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Service bulletin No. 57-21

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 id10200779
Published by NHTSA2021-09-03
Manufacturer's numberNo. 57-21
Manufacturer's date2021-08-31
NHTSA componentENGINE AND ENGINE COOLING; EQUIPMENT

NHTSA's summary

List of approved C30 engine oils for all Porsche models MY21 and newer.

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, Equipment and accessories

Vehicles listed
PORSCHE 718 SPYDER2021
PORSCHE 9112021
PORSCHE CAYENNE2021
PORSCHE CAYENNE E-HYBRID2021 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE CAYENNE GTS2021 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE CAYENNE S2021 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE MACAN2021
PORSCHE PANAMERA2021
PORSCHE PANAMERA 42021 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE PANAMERA 4 E-HYBRID2021 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE PANAMERA 4S2021 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE PANAMERA 4S E-HYBRID2021 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE PANAMERA GTS2021 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE PANAMERA TURBO S2021 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE redundant BOXSTER2021
PORSCHE redundant CAYMAN2021

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

Recalls for the same vehicles and component
20236622023-12-13. Accessories
21V3410002021-05-12. ENGINE

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

Other bulletins for the same vehicles and component
No. 91-262026-10-02. Service bulletin. Technical Information for Particles/Metal Chips/Residues in Engine Oil
No. 32-262026-10-02. Service bulletin. Manufacturer's Certificate for Overview of approved Porsche C40 GT engine oils
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. 36-262026-10-02. Service bulletin. Manufacturer's Certificate for Overview of Approved Porsche C40 Engine Oils
GR13D8022026-09-04. Service bulletin. Parts Information for Parts Withdrawal - Coolant Regulator Housing
GR13D8032026-09-04. Service bulletin. Parts Withdrawal - Control Valve
No. 2304-22026-09-04. Service bulletin. Information on Advanced Technical Information for E3.I/G2 V8 – Oil/Air Separator Membrane Failure
No. 50-26-22026-09-04. Warranty extension. Update to Warranty Information: Warranty Extension for Additional Coolant Pump