WenmarOpen by Wenmar Pro

Service bulletins for the 2018 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.

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

By type

By component

By trouble code

Only bulletins with component: Tires are shown. Show all

Bulletins, newest first
No. 76-212021-11-05. Service bulletin. WHEELS; TIRES. Instructions on the manufacturer's certificate for approved winter tires, wheels, and snow chains.
No. 75-212021-11-05. Service bulletin. WHEELS; TIRES. Instructions on the manufacturer's certificate for approved summer tires, wheels, and spacers.
No. 89-212021-11-05. Service bulletin. WHEELS; TIRES. Instructions on the manufacturer's certificate for approved summer tires and wheels.
No. 90.212021-11-05. Service bulletin. WHEELS; TIRES; EQUIPMENT:OTHER:LABELS. Instructions on the manufacturer's certificate for approved winter tires, wheels, and snow chains.
ATIALL416042021-06-28. Service bulletin. EQUIPMENT; TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS. 2003 to Present All with tire pressure monitoring system.
122-X7L3M-122021-03-06. Service bulletin. TIRES; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; WHEELS. Resubmitting at request of Mr. Bernard Hardgrave. List of approved wheels and tires for the 911.
122-M2G8R-122021-03-06. Service bulletin. TIRES; WHEELS. Resubmitting at request of Mr. Bernard Hardgrave. List of approved wheels and tires for the 991.2 generation GT2RS and GT3RS.
122-W3U5D-032020-03-05. Service bulletin. TIRES; WHEELS. List of approved wheels and tires for the 911.
122-A9Z9X-102019-10-31. Service bulletin. TIRES; WHEELS. Porsche intranet posting for WKA0 campaign, which seeks to send a letter to affected customers and reprogram their instrument cluster if necessary. The measure is to make sure the tires on the vehicle are logged correctly in the vehicle's computer.
122-A6Z6M-092019-09-23. Service bulletin. WHEELS; TIRES. List of approved wheel and tire combinations for the MY18 and MY19 Porsche 911 GT2RS, GT3RS, and 911 Speedster models.

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