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Service bulletin 2070030.1

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10238922
Published by NHTSA2023-07-08
Manufacturer's number2070030.1
Manufacturer's date2023-06-26
NHTSA componentSUSPENSION:REAR:SPRINGS:AIR SUSPENSION SYSTEM; SUSPENSION

NHTSA's summary

Knocking noise from rear the rear air springs - Up to approximately 30 kmh/18mph Customer Statement: -During light acceleration up to 30kmh/18mph a noise may be heard from the rear air springs

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

Suspension, Air suspension

Vehicles listed
BENTLEY FLYING SPUR2020, 2021, 2022, 2023

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