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Service bulletin 991911-16

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 id10198511
Published by NHTSA2021-06-28
Manufacturer's number991911-16
Manufacturer's date2016-04-11
NHTSA componentEXTERIOR LIGHTING:HEADLIGHTS; EQUIPMENT

NHTSA's summary

Retrofitting - Only for vehicles with LED headlights incl. Porsche Dynamic light

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

Equipment and accessories, Lighting, Headlights

Vehicles listed
PORSCHE CAYENNE S E-HYBRID2017 (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.

Recalls for the same vehicles and component
22V6560002022-08-30. EXTERIOR LIGHTING:HEADLIGHTS

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.