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Service bulletin No. 29-18

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 id10242103
Published by NHTSA2023-09-09
Manufacturer's numberNo. 29-18
Manufacturer's date2023-08-11
NHTSA componentTRAILER HITCHES

NHTSA's summary

Installation and conversion instructions for the trailer hitch on 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

Trailer hitch

Vehicles listed
PORSCHE CAYENNE2019, 2020, 2021, 2022, 2023, 2024
PORSCHE CAYENNE E-HYBRID2019, 2020, 2021, 2022, 2023 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE CAYENNE GT2020, 2021, 2022 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE CAYENNE GTS2021, 2022, 2023 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE CAYENNE S2019, 2020, 2021, 2022, 2023, 2024 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE CAYENNE S E-HYBRID2020 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE CAYENNE TURBO2019, 2020 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE CAYENNE TURBO2023 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE CAYENNE TURBO COUPE2020 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE CAYENNE TURBO GT2022, 2023, 2024 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE CAYENNE TURBO S E-HYBRID2019, 2020, 2021, 2022, 2023 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE redundant CAYENNE E-HYBRID2020

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
No. 11-232024-03-05. Service bulletin. Installation and conversion instructions for the trailer hitch
No. 29-182023-06-06. Service bulletin. Installation and conversion instructions for the trailer hitch on the 2018-2023 Cayenne.
No. 29-182022-07-06. Service bulletin. Installation and conversion instructions for the trailer hitch.
No. 29-182021-02-01. Service bulletin. Installation and conversion instructions for retrofitting a Trailer hitch on the Cayenne.
122-W3N9A-022020-02-04. Service bulletin. Instructions for installing a trailer hitch on a 2018 or newer Cayenne.
122-Q8E8E-112019-11-01. Service bulletin. Information about retrofitting a trailer hitch on the new Cayenne.
122-V6A2F-102019-10-31. Service bulletin. Porsche Intranet posting for WJ75 campaign, which seeks to check the towing lug on affected vehicles and replace if necessary.