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Service bulletin 503

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 id10006009
Published by NHTSA2004-04-06
Manufacturer's number503
Manufacturer's date2004-07-26
Replaces503
NHTSA componentSERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:PADS

NHTSA's summary

PORSCHE CERAMIC COMPOSITE BRAKE (PCCB) BRAKE PADS. 911 GT2 VERSION. *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

Brakes, Brake pads

Vehicles listed
PORSCHE 9112001

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
46362004-04-27. Service bulletin. PORSCHE CERAMIC COMPOSITE BRAKE (PCCB) BRAKE PADS. PORSCHE 911 GT2 2001. *MR