Service bulletin No. 64-26

Manufacturer communication, from NHTSA Manufacturer Communications

Published by NHTSA: Sep 4, 2026
Manufacturer: PORSCHE
NHTSA ID: 11037041
NHTSA category: Service Bulletin/Repair Instructions
Applies to, as stated by NHTSA: PORSCHE 911 2021-2026; PORSCHE 911 4S 2022; PORSCHE 911 CARRERA 2021-2026; PORSCHE 911 CARRERA 4 2023; PORSCHE 911 CARRERA 4 GTS 2022-2023; PORSCHE 911 CARRERA 4S 2023; PORSCHE 911 CARRERA GTS 2022-2024; PORSCHE 911 CARRERA S 2021, 2023; PORSCHE 911 CARRERA T 2023-2024; PORSCHE 911 DAKAR 2023-2024; PORSCHE 911 GT3 2021-2026; PORSCHE 911 GT3 RS 2023-2024; PORSCHE 911 GT3 TOURING 2022-2023; PORSCHE 911 TARGA 4 2021, 2023; and 4 more models
Component, as stated by NHTSA: STEERING; SUSPENSION

Text of the manufacturer communication

Technical Information for Yellow Warning Message "Rear Axle Steering Has Failed" in Instrument Cluster: Replace Servo Motors for Rear Axle Steering

Manufacturer document number: No. 64-26
Date of the communication: 2026-08-10

View original source on NHTSA.gov

NHTSA reuses some ID numbers across record types. If its page lists more than one record, this one is the manufacturer communication dated Sep 4, 2026.

For the 2022 Porsche 911

Carrera S (992)

Ignored

Relevance of 47% is under one half, so the notice is ignored whatever the other figures say.

Vehicle relevance: 47%
Attention: 64%
Interrupt probability: 60%

Importance to this owner: 2.0 of 4, worth knowing
Vehicle area the notice is about: Steering

This manufacturer communication does not appear to warrant attention for this vehicle.

Decided by jev-1.13.0 in 196 ms from 1,937 input tokens. Jev returns these figures and nothing else. It gives no reasons, and none are written for it here. The figures describe how relevant the notice is, not the condition of any vehicle.

Checked by code against NHTSA's fields

A plain comparison with the structured fields NHTSA filled in. Separate from Jev's decision.

YesNHTSA names this make
YesNHTSA names this model (listed as 911)
YesNHTSA lists model year 2022 for this model

The same notice, every vehicle

Relevance	Attention	Interrupt	State
47%	64%	60%	Ignored
2%	5%	6%	Ignored
1%	4%	5%	Ignored
1%	3%	5%	Ignored
1%	4%	5%	Ignored
1%	3%	5%	Ignored
1%	4%	5%	Ignored
1%	4%	6%	Ignored
1%	3%	5%	Ignored
1%	3%	4%	Ignored
1%	3%	5%	Ignored
1%	3%	4%	Ignored
1%	4%	5%	Ignored
1%	3%	5%	Ignored
1%	4%	5%	Ignored
1%	3%	5%	Ignored

Select a vehicle to see its attention and interrupt figures above.