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Service bulletin 120199

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 id604634
Published by NHTSA1999-05-07
Manufacturer's number120199
Manufacturer's date1999-02-01
Replaces120385
NHTSA componentELECTRICAL SYSTEM:IGNITION

NHTSA's summary

INFORMATION ON HIGH PERFORMANCE PLATINUM SPARK PLUG / SPARK PLUG APPLICATION CHART. *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

Electrical system, Ignition

Vehicles listed
BMW BMW

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