2018 Porsche 911 problems, complaints & recalls
Most-reported problem areas: Electrical System:ignition:switch (1)
🧭 Reliability snapshot
Compared against other Porsche 911 model years — complaint volume vs the model's median year, recalls and severity. How we score →
Safety recalls (1)
Air Bags 2019-03-06 · campaign 19V179000 · 417 vehicles
Defect: Porsche Cars North America, Inc. (Porsche) is recalling certain 2018 718 Boxster, Boxster S and Boxster GTS, 718 Cayman, Cayman S and Cayman GTS, 911 Carrera, Carrera T, Targa 4 GTS, Carrera 4, Carrera S, Carrera 4S, Carrera GTS, Carrera 4 GTS, Carrera Cabriolet, Carrera S Cabriolet, Carrera 4S Cabriolet, Carrera GTS Cabriolet, Carrera 4 GTS Cabriolet, Targa 4, Targa 4S, Turbo, Turbo S, Turbo S Exclusive Series, Turbo Cabriolet, Turbo S Cabriolet and GT3 vehicles. The side air bag impact sensor
Risk: In the event of a crash, the air bags may not deploy, increasing the risk of injury.
Fix: Porsche will notify owners, and dealers will tighten the air bag sensors, as necessary, free of charge. The recall began May 17, 2019. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AKA4.
Service bulletins (560)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Power Train 2026-09-22 · No. 28-26 · Service Bulletin/Repair Instructions
manufacturer's certificate for overview of approved porsche c40 engine oils. note that this bulletin covers all models back to model year 1984, for which c40 engine oils are allocated.
Power Train 2026-09-22 · No. 27-26 · Service Bulletin/Repair Instructions
manufacturer's certificate for overview of approved porsche c20 engine oils. note that the bulletin covers all models back to model year 1984, for which c20 engine oils are allocated.
Power Train 2026-09-22 · No. 26-26 · Service Bulletin/Repair Instructions
manufacturer's certificate for overview of approved porsche c30 engine oils. note that the bulletin includes all models back to model year 1984, for which c30 engine oils are allocated.
Power Train 2026-09-22 · No. 25-26 · Service Bulletin/Repair Instructions
manufacturer's certificate for overview of approved porsche a40 engine oils. note that this bulletin covers all vehicles from model year 1997 to 2020, for which a40 engine oils are assigned. model years 1997-2001 are not available for selection in the system.
Wheels 2026-09-14 · SPTL2609 · Service Bulletin/Repair Instructions
special tools and equipment information for alignment machines - q3 2026 software spec update available
Electrical System 2026-09-01 · No. 12-26 · Service Bulletin/Repair Instructions
technical information for damage to nano plug contacts due to utilization of incorrect measuring equipment
Showing the 6 most recent of 560 bulletins. Search all of them free at nhtsa.gov.
What owners report
2022-01-27 · Electrical System:ignition:switch · 12,000 mi“the contact owns a 2018 porsche carrera. the contact stated while driving at 50mph when the contact attempted to turn off their headlight switch on the vehicle but instead accidentally hit the ignition switch which caused the engine to shut off and the vehicle to coast on its own. the contact was able to veer to the side of the road and restart the…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.