WenmarOpen by Wenmar Pro

Service bulletin No. 56-20

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 id10179274
Published by NHTSA2020-09-02
Manufacturer's numberNo. 56-20
Manufacturer's date2020-08-31
NHTSA componentELECTRICAL SYSTEM:WIRING; EQUIPMENT:ELECTRICAL:INFOTAINMENT

NHTSA's summary

Information on Classic Radio options for the 996 and 986 models.

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, Wiring and fuses

Vehicles listed
PORSCHE 9111997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
PORSCHE BOXSTER1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005

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
97572002-10-25. Service bulletin. CONCERNS REGARDING DAMAGE TO THE SEAT WIRING HARNESS UNDER THE LEFT FRONT SEAT. *TT
97572002-10-25. Service bulletin. CONCERNS WITH DAMAGE TO THE SEAT WIRING HARNESS UNDER THE LEFT FRONT SEAT ON 911 TURBO AND 911 GT2 *TT
87022002-03-08. Service bulletin. SUBJECT REGARDING ELECTRICAL PLUG ON HEATING / AIR CONDITIONING CONTROL. *JG
87022002-03-08. Service bulletin. SUBJECT REGARDING ELECTRICAL PLUG CONNECTION ON THE HEATING / AIR CONDITIONING CONTROL. *JG
3012001-11-16. Service bulletin. CODING OF NEW INSTRUMENT CLUSTER. *YH