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Service bulletin RRA12202103

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 id10206766
Published by NHTSA2022-01-24
Manufacturer's numberRRA12202103
Manufacturer's date2021-12-06
NHTSA componentSERVICE BRAKES; EQUIPMENT ADAPTIVE/MOBILITY:VEHICLE CONTROLS:BRAKING; EQUIPMENT

NHTSA's summary

The affected vehicles have been identified as having a potential issue concerning the rear brake carrier fixings. It could be possible that during the rear axle assembly, the rear brake carriers were fitted with incorrect fixing (T orx El4 instead of the correct El6).

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

Brakes, Equipment and accessories

Vehicles listed
ROLLS-ROYCE DAWN2020, 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
RR653342682021-05-24. Service bulletin. Visible cracks or hazy areas present in the surface of the LED headlight lens
RR655035532020-12-21. Service bulletin. Information and instructions on carrying out a Cylinder Leakage Test on an N74 engine
RR646051102020-11-16. Service bulletin. SoE - Diagnosis guides and quality reporting: The vehicle has been brought to the workshop with a complaint relating to the SoE function.
RRA092020082020-10-19. Service bulletin. An issue has been identified concerning the programming of all Ghost, Wraith and Dawn RR4/5/6 model variants with ISTA4.25 which includes vehicle software version F001-20-07-521. An execution block has been implemented. When prompted by ISTA please program with alternative I-Level vehicle software version F001-20-03-540.
RR53703642020-08-31. Service bulletin. Transmission oil has collected on the automatic transmission or there is oil moisture/sweating in this area. There are traces of oil in the oil sump gasket area (see attachment, Fig. 1) or stains/dirty edges can be seen on the underbody panelling.