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Service bulletin No. 65-21

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 id10204051
Published by NHTSA2021-12-07
Manufacturer's numberNo. 65-21
Manufacturer's date2021-11-02
NHTSA componentSTEERING

NHTSA's summary

Information on the warning message - "PowerAssist Failure - Greater Force Needed" for fault memory B200046 - Function Restriction.

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

Steering

Trouble codes named

B2000

Vehicles listed
PORSCHE 9112020, 2021

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

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
SPTL26082026-09-04. Service bulletin. Special Tools and Equipment Information for alignment machines - Q2 2026 Software Spec Update Available
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
87/20 48122026-07-07. Service bulletin. Noise Symptom - Creaking Noise can be Heard When Touching the Steering Wheel Cover: Reworking Front Steering Wheel Cover (SY 87/20)
No. 99-252026-01-07. Service bulletin. Technical information on Temporary Vibrations on the Steering Wheel, Particularly During Sporty Driving
No. D7332025-09-08. Service bulletin. Parts information for parts withdrawal involving (PAD423051B) the Steering Gear with Track Rods. The vehicles affected are cars that use the part mentioned.
No. 25032025-03-06. Service bulletin. Advanced Technical Information - Release 3+ Vehicle Assistance Systems - White Warning in the Instrument Cluster: Assistance Systems currently restricted
No. 1403.12024-12-04. Service bulletin. Instructions on advanced technical information for a squeak and or rattle from the dash or instrument cluster area on the Boxsters, Caymans, and 911s.
No. 22332023-01-10. Service bulletin. Instructions on advanced technical information for the 911.