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Service bulletin 2311.2

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 bulletin
NHTSA id10249828
Published by NHTSA2024-02-07
Manufacturer's number2311.2
Manufacturer's date2024-01-02
NHTSA componentENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE

NHTSA's summary

Instructions on advanced technical information for a DME fault - fuel low pressure

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.

Components

Engine, Fuel system

Vehicles listed
PORSCHE 9112021, 2022, 2023
PORSCHE 911 4S2022 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE 911 CARRERA2021, 2022, 2023 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE 911 CARRERA GTS2022, 2023 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE 911 CARRERA S2021 (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 CARRERA T2023 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE 911 GT32021, 2022, 2023 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE 911 GT3 TOURING2022, 2023 (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.

Other bulletins for the same vehicles and component
WSM52026-10-02. Service campaign. Porsche intranet posting for Campaign WSM5 – Replacing engine data sticker (VECI)
No. WSM52026-10-02. Service campaign. Technical Information for Campaign WSM5 – Replacing engine data sticker (VECI)
No. 91-262026-10-02. Service bulletin. Technical Information for Particles/Metal Chips/Residues in Engine Oil
No. 32-262026-10-02. Service bulletin. Manufacturer's Certificate for Overview of approved Porsche C40 GT engine oils
No. 31-262026-10-02. Service bulletin. Manufacturer's Certificate for Overview of Approved Porsche C40 Engine Oils
No. 30-262026-10-02. Service bulletin. Manufacturer's Certificate for Overview of Approved Porsche C20 Engine Oils
No. 29-262026-10-02. Service bulletin. Manufacturer's Certificate for Overview of Approved Porsche C30 Engine Oils
No. 36-262026-10-02. Service bulletin. Manufacturer's Certificate for Overview of Approved Porsche C40 Engine Oils
13/262026-08-06. Service bulletin. Allocation of Approved Engine Oils MY 2027 (13/26)
GR13D7902026-07-08. Other. Parts Withdrawal - Various Parts