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Service bulletin No. 12-20.3

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 id10180523
Published by NHTSA2020-10-01
Manufacturer's numberNo. 12-20.3
Manufacturer's date2020-09-17
NHTSA componentPOWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT

NHTSA's summary

Service campaign information on Porsche workshop campaign WLA8 - Checking Connecting Shaft for Front-Wheel Drive and Replacing it if Necessary

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

Transmission and driveline, Axle

Vehicles listed
PORSCHE PANAMERA 42017, 2018 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE PANAMERA 4 EXECUTIVE2018 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE PANAMERA 4 HYBRID2018 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE PANAMERA 4 HYBRID EXECUTI2018 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE PANAMERA 4 HYBRID SPORT T2018 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE PANAMERA 4 SPORT TURISMO2018 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE PANAMERA 4S2017, 2018 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE PANAMERA 4S EXECUTIVE2017, 2018 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE PANAMERA 4S SPORT TURISMO2018 (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
WLA82020-10-01. Service bulletin. Porsche intranet posting for update on Porsche campaign WLA8 Workshop campaign - Checking connecting shaft for front-wheel drive and replacing it if necessary.
No. 12-20.22020-10-01. Service bulletin. Service campaign information for Porsche Workshop campaign WLA8 Workshop campaign - Checking connecting shaft for front-wheel drive and replacing it if necessary
No. 12-20.12020-10-01. Service bulletin. Service Campaign information for Porsche workshop campaign WLA8 - Checking Connecting Shaft for Front-Wheel Drive and Replacing it if Necessary.