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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: Parking brake are shown. Show all

Bulletins, newest first
No. 166-22-32023-03-04. Service bulletin. PARKING BRAKE. Technical information on WNK6 - replacing spreader device
No. 140-22-12023-03-04. Service bulletin. PARKING BRAKE. Technical information on WNK5 - exchanging spreader device

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