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Service bulletin No. 109-21

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10205963
Published by NHTSA2022-01-05
Manufacturer's numberNo. 109-21
Manufacturer's date2021-12-15
NHTSA componentEQUIPMENT; WHEELS; SUSPENSION

NHTSA's summary

Symptom-based workshop manual: noise symptom, clicking sound from around the front axle. Observe specified procedure.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Equipment and accessories, Suspension, Wheels

Vehicles listed
PORSCHE 9112014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
24V8090002024-10-28. WHEELS:LUGS/NUTS/BOLTS/STUDS
21V2010002021-03-24. SUSPENSION:REAR
21V1570002021-03-10. SUSPENSION:CRITICAL FASTENERS; SUSPENSION
19V8750002019-12-11. CHILD SEAT; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
SPTL26092026-10-02. Service bulletin. Special Tools and Equipment Information for alignment machines - Q3 2026 Software Spec Update Available
No. 64-26-12026-10-02. Service bulletin. Technical Information for Yellow Warning Message "Rear Axle Steering Has Failed" in Instrument Cluster: Replace Servo Motors for Rear Axle Steering
No. 35-262026-10-02. Service bulletin. Manufacturer's Certificate for Approval: Wheels and Tires
SPTL26082026-09-04. Service bulletin. Special Tools and Equipment Information for alignment machines - Q2 2026 Software Spec Update Available
No. 63-262026-09-04. Service bulletin. Symptom-based workshop manual for Creaking Noise from the Front End of the Vehicle.
No. 64-262026-09-04. Service bulletin. Technical Information for Yellow Warning Message "Rear Axle Steering Has Failed" in Instrument Cluster: Replace Servo Motors for Rear Axle Steering
24-262026-09-04. Service bulletin. Manufacturer's Certificate for approved wheels and tires. Also includes model year 2024 911 S/T and GT3 Touring.
109/21 44072026-07-08. Service bulletin. Noise Symptom – Clicking Noises from the Area of the Front Axle: Observe Specified Procedure (SY 109/21)
40/26 44072026-07-07. Service bulletin. Wheel Bolt Replacement Requirement - Change from Wheel Bolts with Aluminum Washers to Wheel Bolts with Steel Washers (40/26)
109/21 44072026-07-07. Service bulletin. Noise Symptom – Clicking Noises from the Area of the Front Axle: Observe Specified Procedure (SY 109/21)