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Service bulletins for the 2021 Porsche 718 Boxster

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.

365 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
No. 16-252025-07-02. Service bulletin. ENGINE. Manufacturers certificate for an Overview of Approved Porsche C30 Engine Oils. The vehicles affected are cars that use engine C20 oil as of MY 2021.
No. 15-252025-07-02. Service bulletin. ENGINE. Manufacturers certificate for an Overview of Approved Porsche C20 Engine Oils. The vehicles affected are cars that use engine C20 oil as of MY 2021.
No. 91-242025-05-05. Service bulletin. ENGINE. Technical information for Oil Leakage in the Area of the Upper Part of the Oil Pan and Crankcase: Checking Return Seal on Upper Part of Oil Pan and Replacing if necessary
No. 03-252025-03-06. Service bulletin. FUEL/PROPULSION SYSTEM; ENGINE. Manufacturer's Certificate - Overview of Approved Porsche C40 Engine Oils (03/25)
No. 02-252025-03-06. Service bulletin. FUEL/PROPULSION SYSTEM; ENGINE. Manufacturer's Certificate - Overview of Approved Porsche C30 Engine Oils (02/25)
No. 01-252025-03-06. Service bulletin. FUEL/PROPULSION SYSTEM; ENGINE. Manufacturer's Certificate - Overview of Approved Porsche C20 Engine Oils (01/25)
No. 98-132025-03-05. Service bulletin. ENGINE. Technical Information - Replacement of Cap for Coolant System(98/13)
No 223-242025-03-05. Service bulletin. ENGINE. Symptom-based workshop manual - Assessment of Oxidized Cylinder Liners (SY 223/24)
No 147-172025-03-05. Service bulletin. ENGINE. Technical Information - Complaint- Warning "Engine Too Hot" and/or Coolant Leak in Coolant Pump Area: Checking Vacuum Lines and Valve Block/Change-Over Valve (147/17)
No. 222-20-12024-12-07. Service bulletin. ENGINE. Technical information for a Complaint - Check Engine Error Message in Conjunction with Loss of Power or a Creaking Noise after Switching off the Engine. Includes MY17-21 Boxster, Boxster S, Boxster GTS, and Boxster T
No. D7032024-12-06. Service bulletin. ENGINE. Parts information for parts withdrawal involving the oil separator. The affected vehicles are cars that use part number 0PC115099A
No. 31-242024-10-07. Service bulletin. ENGINE. Manufacturers certificate with an overview on approved Porsche C30 engine oils. See attached for list of affected vehicles.
No. 30-242024-10-07. Service bulletin. ENGINE. Manufacturers certificate with an overview on approved Porsche C20 engine oils. See attached for list of affected vehicles.
No. D6942024-10-04. Service bulletin. ENGINE. Parts information for parts withdrawal involving the engine oil (00004321093)
No. 147-172024-09-05. Service bulletin. ENGINE. Technical information for complaint - warning "Engine Too Hot" and/or Coolant Leak in Coolant Pump Area: Checking Vacuum Lines and Valve Block
No. D6882024-08-06. Service bulletin. ENGINE. Parts information for parts withdrawal for the seal ring - 0PB115625A
No. D6872024-08-06. Service bulletin. ENGINE. Parts information for parts withdrawal involving the rear muffler/high pressure pump
No. 91-24-22024-08-06. Service bulletin. ENGINE. Technical information for an oil leakage in the area of the supper part of the oil pan and crankcase: checking return seal on upper part of oil pan and replacing if necessary
No. D6832024-07-02. Service bulletin. ENGINE. Parts information for parts withdrawal for spoiler matt black/drive unit
No. 03-242024-04-03. Service bulletin. ENGINE AND ENGINE COOLING. Instructions on the manufacturers certificate for allocation of approved engine oils
No. 201-23-12024-02-07. Service bulletin. ENGINE AND ENGINE COOLING. Technical information for a message - "engine control fault" in the instrument cluster/fault memory entries for fuel injectors in DME control unit
No. 198-222024-01-03. Service bulletin. ENGINE AND ENGINE COOLING. Technical information for radiator fan intermittently without function - DME fault memory entries P2D8900 and P2D8C00
No. 198-222023-11-07. Service bulletin. ENGINE AND ENGINE COOLING. Technical information on the radiator fan intermittently without function/DME fault memory entries P2D8900 & P2D8C00.
No. 22-232023-10-05. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION. Manufacturers certificate for an overview of approved Porsche C40 engine oils.
No. 21-232023-10-05. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION. Manufacturers certificate for an overview of approved Porsche C30 engine oils.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.