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Service bulletin No. 2502

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 id11015195
Published by NHTSA2025-03-06
Manufacturer's numberNo. 2502
Manufacturer's date2025-02-07
NHTSA componentFUEL/PROPULSION SYSTEM; POWER TRAIN

NHTSA's summary

Advanced Technical Information - 9YA, 9YB PHEV- HV Power Electronics SW Update

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

Fuel system, Transmission and driveline

Vehicles listed
PORSCHE CAYENNE2024, 2025

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
20254982025-09-23. Fuel System
25V6340002025-09-23. FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

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

Other bulletins for the same vehicles and component
No. 31-262026-10-02. Service bulletin. Manufacturer's Certificate for Overview of Approved Porsche C40 Engine Oils
No. 30-262026-10-02. Service bulletin. Manufacturer's Certificate for Overview of Approved Porsche C20 Engine Oils
No. 29-262026-10-02. Service bulletin. Manufacturer's Certificate for Overview of Approved Porsche C30 Engine Oils
No. 84-262026-10-02. Service bulletin. Technical Information for Filler Flap on Vehicles with Hybrid Drive System (PHEV) Does Not Close
No. 36-262026-10-02. Service bulletin. Manufacturer's Certificate for Overview of Approved Porsche C40 Engine Oils
No. 81-262026-10-02. Service bulletin. Technical Information for Yellow Warning Message “All-Wheel Drive System Malfunction”, “C12BEF6” and “C133700” in the All-Wheel Electronics Control Unit
No. 62-262026-10-02. Service bulletin. Technical Information for Coolant Warning Light Lights Up: Suspected Coolant Loss on the Coolant Pump
GR13D8022026-09-04. Service bulletin. Parts Information for Parts Withdrawal - Coolant Regulator Housing
No. 2433-42026-09-04. Service bulletin. Information on Advanced Technical Information for Porsche Mobile Charger NEMA Supply Cable Initialization Failure
No. 2315-12026-09-04. Service bulletin. Information on Advanced Technical Information for Porsche Mobile Charger Plus (PMC+) Red LEDs and Fault B191E49