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Service bulletins for the 1995 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.

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

By type

By component

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
No. 54-202021-01-05. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. List of approved A40 style engine oils for new and classic Porsche models.
No. 53-202021-01-05. Service bulletin. ENGINE AND ENGINE COOLING. List of approved C40 style engine oils for new and classic Porsche vehicles.
No. 20002020-11-06. Service bulletin. ENGINE AND ENGINE COOLING. Advanced Technical information on a NVH Lubrication kit.
122-Z2X7A-022020-02-04. Service bulletin. ENGINE AND ENGINE COOLING. List of approved C20 engine oils for all Porsche vehicles since 1984.
2012005-04-15. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. W301-REPLACEMENT OF ENGINE WIRING HARNESS. *TT
02042004-12-10. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SECONDARY OIL FILTER BLEED BACK. P/N - 993 107 203 03. *TT
9701 15091997-06-27. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. A NEW VERSION WASHER IS NOW INSTALLED WITH THE SECURING BOLT OF THE CAMESHAFT DRIVE GEAR. *JD

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