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Service bulletin 553

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 id10015566
Published by NHTSA2005-07-29
Manufacturer's number553
Manufacturer's date2005-06-20
NHTSA componentELECTRICAL SYSTEM:IGNITION

NHTSA's summary

THE IGNITION SWITCH KEY CANNOT BE REMOVED FROM THE IGNITION LOCK AFTER DRIVING THE VEHICLE FOR APPROX. ONE HOUR. W553 - REPLACING TIPTRONIC TRANSMISSION SELECTOR SUPPORT (WORSHOP SERVICE ACTION). *TT

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

Electrical system, Ignition

Vehicles listed
PORSCHE 911 CARRERA2005 (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
TI-58-122014-08-05. Service bulletin. PORSCHE: PROCEDURAL INFORMATION PROVIDED REGARDING THE REPLACING OF FAULTY CRACKED IGNITION COILS ON CERTAIN VEHICLES. MODEL 1997-2013 BOXSTER (986), BOXSTER/CAYMAN (987), CARRERA (996 & 997). *PE