2017 Porsche 718 Cayman problems, complaints & recalls
Most-reported problem areas: Visibility/Wiper (1) · Seats (1) · Seat Belts (1)
Safety recalls (4)
Structure 2019-02-20 · campaign 19V113000 · 14,388 vehicles
Defect: Porsche Cars North America, Inc. (Porsche) is recalling certain 2017-2019 718 Boxster, 718 Boxster S, 718 Cayman and 718 Cayman S vehicles and 2018-2019 718 Boxster GTS and 2018-2019 718 Cayman GTS vehicles. In the event of a crash, a crossmember may detach from the luggage compartment bracket, possibly causing a fuel leak.
Risk: A fuel leak in the presence of an ignition source can increase the risk of fire.
Fix: Porsche will notify owners, and dealers will secure the crossmember with additional rivets, free of charge. The recall began April 19, 2019. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AKA3.
Air Bags:frontal:passenger Side:inflator Module 2017-03-02 · campaign 17V134000 · 120 vehicles
Defect: Porsche Cars North America, Inc. (Porsche) is recalling certain 2016 911 GT3 RS and 911 R vehicles and 2017 911 Carrera, 911 Carrera Cabriolet, 911 Carrera 4, 911 Carrera 4S, 911 Carrera 4S Cabriolet, 911 Carrera S, 911 Carrera S Cabriolet, 911 Targa 4, 911 Targa 4S, 911 Turbo S, 911 Turbo S Cabriolet, 718 Boxster, 718 Boxster S, 718 Cayman and 718 Cayman S vehicles. The passenger frontal air bag inflator initiator may fail to ignite during a crash.
Risk: If the air bag inflator initiator fails to ignite, the passenger frontal air bag will not deploy, increasing the risk of injury in the event of a crash.
Fix: Porsche will notify owners, and dealers will replace the affected air bags, free of charge. The recall began May 15, 2017. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AH03.
Fuel System, Gasoline:delivery:hoses, Lines/Piping, And Fittings 2017-01-25 · campaign 17V054000 · 4,090 vehicles
Defect: Porsche Cars North America, Inc. (Porsche) is recalling certain 2017 911 Carrera, 911 Carrera S, 911 Carrera 4, 911 Carrera 4S, 911 Targa 4, 911 Targa 4S + GTS, 911 Carrera Cabriolet, 911 Carrera S Cabriolet, 911 Carrera 4 Cabriolet, 911 Carrera 4S Cabriolet, 718 Boxster, 718 Boxster S, 718 Cayman, and 718 Cayman S vehicles. The screws that fasten the fuel collection pipes in the engine compartment may shear off, resulting in a fuel leak.
Risk: A fuel leak in the presence of an ignition source increases the risk of a fire.
Fix: Porsche will notify owners, and dealers will install improved fastening screws, free of charge. The recall began March 27, 2017. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AH01.
Air Bags:side/Window 2016-12-30 · campaign 16V946000 · 85 vehicles
Defect: Porsche Cars North America, Inc. (Porsche) is recalling certain model year 2017 718 Boxster, 718 Boxster S, 718 Cayman, 718 Cayman S, 911 Carrera, 911 Carrera S, 911 Carrera S Cabriolet, 911 Carrera 4S, 911 Turbo, 911 Turbo S, 911 Carrera 4S Cabriolet, and 911 Turbo Cabriolet vehicles. The seat mounted side air bag inflator initiator may fail to ignite during a crash.
Risk: If the air bag inflator initiator fails to ignite, the side air bag will not deploy, increasing the risk of injury in the event of a crash.
Fix: Porsche will notify owners, and dealers will replace the affected air bag modules, free of charge. The recall began April 2017. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AG10.
Service bulletins (503)
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 503 bulletins. Search all of them free at nhtsa.gov.
What owners report
2026-04-16 · Power Train“the passenger side (right rear) inside cv joint grease boot clamp failed and leaked grease. i discovered it while switching out winter to summer tires. i have included pictures. in researching the defect i found that it is a common occurrence with the porsche 718 cayman and occurs with low mileage. i believe the clamp was defective or not installed…”
2022-03-04 · Seat Belts“seat belt will not retracted back it stays completly loose.…”
2022-02-09 · Seats“i have a porsche 718 cayman [xxx] i purchase this vehicle october 16, 2020 with only 1,500 miles on the odometer from porsche of tucson 4690 e 22nd st, tucson, az 85711. purchase porsche extended platinum warranty for 96/100,000 miles. my passenger side 3- point seatbelt will not retract back properly. this is definitely a safety issue for the pass…”
2018-10-12 · Engine · 14,000 mi“i sustained serious burns to my calf from my the exhausts on my 2014 boxster s, and my 2017 cayman, on two occasions. both cars suffer from the same dangerous design defect: an excessively protruding central exhaust pipe. the first injury was sustained on february 19, 2017, when i leaned against my 2014 boxster s, and the rear of my calf made d…”
2018-05-26 · Visibility/Wiper · 100 mi“both headlights get foggy condensation driver side seat belt retractor lose and making rattling noise windshield wiper has poor contact with front windshield. poor visibility on rainy day …”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.