Service bulletin No. 68-21-2
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 | 10243579 |
| Published by NHTSA | 2023-10-05 |
| Manufacturer's number | No. 68-21-2 |
| Manufacturer's date | 2023-09-05 |
| NHTSA component | ENGINE AND ENGINE COOLING |
NHTSA's summary
Symptom-based workshop manual for a rattling noise from the rear area of the exhaust system.
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 CAYENNE | 2019, 2020, 2021, 2022, 2023, 2024 |
|---|---|
| PORSCHE CAYENNE E-HYBRID | 2019 (the catalog's model; the bulletin names a series or trim of it) |
| PORSCHE CAYENNE E-HYBRID | 2021, 2022, 2023 (the catalog's model; the bulletin names a series or trim of it) |
| PORSCHE CAYENNE GTS | 2021, 2022, 2023 (the catalog's model; the bulletin names a series or trim of it) |
| PORSCHE CAYENNE S | 2019, 2020, 2021, 2022, 2023, 2024 (the catalog's model; the bulletin names a series or trim of it) |
| PORSCHE CAYENNE TURBO | 2019, 2020 (the catalog's model; the bulletin names a series or trim of it) |
| PORSCHE CAYENNE TURBO | 2023 (the catalog's model; the bulletin names a series or trim of it) |
| PORSCHE CAYENNE TURBO S E-HYBRID | 2019, 2020, 2021, 2022, 2023 (the catalog's model; the bulletin names a series or trim of it) |
| PORSCHE redundant CAYENNE E-HYBRID | 2020 |
Listing a model year does not mean every vehicle of it is concerned: the document says which.
| 21V341000 | 2021-05-12. ENGINE |
|---|
A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.
| 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. 28-26 | 2026-10-02. Service bulletin. Manufacturer's Certificate for Overview of Approved Porsche C40 Engine Oils. Note that this bulletin covers all models back to model year 1984, for which C40 engine oils are allocated. |
| No. 27-26 | 2026-10-02. Service bulletin. Manufacturer's Certificate for Overview of Approved Porsche C20 Engine Oils. Note that the bulletin covers all models back to model year 1984, for which C20 engine oils are allocated. |
| No. 26-26 | 2026-10-02. Service bulletin. Manufacturer's Certificate for Overview of Approved Porsche C30 Engine Oils. Note that the bulletin includes all models back to model year 1984, for which C30 engine oils are allocated. |
| No. 25-26 | 2026-10-02. Service bulletin. Manufacturer's Certificate for Overview of Approved Porsche A40 Engine Oils. Note that this bulletin covers all vehicles from model year 1997 to 2020, for which A40 engine oils are assigned. Model years 1997-2001 are not available for selection in the system. |
| No. 36-26 | 2026-10-02. Service bulletin. Manufacturer's Certificate for Overview of Approved Porsche C40 Engine Oils |
| No. 62-26 | 2026-10-02. Service bulletin. Technical Information for Coolant Warning Light Lights Up: Suspected Coolant Loss on the Coolant Pump |
| GR13D802 | 2026-09-04. Service bulletin. Parts Information for Parts Withdrawal - Coolant Regulator Housing |