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Service campaign WRB2

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService campaign
NHTSA id11006001
Published by NHTSA2024-08-06
Manufacturer's numberWRB2
Manufacturer's date2024-07-16
Campaign id or software versionWRB2
NHTSA componentUNKNOWN OR OTHER

NHTSA's summary

Porsche intranet posting for information on workshop campaign WRB2 - replace oil warning sticker

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Vehicles listed
PORSCHE 911 CARRERA S2019, 2020, 2021 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE 911 CARRERA S2023 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE 911 GT32019 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE 911 GT32021, 2022, 2023, 2024 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE 911 GT3 RS2019 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE 911 GT3 RS2023, 2024 (the catalog's model; the bulletin names a series or trim of it)

Listing a model year does not mean every vehicle of it is concerned: the document says which.