# Service bulletin No. 08\-25

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.

- Type: Service bulletin
- NHTSA id: 11015158
- Published by NHTSA: 2025\-03\-06
- Manufacturer's number: No. 08\-25
- Manufacturer's date: 2025\-03\-01
- NHTSA component: ENGINE; FUEL/PROPULSION SYSTEM

## NHTSA's summary

Manufacturer's Certificate \- Allocation of Approved Engine Oils MY2025 \(08/25\)

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2025/MC-11015158-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2025/MC-11015158-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Engine, Fuel system

## Vehicles listed

- 2025 PORSCHE 718 BOXSTER
- 2026 PORSCHE 718 CAYMAN
- 2025 PORSCHE 718 SPYDER
- 2025 PORSCHE 911
- 2025 PORSCHE 911 CARRERA
- 2025 PORSCHE 911 GT3
- 2025 PORSCHE CAYENNE
- 2025 PORSCHE CAYENNE COUPE
- 2025 PORSCHE CAYENNE E\-HYBRID
- 2025 PORSCHE CAYENNE E\-HYBRID COUPE
- 2025 PORSCHE MACAN
- 2025 PORSCHE MACAN 4 ELECTRIC
- 2025 PORSCHE MACAN 4S ELECTRIC
- 2025 PORSCHE MACAN ELECTRIC
- 2025 PORSCHE MACAN GTS
- 2025 PORSCHE MACAN S
- 2025 PORSCHE MACAN TURBO ELECTRIC
- 2025 PORSCHE PANAMERA 4 E\-HYBRID
- 2025 PORSCHE TAYCAN
- 2026 PORSCHE TAYCAN TURBO
- 2025 PORSCHE TAYCAN TURBO GT

## Recalls for the same vehicles and component

- [2025498](/recalls/tc/2025498.md), 2025-09-23: Fuel System
- [25V634000](/recalls/nhtsa/25V634000.md), 2025-09-23: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

## Other bulletins for the same vehicles and component

- [GR13D804](/bulletins/11037872.md), 2026-10-02, Service bulletin: STRUCTURE:BODY; ELECTRICAL SYSTEM; VISIBILITY/WIPER; FUEL/PROPULSION SYSTEM. Parts Information for Parts Withdrawal \- High\-Voltage Heating \(PTC\)
- [WSM5](/bulletins/11037867.md), 2026-10-02, Service campaign: ENGINE; STRUCTURE:BODY. Porsche intranet posting for Campaign WSM5 – Replacing engine data sticker \(VECI\)
- [No. WSM5](/bulletins/11037865.md), 2026-10-02, Service campaign: ENGINE; STRUCTURE:BODY. Technical Information for Campaign WSM5 – Replacing engine data sticker \(VECI\)
- [WTL2](/bulletins/11037863.md), 2026-10-02, Service campaign: FUEL/PROPULSION SYSTEM; VISIBILITY/WIPER; ELECTRICAL SYSTEM; STRUCTURE:BODY; POWER TRAIN. Porsche intranet posting for Campaign WTL2 – Replacing Electric Passenger Compartment Heater
- [No. WTL2](/bulletins/11037862.md), 2026-10-02, Service campaign: ELECTRICAL SYSTEM; STRUCTURE:BODY; FUEL/PROPULSION SYSTEM; VISIBILITY/WIPER; POWER TRAIN. Technical Information for Campaign WTL2 – Replacing Electric Passenger Compartment Heater
- [No. 91\-26](/bulletins/11037847.md), 2026-10-02, Service bulletin: POWER TRAIN; ENGINE. Technical Information for Particles/Metal Chips/Residues in Engine Oil
- [SY No. 72\-26](/bulletins/11037832.md), 2026-10-02, Service bulletin: ENGINE; POWER TRAIN. Symptom\-based workshop manual for High\-Pitched “Whining” and Whistling Noises in Partial Load Operation from the Engine Area. Note that this bulletin only covers 911 Turbo S with the t\-hybrid system.
- [No. 72\-26](/bulletins/11037830.md), 2026-10-02, Service bulletin: ENGINE; POWER TRAIN. Symptom\-based workshop manual for High\-Pitched “Whining” and Whistling Noises in Partial Load Operation from the Engine Area. Note that this bulletin covers only 911 GTS t\-hybrid models.
- [No. 32\-26](/bulletins/11037826.md), 2026-10-02, Service bulletin: POWER TRAIN; ENGINE. Manufacturer's Certificate for Overview of approved Porsche C40 GT engine oils
- [No. 31\-26](/bulletins/11037825.md), 2026-10-02, Service bulletin: POWER TRAIN; ENGINE. Manufacturer's Certificate for Overview of Approved Porsche C40 Engine Oils

JSON: [/v1/bulletins/11015158](/v1/bulletins/11015158)

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