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Service bulletin No. 114-16

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 id11021646
Published by NHTSA2025-08-07
Manufacturer's numberNo. 114-16
Manufacturer's date2025-07-24
NHTSA componentVISIBILITY/WIPER

NHTSA's summary

Technical information for Assessment of Extent of Fogging on Lighting Components

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

Glass, wipers and mirrors, Wipers and washers

Vehicles listed
PORSCHE 9112026
PORSCHE CAYENNE2026
PORSCHE CAYENNE COUPE2026 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE CAYENNE E-HYBRID2026 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE MACAN2026
PORSCHE PANAMERA2026
PORSCHE PANAMERA 4 E-HYBRID2026 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE TAYCAN2026

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
GR13D8042026-10-02. Service bulletin. Parts Information for Parts Withdrawal - High-Voltage Heating (PTC)
WTL22026-10-02. Service campaign. Porsche intranet posting for Campaign WTL2 – Replacing Electric Passenger Compartment Heater
No. WTL22026-10-02. Service campaign. Technical Information for Campaign WTL2 – Replacing Electric Passenger Compartment Heater
No. 96-262026-10-02. Service bulletin. Symptom-based workshop manual for Noises from Front Wiper Blade
No. 92-262026-10-02. Service bulletin. Technical Information for Wind Noises when Driving from the Sunroof Area
No. 198-23-12026-10-02. Service bulletin. Technical Information for Cracking on Roof Module: Procedure for Damage Documentation
No. 85-262026-10-02. Service bulletin. Technical Information for Color Deviation/Spots on the Windshield Trim Frame
No. 79-262026-10-02. Service bulletin. Technical Information for Wind Noises from the Front Corner Window Area when Driving
No. 68-262026-10-02. Service bulletin. Technical Information for Wiper Arm Cover for Rear Window Wiper System Loose/Missing: Use the Cayenne Electric Wiper System
WTL32026-09-04. Service campaign. Porsche intranet post for Workshop Campaign WTL3 - Replacing Seal for Roof Module. Note that this Campaign is only applicable to all Cayenne Electric models for model year 2026. The combustion and hybrid Cayenne variants are not applicable to this Campaign.