE GTS
- 2023 PORSCHE CAYENNE S
- 2023 PORSCHE CAYENNE TURBO
- 2023 PORSCHE CAYENNE TURBO GT
- 2023 PORSCHE CAYENNE TURBO S E\-HYBRID
- 2023 PORSCHE MACAN
- 2023 PORSCHE MACAN GTS
- 2023 PORSCHE MACAN S
- 2023 PORSCHE MACAN TURBO

## Other bulletins for the same vehicles and component

- [WSM5](/bulletins/11037867.md), 2026-10-02, Service campaign: ENGINE; STRUCTURE:BODY. Porsche intranet posting for Campaign WSM5 – Replacing engine data sticker \(VECI\)
- [No. WSM5](/bulletins/11037865.md), 2026-10-02, Service campaign: ENGINE; STRUCTURE:BODY. Technical Information for Campaign WSM5 – Replacing engine data sticker \(VECI\)
- [No. 31\-26](/bulletins/11037825.md), 2026-10-02, Service bulletin: POWER TRAIN; ENGINE. Manufacturer's Certificate for Overview of Approved Porsche C40 Engine Oils
- [No. 30\-26](/bulletins/11037822.md), 2026-10-02, Service bulletin: ENGINE; POWER TRAIN. Manufacturer's Certificate for Overview of Approved Porsche C20 Engine Oils
- [No. 29\-26](/bulletins/11037818.md), 2026-10-02, Service bulletin: ENGINE; POWER TRAIN. Manufacturer's Certificate for Overview of Approved Porsche C30 Engine Oils
- [No. 36\-26](/bulletins/11037801.md), 2026-10-02, Service bulletin: POWER TRAIN; ENGINE. Manufacturer's Certificate for Overview of Approved Porsche C40 Engine Oils
- [GR13D802](/bulletins/11037070.md), 2026-09-04, Service bulletin: ENGINE; POWER TRAIN. Parts Information for Parts Withdrawal \- Coolant Regulator Housing
- [GR13D803](/bulletins/11037068.md), 2026-09-04, Service bulletin: ENGINE. Parts Withdrawal \- Control Valve
- [No. 2304\-2](/bulletins/11037057.md), 2026-09-04, Service bulletin: ENGINE; POWER TRAIN. Information on Advanced Technical Information for E3.I/G2 V8 – Oil/Air Separator Membrane Failure
- [49/26](/bulletins/11035938.md), 2026-08-06, Service bulletin: ENGINE. Noises After a Cold Start of the Engine Due to Camshaft Actuator \(SY 49/26\)

JSON: [/v1/bulletins/11012774](/v1/bulletins/11012774)

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