Service bulletins for the 2008 Porsche 911
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.
397 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
| No. 02-23-1 | 2023-04-06. Service bulletin. ENGINE AND ENGINE COOLING. Manufacturers certificate for approved engine C20 engine oils. |
|---|---|
| No. D4a | 2023-04-06. Service bulletin. EQUIPMENT. Product knowledge for the Porsche evolution from 1948-2023. |
| PIWIS2301k | 2023-03-04. Service bulletin. EQUIPMENT. Information for PIWIS tester update 41.750.045 & .046 |
| No. 2303 | 2023-03-04. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. Special tools information for the pneumatic cartridge gun. |
| No. 05-23 | 2023-03-04. Service bulletin. ENGINE AND ENGINE COOLING. Overview of approved engine A40 oils for all Porsche models that use A40 oil. |
| No. 04-23 | 2023-03-04. Service bulletin. ENGINE AND ENGINE COOLING. Overview of approved engine C40 oils for all Porsche models that use C40 oil. |
| No. 03-23 | 2023-03-04. Service bulletin. ENGINE AND ENGINE COOLING. Overview of approved engine C30 oils for all Porsche models that use C30 oil. |
| No. 2234 | 2023-01-10. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for improper odometer and speedometer function |
| No. 1758.4 | 2022-12-07. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. Special tools information for the logo templates and exchangeable inserts. |
| PIWIS2202b | 2022-12-07. Service bulletin. EQUIPMENT. Information for PIWIS tester update 41.500.020 & .022 |
| PIWIS2201au | 2022-10-05. Service bulletin. EQUIPMENT. Information for PIWIS tester update 41.400.000 & .010. |
| PIWIS2201at | 2022-10-05. Service bulletin. EQUIPMENT. Information for PIWIS tester update #41.375.050 |
| PIWIS2201as | 2022-10-05. Service bulletin. EQUIPMENT. Information for PIWIS tester update #41.375.045. |
| No. D615 | 2022-10-05. Service bulletin. EQUIPMENT; FUEL SYSTEM, GASOLINE. Parts information for parts withdrawal involving the fuel filler flap |
| PIWIS2201ar | 2022-10-05. Service bulletin. EQUIPMENT. Information for PIWIS tester update #41.375.040 |
| No. 1734.1 | 2022-10-05. Service bulletin. ELECTRICAL SYSTEM. Special tools information for the corner weight/alignment scales on all Porsche GT cars and 918 Spyders. |
| No. 1804.1 | 2022-09-08. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. Instructions on advanced technical information for the lubricant for the sunroof/sliding roof. |
| PIWIS2201an | 2022-09-08. Service bulletin. EQUIPMENT. Information for PIWIS tester update #41.300.000, .010 & .012 |
| No. 33-22 | 2022-08-05. Service bulletin. ENGINE AND ENGINE COOLING. Overview of approved engine C20 engine oils for all Porsche models using this oil. |
| No. 31-22 | 2022-08-05. Service bulletin. ENGINE AND ENGINE COOLING. Overview of approved engine C40 engine oils for all Porsche models using this oil. |
| No. 36-22 | 2022-08-05. Service bulletin. ENGINE AND ENGINE COOLING. Instructions on the manufacturers certificate for approve Porsche A40 engine oils. |
| No. 35-22 | 2022-08-05. Service bulletin. ENGINE AND ENGINE COOLING. Overview of approved engine C30 oils for Porsche models using C30 oils. |
| No. 1801.4 | 2022-04-05. Service bulletin. SERVICE BRAKES. Advanced technical information for a brake squeal. |
| No. D599 | 2022-04-05. Service bulletin. ENGINE AND ENGINE COOLING. Parts information for parts withdrawal involving the valve spring. Part numbers affected are PAB109623 and 958109623. |
| No. 06-22 | 2022-03-04. Service bulletin. ENGINE AND ENGINE COOLING. Instructions on the manufacturers certificate for allocation of approved engine oils up until MY2020. (starting back at MY1984). An overview of the approved engine oils. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.