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Service bulletin No. D512

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 id10180512
Published by NHTSA2020-10-01
Manufacturer's numberNo. D512
Manufacturer's date2020-09-15
NHTSA componentVISIBILITY; ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS

NHTSA's summary

Information on parts withdrawal of a vent line for the Cayenne.

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

Engine, Glass, wipers and mirrors, Cooling system

Vehicles listed
PORSCHE CAYENNE2018, 2019, 2020

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
122-M2B7Y-062019-06-24. Service bulletin. Due to a component change, only cooling-air flaps for the charge-air cooler (left) with an additional securing rib on the component frame are available in the event of spare parts requirements. Document gives instructions for replacing the cooling-air flap depending on the type of coolant hose installed in the vehicle.