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Service bulletin 0304

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 id10011681
Published by NHTSA2005-01-28
Manufacturer's number0304
Manufacturer's date2006-04-12
Replaces304
NHTSA componentPOWER TRAIN:MANUAL TRANSMISSION

NHTSA's summary

REVERSE GEAR CANNOT BE ENGAGED. *TC

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Transmission and driveline, Manual transmission

Vehicles listed
PORSCHE 911 CARRERA2005 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE 911 CARRERA S2005 (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
WMD42023-09-09. Service bulletin. Porsche intranet posting with information on WMD4 - workshop campaign - replacing manual transmission.
TB-5-052009-05-22. Service bulletin. PORSCHE: CLUTCH PEDAL DOES NOT FULLY REACH ITS ORIGINAL POSITION AFTER BEING DEPRESSED. THIS IS CAUSED BY AIR IN THE HYDRAULIC SYSTEM. *PE