# Service bulletin No. 1403.1 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. - Type: Service bulletin - NHTSA id: 11011184 - Published by NHTSA: 2024\-12\-04 - Manufacturer's number: No. 1403.1 - Manufacturer's date: 2024\-11\-04 - NHTSA component: STEERING ## NHTSA's summary Instructions on advanced technical information for a squeak and or rattle from the dash or instrument cluster area on the Boxsters, Caymans, and 911s. ## The document - [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2024/MC-11011184-0001.pdf) - [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2024/MC-11011184-9999.pdf) The document is the manufacturer's. This site does not hold it. ## Components Steering ## Vehicles listed - 2016 PORSCHE 718 BOXSTER - 2017 to 2024 PORSCHE 718 BOXSTER - 2021 to 2024 PORSCHE 718 BOXSTER GTS - 2017 to 2024 PORSCHE 718 BOXSTER S - 2016 PORSCHE 718 CAYMAN - 2017 to 2024 PORSCHE 718 CAYMAN - 2022 to 2024 PORSCHE 718 CAYMAN GT4 - 2024 PORSCHE 718 CAYMAN GT4 RS - 2022 to 2024 PORSCHE 718 CAYMAN GTS - 2017 to 2023 PORSCHE 718 CAYMAN S - 2012 to 2024 PORSCHE 911 - 2022 PORSCHE 911 4S - 2012 to 2017 PORSCHE 911 CARRERA - 2020 to 2024 PORSCHE 911 CARRERA - 2012 to 2013 PORSCHE 911 CARRERA 4 - 2023 PORSCHE 911 CARRERA 4 - 2012 PORSCHE 911 CARRERA 4 GTS - 2022 to 2023 PORSCHE 911 CARRERA 4 GTS - 2012 PORSCHE 911 CARRERA 4S - 2023 PORSCHE 911 CARRERA 4S - 2012 PORSCHE 911 CARRERA GTS - 2022 to 2024 PORSCHE 911 CARRERA GTS - 2012 to 2021 PORSCHE 911 CARRERA S - 2023 PORSCHE 911 CARRERA S - 2023 to 2024 PORSCHE 911 CARRERA T - 2023 to 2024 PORSCHE 911 DAKAR - 2012 to 2013 PORSCHE 911 GT2 - 2019 PORSCHE 911 GT2 - 2018 to 2019 PORSCHE 911 GT2 RS - 2012 to 2016 PORSCHE 911 GT3 - 2018 to 2019 PORSCHE 911 GT3 - 2021 to 2024 PORSCHE 911 GT3 - 2016 PORSCHE 911 GT3 RS - 2019 PORSCHE 911 GT3 RS - 2023 to 2024 PORSCHE 911 GT3 RS - 2022 to 2023 PORSCHE 911 GT3 TOURING - 2016 PORSCHE 911 R - 2012 to 2021 PORSCHE 911 TARGA 4 - 2023 PORSCHE 911 TARGA 4 - 2009 PORSCHE 911 TARGA 4S - 2012 PORSCHE 911 TARGA 4S - 2014 PORSCHE 911 TARGA 4S - 2023 PORSCHE 911 TARGA 4S - 2023 PORSCHE 911 TARGA GTS - 2012 to 2023 PORSCHE 911 TURBO - 2010 to 2012 PORSCHE 911 TURBO S - 2021 to 2023 PORSCHE 911 TURBO S - 2012 to 2015 PORSCHE BOXSTER - 2012 to 2014 PORSCHE BOXSTER S - 2012 PORSCHE BOXSTER SPYDER - 2012 to 2015 PORSCHE CAYMAN - 2020 PORSCHE CAYMAN - 2016 PORSCHE CAYMAN GT4 - 2020 to 2021 PORSCHE CAYMAN GT4 - 2020 to 2021 PORSCHE CAYMAN GTS - 2012 PORSCHE CAYMAN R - 2012 PORSCHE CAYMAN S - 2014 PORSCHE CAYMAN S - 2017 PORSCHE redundant BOXSTER - 2020 to 2022 PORSCHE redundant BOXSTER - 2021 to 2022 PORSCHE redundant CAYMAN - 2023 PORSCHE redundant CAYMAN GT4 - 2022 PORSCHE redundant CAYMAN GTS ## Other bulletins for the same vehicles and component - [SPTL2609](/bulletins/11037868.md), 2026-10-02, Service bulletin: WHEELS; STEERING; SUSPENSION. Special Tools and Equipment Information for alignment machines \- Q3 2026 Software Spec Update Available - [No. 64\-26\-1](/bulletins/11037856.md), 2026-10-02, Service bulletin: STEERING; WHEELS; SUSPENSION. Technical Information for Yellow Warning Message "Rear Axle Steering Has Failed" in Instrument Cluster: Replace Servo Motors for Rear Axle Steering - [SPTL2608](/bulletins/11037083.md), 2026-09-04, Service bulletin: WHEELS; SUSPENSION; STEERING. Special Tools and Equipment Information for alignment machines \- Q2 2026 Software Spec Update Available - [No. 64\-26](/bulletins/11037041.md), 2026-09-04, Service bulletin: SUSPENSION; STEERING. Technical Information for Yellow Warning Message "Rear Axle Steering Has Failed" in Instrument Cluster: Replace Servo Motors for Rear Axle Steering - [87/20 4812](/bulletins/11034602.md), 2026-07-07, Service bulletin: STEERING. Noise Symptom \- Creaking Noise can be Heard When Touching the Steering Wheel Cover: Reworking Front Steering Wheel Cover \(SY 87/20\) - [No. 99\-25](/bulletins/11027273.md), 2026-01-07, Service bulletin: STEERING. Technical information on Temporary Vibrations on the Steering Wheel, Particularly During Sporty Driving - [No. D733](/bulletins/11022917.md), 2025-09-08, Service bulletin: STEERING. Parts information for parts withdrawal involving \(PAD423051B\) the Steering Gear with Track Rods. The vehicles affected are cars that use the part mentioned. - [D711](/bulletins/11016743.md), 2025-04-07, Service bulletin: STEERING. Parts Information \- Parts Withdrawal \- Steering Gear - [No. 2503](/bulletins/11015196.md), 2025-03-06, Service bulletin: ELECTRICAL SYSTEM; STEERING. Advanced Technical Information \- Release 3\+ Vehicle Assistance Systems \- White Warning in the Instrument Cluster: Assistance Systems currently restricted - [WPR3](/bulletins/10254165.md), 2024-05-04, Service bulletin: STEERING. Porsche intranet posting with information on workshop campaign WPR3 \- replacing gearshift paddles JSON: [/v1/bulletins/11011184](/v1/bulletins/11011184) [Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%20No.%201403.1&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F11011184&vehicle=Service%20bulletin%20No.%201403.1)