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Service bulletin WPJ7

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 id10245165
Published by NHTSA2023-11-08
Manufacturer's numberWPJ7
Manufacturer's date2023-10-13
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION; EQUIPMENT; ELECTRICAL SYSTEM:WIRING

NHTSA's summary

Porsche intranet posting with information on rerouting wiring harness in transmission

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

Electrical system, Equipment and accessories, Transmission and driveline, Automatic transmission, Wiring and fuses

Vehicles listed
PORSCHE 911 GT32022, 2023 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE 911 GT3 RS2023 (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
No. 88-202024-02-08. Service bulletin. Technical information for a complaint - oil leaks on double clutch transmission
No. 105-232023-11-07. Service bulletin. Technical information on WPJ7 - rerouting wiring harness in transmission
No. 236-222023-06-06. Service bulletin. Technical information for NWT1 - reprogramming connect control unit and central computer
No. 14-22-12022-04-05. Service bulletin. Information on a message stating "enabling was performed" in which appears repeatedly on the PCM screen.