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Service bulletin 122-L5Y4G-09

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 id10165163
Published by NHTSA2019-09-23
Manufacturer's number122-L5Y4G-09
Manufacturer's date2019-08-06
NHTSA componentVEHICLE SPEED CONTROL:CRUISE CONTROL

NHTSA's summary

Technical information for addressing an adaptive cruise control fault in MY19 Cayenne vehicles.

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

Throttle and cruise control

Vehicles listed
PORSCHE CAYENNE2019

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
2121.42026-08-05. Service bulletin. ACC Dynamic Calibration Fault C110300
122-R4Z5Z-122021-03-06. Service bulletin. Resubmitting at request of Mr. Bernard Hardgrave. Advanced technical information on adaptive cruise control warnings along with ZFAS Faults.
No. 2007.12020-06-02. Service bulletin. Instructions for clearing adaptive cruise control faults and warnings.