Service bulletin No. 2528
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 | 11026336 |
| Published by NHTSA | 2025-12-05 |
| Manufacturer's number | No. 2528 |
| Manufacturer's date | 2025-11-07 |
| NHTSA component | ENGINE |
NHTSA's summary
Instructions on advanced technical information involving the 982 – Exhaust Flaps Rattling
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
Engine
| PORSCHE 718 BOXSTER GTS | 2023, 2024 (the catalog's model; the bulletin names a series or trim of it) |
|---|---|
| PORSCHE 718 CAYMAN GT4 | 2023, 2024 (the catalog's model; the bulletin names a series or trim of it) |
| PORSCHE 718 CAYMAN GT4 RS | 2024 (the catalog's model; the bulletin names a series or trim of it) |
| PORSCHE 718 CAYMAN GTS | 2023, 2024 (the catalog's model; the bulletin names a series or trim of it) |
| PORSCHE 718 SPYDER | 2023, 2024, 2025 |
| PORSCHE 718 SPYDER RS | 2024 (the catalog's model; the bulletin names a series or trim of it) |
Listing a model year does not mean every vehicle of it is concerned: the document says which.
| No. 87-26 | 2026-10-02. Service bulletin. Technical Information for Rattling Noises from Around the Rear Silencer |
|---|---|
| No. 32-26 | 2026-10-02. Service bulletin. Manufacturer's Certificate for Overview of approved Porsche C40 GT engine oils |
| No. 31-26 | 2026-10-02. Service bulletin. Manufacturer's Certificate for Overview of Approved Porsche C40 Engine Oils |
| No. 30-26 | 2026-10-02. Service bulletin. Manufacturer's Certificate for Overview of Approved Porsche C20 Engine Oils |
| No. 29-26 | 2026-10-02. Service bulletin. Manufacturer's Certificate for Overview of Approved Porsche C30 Engine Oils |
| No. 36-26 | 2026-10-02. Service bulletin. Manufacturer's Certificate for Overview of Approved Porsche C40 Engine Oils |
| 13/26 | 2026-08-06. Service bulletin. Allocation of Approved Engine Oils MY 2027 (13/26) |
| GR13D790 | 2026-07-08. Other. Parts Withdrawal - Various Parts |
| 20/26 | 2026-07-07. Other. Overview of Approved Porsche C20 Engine Oils (20/26) |
| 19/26 1701 | 2026-07-07. Other. Overview of Approved Porsche C30 Engine Oils (19/26) |