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Service bulletin 110101

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 id621520
Published by NHTSA2001-09-25
Manufacturer's number110101
Manufacturer's date2001-06-01
Replaces110590
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:GASOLINE

NHTSA's summary

SUBJECT REGARDING HYDRAULIC BUCKET TAPPETS (HVA) TROUBLESHOOTING TIPS FOR VEHICLES EXHIBITING A TAPPING / RATTLE TYPE NOSE FROM THE VALVE TRAIN AREA. *TT

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Engine

Vehicles listed
BMW BMW

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