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Service bulletin MC330322

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 id10225135
Published by NHTSA2022-10-31
Manufacturer's numberMC330322
Manufacturer's date2022-09-07
NHTSA componentPOWER TRAIN:DRIVELINE:DRIVESHAFT

NHTSA's summary

The taper spline between the driveshaft and the rear drive assembly were assembled dry on certain vehicles. This could result in rust to form.

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

Transmission and driveline, Driveshaft

Vehicles listed
BMW R 182021
BMW R 18 CLASSIC2021
BMW R 18 TRANSCONTINENTA2022 (the catalog's model; the bulletin names a series or trim of it)

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